{"id":88576,"date":"2025-07-04T10:08:03","date_gmt":"2025-07-04T03:08:03","guid":{"rendered":"https:\/\/itviec.com\/blog\/?p=88576"},"modified":"2025-07-04T11:52:49","modified_gmt":"2025-07-04T04:52:49","slug":"lo-trinh-hoc-data-scientist-roadmap","status":"publish","type":"post","link":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/","title":{"rendered":"Data Scientist Roadmap: L\u1ed9 tr\u00ecnh h\u1ecdc t\u1eeb s\u1ed1 0 \u0111\u1ebfn chuy\u00ean gia"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed9i dung b\u00e0i vi\u1ebft<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Data_Scientist_la_gi_Trach_nhiem_cong_viec_la_gi_Can_nhung_ky_nang_nao\" >Data Scientist l\u00e0 g\u00ec? Tr\u00e1ch nhi\u1ec7m c\u00f4ng vi\u1ec7c l\u00e0 g\u00ec? C\u1ea7n nh\u1eefng k\u1ef9 n\u0103ng n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Tong_quan_lo_trinh_hoc_de_tro_thanh_Data_Scientist\" >T\u1ed5ng quan l\u1ed9 tr\u00ecnh h\u1ecdc \u0111\u1ec3 tr\u1edf th\u00e0nh Data Scientist<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Data_Scientist_roadmap_Giai_doan_1_%E2%80%93_Hoc_kien_thuc_nen_tang\" >Data Scientist roadmap: Giai \u0111o\u1ea1n 1 &#8211; H\u1ecdc ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Data_Scientist_roadmap_Giai_doan_2_%E2%80%93_Hoc_xu_ly_va_phan_tich_du_lieu\" >Data Scientist roadmap: Giai \u0111o\u1ea1n 2 &#8211; H\u1ecdc x\u1eed l\u00fd v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Data_Scientist_roadmap_Giai_doan_3_%E2%80%93_Hoc_cac_mo_hinh_Machine_Learning_don_gian\" >Data Scientist roadmap: Giai \u0111o\u1ea1n 3 &#8211; H\u1ecdc c\u00e1c m\u00f4 h\u00ecnh Machine Learning \u0111\u01a1n gi\u1ea3n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Data_Scientist_roadmap_Giai_doan_4_%E2%80%93_Hoc_truc_quan_hoa_du_lieu\" >Data Scientist roadmap: Giai \u0111o\u1ea1n 4 &#8211; H\u1ecdc tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Data_Scientist_roadmap_Giai_doan_5_%E2%80%93_Hoc_ve_Cloud_Git_Github\" >Data Scientist roadmap: Giai \u0111o\u1ea1n 5 &#8211; H\u1ecdc v\u1ec1 Cloud, Git &amp; Github<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Data_Scientist_roadmap_Giai_doan_6_%E2%80%93_Thuc_hanh_xay_dung_du_an_ca_nhan\" >Data Scientist roadmap: Giai \u0111o\u1ea1n 6 &#8211; Th\u1ef1c h\u00e0nh x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n c\u00e1 nh\u00e2n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Cac_huong_chuyen_mon_hoa_danh_cho_Data_Scientist\" >C\u00e1c h\u01b0\u1edbng chuy\u00ean m\u00f4n h\u00f3a d\u00e0nh cho Data Scientist<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Cac_chung_chi_huu_ich_cho_Data_Scientist\" >C\u00e1c ch\u1ee9ng ch\u1ec9 h\u1eefu \u00edch cho Data Scientist<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Cau_hoi_thuong_gap_ve_Data_Scientist_Roadmap\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Data Scientist Roadmap<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#Tong_ket_Data_Scientist_Roadmap\" >T\u1ed5ng k\u1ebft Data Scientist Roadmap<\/a><\/li><\/ul><\/nav><\/div>\n\n<p><em><strong>Trong th\u1eddi \u0111\u1ea1i \u201cBig Data\u201d, Data Scientist \u0111ang l\u00e0 m\u1ed9t trong nh\u1eefng ngh\u1ec1 \u0111\u01b0\u1ee3c s\u0103n \u0111\u00f3n nh\u1ea5t, v\u1edbi m\u1ee9c l\u01b0\u01a1ng h\u1ea5p d\u1eabn v\u00e0 nhi\u1ec1u c\u01a1 h\u1ed9i ph\u00e1t tri\u1ec3n. B\u1ea1n mu\u1ed1n theo \u0111u\u1ed5i ng\u00e0nh Data Scientist nh\u01b0ng ch\u01b0a bi\u1ebft b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2u? B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n l\u1ed9 tr\u00ecnh h\u1ecdc Data Scientist roadmap \u0111\u1ec3 ph\u00e1t tri\u1ec3n s\u1ef1 nghi\u1ec7p t\u1eeb con s\u1ed1 0.<\/strong><\/em><\/p>\n\n\n\n<p>\u0110\u1ecdc b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec3 hi\u1ec3u r\u00f5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00f4ng vi\u1ec7c c\u1ee7a Data Scientist l\u00e0 g\u00ec? C\u1ea7n nh\u1eefng k\u1ef9 n\u0103ng n\u00e0o?<\/li>\n\n\n\n<li>L\u1ed9 tr\u00ecnh t\u1ed5ng quan \u0111\u1ec3 tr\u1edf th\u00e0nh Data Scientist<\/li>\n\n\n\n<li>L\u1ed9 tr\u00ecnh h\u1ecdc Data Scientist chi ti\u1ebft theo t\u1eebng giai \u0111o\u1ea1n<\/li>\n\n\n\n<li>Kinh nghi\u1ec7m x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n c\u00e1 nh\u00e2n cho Data Scientist<\/li>\n\n\n\n<li>C\u00e1c h\u01b0\u1edbng chuy\u00ean m\u00f4n h\u00f3a d\u00e0nh cho Data Scientist<\/li>\n\n\n\n<li>C\u00e1c ch\u1ee9ng ch\u1ec9 h\u1eefu \u00edch cho Data Scientist<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-data-scientist-la-gi-trach-nhi\u1ec7m-cong-vi\u1ec7c-la-gi-c\u1ea7n-nh\u1eefng-k\u1ef9-nang-nao\"><span class=\"ez-toc-section\" id=\"Data_Scientist_la_gi_Trach_nhiem_cong_viec_la_gi_Can_nhung_ky_nang_nao\"><\/span><strong>Data Scientist l\u00e0 g\u00ec? Tr\u00e1ch nhi\u1ec7m c\u00f4ng vi\u1ec7c l\u00e0 g\u00ec? C\u1ea7n nh\u1eefng k\u1ef9 n\u0103ng n\u00e0o?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-t\u1ed5ng-quan-v\u1ec1-data-scientist\"><strong>T\u1ed5ng quan v\u1ec1 Data Scientist<\/strong><\/h3>\n\n\n\n<p>Data Scientist (chuy\u00ean gia khoa h\u1ecdc d\u1eef li\u1ec7u) l\u00e0 ng\u01b0\u1eddi \u0111\u1ee9ng \u1edf giao \u0111i\u1ec3m gi\u1eefa l\u1eadp tr\u00ecnh vi\u00ean, nh\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 nh\u00e0 th\u1ed1ng k\u00ea. H\u1ecd khai th\u00e1c d\u1eef li\u1ec7u l\u1edbn \u0111\u1ec3 kh\u00e1m ph\u00e1 th\u00f4ng tin \u1ea9n, ph\u00e1t hi\u1ec7n xu h\u01b0\u1edbng v\u00e0 \u0111\u01b0a ra nh\u1eefng d\u1ef1 \u0111o\u00e1n, quy\u1ebft \u0111\u1ecbnh d\u1ef1a tr\u00ean b\u1eb1ng ch\u1ee9ng v\u00e0 d\u1eef li\u1ec7u th\u1ef1c t\u1ebf.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-cong-vi\u1ec7c-chinh-c\u1ee7a-data-scientist\"><strong>C\u00f4ng vi\u1ec7c ch\u00ednh c\u1ee7a Data Scientist<\/strong><\/h3>\n\n\n\n<p>C\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y c\u1ee7a m\u1ed9t Data Scientist kh\u00f4ng ch\u1ec9 xoay quanh m\u00f4 h\u00ecnh d\u1ef1 \u0111o\u00e1n m\u00e0 c\u00f2n bao g\u1ed3m to\u00e0n b\u1ed9 chu tr\u00ecnh d\u1eef li\u1ec7u, t\u1eeb khai th\u00e1c \u0111\u1ebfn tri\u1ec3n khai:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Thu th\u1eadp &amp; l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u<\/strong>: Truy xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb nhi\u1ec1u ngu\u1ed3n (database, API, file), x\u1eed l\u00fd gi\u00e1 tr\u1ecb thi\u1ebfu, lo\u1ea1i b\u1ecf ngo\u1ea1i l\u1ec7, chu\u1ea9n h\u00f3a \u0111\u1ecbnh d\u1ea1ng.<\/li>\n\n\n\n<li><strong>Ph\u00e2n t\u00edch d\u1eef li\u1ec7u<\/strong>: T\u00ecm hi\u1ec3u c\u1ea5u tr\u00fac d\u1eef li\u1ec7u, ph\u00e1t hi\u1ec7n m\u1eabu ti\u1ec1m n\u0103ng v\u00e0 k\u1ec3 c\u00e2u chuy\u1ec7n b\u1eb1ng bi\u1ec3u \u0111\u1ed3, \u0111\u1ed3 th\u1ecb.<\/li>\n\n\n\n<li><strong>X\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh h\u1ecdc m\u00e1y<\/strong>: L\u1ef1a ch\u1ecdn thu\u1eadt to\u00e1n v\u00e0 m\u00f4 h\u00ecnh ph\u00f9 h\u1ee3p (Random Forest, XGBoost, LSTM,&#8230;), hu\u1ea5n luy\u1ec7n v\u00e0 \u0111i\u1ec1u ch\u1ec9nh m\u00f4 h\u00ecnh tr\u00ean d\u1eef li\u1ec7u thu th\u1eadp.<\/li>\n\n\n\n<li><strong>\u0110\u00e1nh gi\u00e1 v\u00e0 t\u1ed1i \u01b0u h\u00f3a m\u00f4 h\u00ecnh<\/strong>: S\u1eed d\u1ee5ng c\u00e1c ch\u1ec9 s\u1ed1 nh\u01b0 Accuracy, F1-Score, \u0111\u1ec3 \u0111o l\u01b0\u1eddng hi\u1ec7u su\u1ea5t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh si\u00eau tham s\u1ed1 (hyperparameter tuning).<\/li>\n\n\n\n<li><strong>Tri\u1ec3n khai m\u00f4 h\u00ecnh<\/strong>: \u0110\u00f3ng g\u00f3i m\u00f4 h\u00ecnh, h\u1ee3p t\u00e1c v\u1edbi backend dev \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng backend v\u00e0 thi\u1ebft l\u1eadp quy tr\u00ecnh monitoring, logging.<\/li>\n\n\n\n<li><strong>Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u<\/strong>: Chuy\u1ec3n c\u00e1c d\u1eef li\u1ec7u, th\u00f4ng tin v\u00e0 k\u1ebft qu\u1ea3 ph\u1ee9c t\u1ea1p th\u00e0nh bi\u1ec3u \u0111\u1ed3, b\u00e1o c\u00e1o ho\u1eb7c dashboard b\u1eb1ng ng\u00f4n ng\u1eef, h\u00ecnh \u1ea3nh d\u1ec5 hi\u1ec3u.<\/li>\n\n\n\n<li><strong>C\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c<\/strong>: C\u1eadp nh\u1eadt m\u00f4 h\u00ecnh theo d\u1eef li\u1ec7u m\u1edbi, thu th\u1eadp ph\u1ea3n h\u1ed3i ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/li>\n<\/ul>\n\n\n\n<p>Nh\u01b0 v\u1eady nh\u00ecn chung, c\u00f4ng vi\u1ec7c c\u1ee7a m\u1ed9t Data Scientist s\u1ebd lu\u00f4n \u0111\u01b0\u1ee3c l\u1eadp l\u1ea1i theo m\u1ed9t chu tr\u00ecnh thu th\u1eadp \u2192 ph\u00e2n t\u00edch \u2192 m\u00f4 h\u00ecnh \u2192 tri\u1ec3n khai \u2192 k\u1ec3 chuy\u1ec7n \u2192 c\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c d\u1ef1a theo ph\u1ea3n h\u1ed3i th\u1ef1c t\u1ebf.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-k\u1ef9-nang-c\u1ea7n-co-c\u1ee7a-data-scientist\"><strong>K\u1ef9 n\u0103ng c\u1ea7n c\u00f3 c\u1ee7a Data Scientist<\/strong><\/h3>\n\n\n\n<p>V\u1edbi c\u00e1c tr\u00e1ch nhi\u1ec7m n\u00eau tr\u00ean, m\u1ed9t Data Scientist c\u1ea7n c\u00f3 nh\u1eefng k\u1ef9 n\u0103ng k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i sau \u0111\u00e2y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>To\u00e1n h\u1ecdc &amp; th\u1ed1ng k\u00ea<\/strong>: Bao g\u1ed3m \u0111\u1ea1i s\u1ed1 tuy\u1ebfn t\u00ednh, vi ph\u00e2n, x\u00e1c su\u1ea5t v\u00e0 th\u1ed1ng k\u00ea suy di\u1ec5n \u0111\u1ec3 gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c thu\u1eadt to\u00e1n v\u00e0 l\u1ef1a ch\u1ecdn m\u00f4 h\u00ecnh ph\u00f9 h\u1ee3p.<\/li>\n\n\n\n<li><strong>L\u1eadp tr\u00ecnh<\/strong> <strong>(Python ho\u1eb7c R)<\/strong>: S\u1eed d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd d\u1eef li\u1ec7u, x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a quy tr\u00ecnh ph\u00e2n t\u00edch.<\/li>\n\n\n\n<li><strong>Truy v\u1ea5n v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u v\u1edbi SQL<\/strong>: B\u1ea1n c\u1ea7n c\u00f3 k\u1ef9 n\u0103ng truy v\u1ea5n d\u1eef li\u1ec7u t\u1eeb c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (PostgreSQL, MySQL,&#8230;) \u0111\u1ec3 chu\u1ea9n b\u1ecb d\u1eef li\u1ec7u tr\u01b0\u1edbc khi ph\u00e2n t\u00edch ho\u1eb7c hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh.<\/li>\n\n\n\n<li><strong>M\u00f4 h\u00ecnh h\u1ecdc m\u00e1y<\/strong>: Hi\u1ec3u r\u00f5 c\u00e1c thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y ph\u1ed5 bi\u1ebfn v\u00e0 bi\u1ebft c\u00e1ch l\u1ef1a ch\u1ecdn, hu\u1ea5n luy\u1ec7n c\u0169ng nh\u01b0 \u0111\u00e1nh gi\u00e1 m\u00f4 h\u00ecnh ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c ti\u00eau v\u00e0 d\u1eef li\u1ec7u th\u1ef1c t\u1ebf.<\/li>\n\n\n\n<li><strong>Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u<\/strong>: S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 matplotlib, Seaborn, Tableau, ho\u1eb7c Power BI \u0111\u1ec3 truy\u1ec1n \u0111\u1ea1t insight. K\u1ef9 n\u0103ng n\u00e0y gi\u00fap b\u1ea1n k\u1ec3 chuy\u1ec7n b\u1eb1ng d\u1eef li\u1ec7u, bi\u1ebfn d\u1eef li\u1ec7u th\u00f4 th\u00e0nh insight \u0111\u1ec3 ng\u01b0\u1eddi ngo\u00e0i c\u00f3 th\u1ec3 nh\u00ecn v\u00e0o l\u00e0 hi\u1ec3u.<\/li>\n<\/ul>\n\n\n\n<p>Ngo\u00e0i k\u1ef9 n\u0103ng k\u1ef9 thu\u1eadt, Data Scientist c\u0169ng c\u1ea7n c\u00f3 m\u1ed9t s\u1ed1 k\u1ef9 n\u0103ng m\u1ec1m sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u01b0 duy ph\u1ea3n bi\u1ec7n &amp; ph\u00e2n t\u00edch v\u1ea5n \u0111\u1ec1<\/strong>: Ph\u00e2n t\u00edch d\u1eef li\u1ec7u kh\u00f4ng ch\u1ec9 l\u00e0 \u201cch\u1ea1y m\u00f4 h\u00ecnh\u201d m\u00e0 b\u1ea1n c\u00f2n c\u1ea7n hi\u1ec3u r\u00f5 b\u00e0i to\u00e1n, v\u1ea5n \u0111\u1ec1 c\u1ee7a d\u1ef1 \u00e1n, \u0111\u1eb7t gi\u1ea3 thuy\u1ebft v\u00e0 ph\u1ea3n bi\u1ec7n k\u1ebft qu\u1ea3. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap b\u1ea1n tr\u00e1nh c\u00e1c sai l\u1ea7m do \u0111\u1ecbnh ki\u1ebfn (bias) d\u1eef li\u1ec7u ho\u1eb7c ng\u1ed9 nh\u1eadn m\u00f4 h\u00ecnh.<\/li>\n\n\n\n<li><strong>K\u1ef9 n\u0103ng giao ti\u1ebfp v\u00e0 storytelling<\/strong>: Bi\u1ebfn d\u1eef li\u1ec7u th\u00e0nh c\u00e2u chuy\u1ec7n. M\u1ed9t Data Scientist c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem nh\u01b0 \u201cng\u01b0\u1eddi k\u1ec3 chuy\u1ec7n\u201d &#8211; ng\u01b0\u1eddi k\u1ebft n\u1ed1i c\u00e1c manh m\u1ed1i t\u1eeb d\u1eef li\u1ec7u th\u00f4 \u0111\u1ec3 t\u1ea1o n\u00ean m\u1ed9t c\u00e2u chuy\u1ec7n ho\u00e0n ch\u1ec9nh: t\u1eeb vi\u1ec7c x\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1, l\u00e0m r\u00f5 vai tr\u00f2 c\u1ee7a t\u1eebng y\u1ebfu t\u1ed1 li\u00ean quan, \u0111\u1ebfn vi\u1ec7c l\u00fd gi\u1ea3i ho\u1eb7c d\u1ef1 \u0111o\u00e1n k\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng m\u1ed9t c\u00e1ch thuy\u1ebft ph\u1ee5c.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>\u0110\u1ecdc th\u00eam: <strong><a href=\"https:\/\/itviec.com\/blog\/cong-viec-cua-data-scientist-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Data Scientist l\u00e0 l\u00e0m g\u00ec: C\u00f4ng vi\u1ec7c v\u00e0 k\u1ef9 n\u0103ng c\u1ea7n c\u00f3<\/a><\/strong><\/em><\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-t\u1ed5ng-quan-l\u1ed9-trinh-h\u1ecdc-d\u1ec3-tr\u1edf-thanh-data-scientist\"><span class=\"ez-toc-section\" id=\"Tong_quan_lo_trinh_hoc_de_tro_thanh_Data_Scientist\"><\/span><strong>T\u1ed5ng quan l\u1ed9 tr\u00ecnh h\u1ecdc \u0111\u1ec3 tr\u1edf th\u00e0nh Data Scientist<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0110\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t Data Scientist kh\u00f4ng ph\u1ea3i l\u00e0 h\u00e0nh tr\u00ecnh \u201cm\u1ed9t s\u1edbm m\u1ed9t chi\u1ec1u\u201d. N\u00f3 \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng, k\u1ef9 n\u0103ng k\u1ef9 thu\u1eadt v\u00e0 tr\u1ea3i nghi\u1ec7m th\u1ef1c ti\u1ec5n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 l\u1ed9 tr\u00ecnh t\u1ed5ng quan gi\u00fap b\u1ea1n \u0111\u1ecbnh h\u01b0\u1edbng t\u1eebng b\u01b0\u1edbc m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng v\u00e0 th\u1ef1c t\u1ebf h\u01a1n:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Giai \u0111o\u1ea1n<\/strong><\/td><td><strong>M\u1ee5c ti\u00eau ch\u00ednh<\/strong><\/td><td><strong>N\u1ed9i dung h\u1ecdc t\u1eadp<\/strong><\/td><\/tr><tr><td><strong>Giai \u0111o\u1ea1n 1<\/strong><\/td><td>H\u1ecdc ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng<\/td><td>To\u00e1n h\u1ecdc, th\u1ed1ng k\u00ea, l\u1eadp tr\u00ecnh Python ho\u1eb7c R, SQL c\u01a1 b\u1ea3n<\/td><\/tr><tr><td><strong>Giai \u0111o\u1ea1n 2<\/strong><\/td><td>H\u1ecdc x\u1eed l\u00fd v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u<\/td><td>K\u1ebft h\u1ee3p, t\u1ed5ng h\u1ee3p, l\u00e0m s\u1ea1ch, chu\u1ea9n h\u00f3a d\u1eef li\u1ec7u, ph\u00e2n t\u00edch v\u00e0 kh\u00e1m ph\u00e1 d\u1eef li\u1ec7u<\/td><\/tr><tr><td><strong>Giai \u0111o\u1ea1n 3<\/strong><\/td><td>H\u1ecdc c\u00e1c m\u00f4 h\u00ecnh \u0111\u01a1n gi\u1ea3n<\/td><td>C\u00e1c m\u00f4 h\u00ecnh h\u1ecdc m\u00e1y \u0111\u01a1n gi\u1ea3n nh\u01b0 Linear Regression, Decision Tree, Clustering.&nbsp;Th\u1ef1c h\u00e0nh v\u1edbi c\u00e1c th\u01b0 vi\u1ec7n Scikit-learn, XGBoost.<\/td><\/tr><tr><td><strong>Giai \u0111o\u1ea1n 4<\/strong><\/td><td>H\u1ecdc tr\u1ef1c quan d\u1eef li\u1ec7u<\/td><td>T\u1ea1o bi\u1ec3u \u0111\u1ed3 b\u1eb1ng matplotlib, Seaborn, PlotlyThi\u1ebft k\u1ebf dashboard v\u1edbi Tableau, Power BI<\/td><\/tr><tr><td><strong>Giai \u0111o\u1ea1n 5<\/strong><\/td><td>H\u1ecdc v\u1ec1 Cloud, Git &amp; Github<\/td><td>Cloud platform nh\u01b0 AWS, Azure, GCPGit &amp; GitHub \u0111\u1ec3 qu\u1ea3n l\u00fd phi\u00ean b\u1ea3n<\/td><\/tr><tr><td><strong>Giai \u0111o\u1ea1n 6<\/strong><\/td><td>Th\u1ef1c chi\u1ebfn<\/td><td>L\u00e0m d\u1ef1 \u00e1n th\u1ef1c t\u1ebf t\u1eeb ngu\u1ed3n d\u1eef li\u1ec7u m\u1edfX\u00e2y d\u1ef1ng portfolio c\u00e1 nh\u00e2n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u h\u1ecdc tr\u1edf th\u00e0nh Data Scientist, b\u1ea1n kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i c\u00f3 b\u1eb1ng c\u1ea5p v\u1ec1 c\u00f4ng ngh\u1ec7 th\u00f4ng tin ho\u1eb7c to\u00e1n h\u1ecdc, nh\u01b0ng b\u1ea1n n\u00ean c\u00f3 m\u1ed9t s\u1ed1 n\u1ec1n t\u1ea3ng c\u01a1 b\u1ea3n nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u1ea3 n\u0103ng t\u01b0 duy logic t\u1ed1t v\u00e0 y\u00eau th\u00edch l\u00e0m vi\u1ec7c v\u1edbi d\u1eef li\u1ec7u, con s\u1ed1.<\/li>\n\n\n\n<li>K\u1ef9 n\u0103ng s\u1eed d\u1ee5ng m\u00e1y t\u00ednh th\u00e0nh th\u1ea1o v\u00e0 t\u01b0 duy h\u1ecdc h\u1ecfi \u0111\u1ed9c l\u1eadp.<\/li>\n\n\n\n<li>Tr\u00ecnh \u0111\u1ed9 ti\u1ebfng Anh \u0111\u1ecdc hi\u1ec3u trung b\u00ecnh kh\u00e1 \u0111\u1ec3 ti\u1ebfp c\u1eadn t\u00e0i li\u1ec7u qu\u1ed1c t\u1ebf.<\/li>\n\n\n\n<li>M\u1ed9t tinh th\u1ea7n ham h\u1ecdc v\u00e0 s\u1eb5n s\u00e0ng \u201cchi\u1ebfn \u0111\u1ea5u\u201d v\u1edbi m\u1ed9t l\u0129nh v\u1ef1c v\u1eeba th\u00fa v\u1ecb, v\u1eeba \u0111\u1ea7y cam go &#8211; n\u01a1i m\u00e0 vi\u1ec7c h\u1ecdc g\u1ea7n nh\u01b0 kh\u00f4ng bao gi\u1edd k\u1ebft th\u00fac.<\/li>\n<\/ul>\n\n\n\n<p>Gi\u1edd th\u00ec c\u00f9ng b\u1eaft \u0111\u1ea7u kh\u00e1m ph\u00e1 t\u1eebng giai \u0111o\u1ea1n m\u1ed9t c\u00e1ch chi ti\u1ebft nh\u00e9!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-data-scientist-roadmap-giai-do\u1ea1n-1-h\u1ecdc-ki\u1ebfn-th\u1ee9c-n\u1ec1n-t\u1ea3ng\"><span class=\"ez-toc-section\" id=\"Data_Scientist_roadmap_Giai_doan_1_%E2%80%93_Hoc_kien_thuc_nen_tang\"><\/span><strong>Data Scientist roadmap:<\/strong> <strong>Giai \u0111o\u1ea1n 1 &#8211; H\u1ecdc ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0110\u00e2y l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean v\u00e0 quan tr\u1ecdng nh\u1ea5t trong l\u1ed9 tr\u00ecnh tr\u1edf th\u00e0nh Data Scientist. M\u1ee5c ti\u00eau l\u00e0 b\u1ea1n ph\u1ea3i hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1ch d\u1eef li\u1ec7u v\u1eadn h\u00e0nh, c\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n ph\u00eda sau m\u00f4 h\u00ecnh h\u1ecdc m\u00e1y v\u00e0 c\u00e1ch \u00e1p d\u1ee5ng ki\u1ebfn th\u1ee9c \u0111\u00fang ch\u1ed7. Nh\u1eefng ki\u1ebfn th\u1ee9c \u1edf giai \u0111o\u1ea1n n\u00e0y s\u1ebd l\u00e0 \u201cx\u01b0\u01a1ng s\u1ed1ng\u201d \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 x\u1eed l\u00fd d\u1eef li\u1ec7u, x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh v\u00e0 ph\u00e2n t\u00edch k\u1ebft qu\u1ea3 m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c sau n\u00e0y.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-toan-h\u1ecdc-xac-su\u1ea5t-th\u1ed1ng-ke-va-d\u1ea1i-s\u1ed1-tuy\u1ebfn-tinh\"><strong>H\u1ecdc to\u00e1n h\u1ecdc: X\u00e1c su\u1ea5t, th\u1ed1ng k\u00ea v\u00e0 \u0111\u1ea1i s\u1ed1 tuy\u1ebfn t\u00ednh<\/strong><\/h3>\n\n\n\n<p>B\u1ea1n n\u00ean b\u1eaft \u0111\u1ea7u t\u1eeb nh\u1eefng kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n nh\u1ea5t v\u00ed d\u1ee5 nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>X\u00e1c su\u1ea5t l\u00e0 g\u00ec?<\/li>\n\n\n\n<li>Ph\u00e2n ph\u1ed1i chu\u1ea9n, c\u00e1c lo\u1ea1i ph\u00e2n ph\u1ed1i ph\u1ed5 bi\u1ebfn.<\/li>\n\n\n\n<li>Trung b\u00ecnh, trung v\u1ecb, ph\u01b0\u01a1ng sai, \u0111\u1ed9 l\u1ec7ch chu\u1ea9n.<\/li>\n\n\n\n<li>Kho\u1ea3ng tin c\u1eady, ki\u1ec3m \u0111\u1ecbnh gi\u1ea3 thuy\u1ebft.<\/li>\n<\/ul>\n\n\n\n<p><strong>M\u1ee5c ti\u00eau: <\/strong>Nh\u1eefng ki\u1ebfn th\u1ee9c to\u00e1n h\u1ecdc n\u00e0y l\u00e0 n\u1ec1n t\u1ea3ng cho h\u1ea7u h\u1ebft thu\u1eadt to\u00e1n trong Machine Learning. Vi\u1ec7c hi\u1ec3u r\u00f5 b\u1ea3n ch\u1ea5t gi\u00fap b\u1ea1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hi\u1ec3u c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c thu\u1eadt to\u00e1n Machine Learning nh\u01b0 Linear Regression, Logistic Regression, PCA.<\/li>\n\n\n\n<li>Ch\u1ecdn l\u1ef1a \u0111\u01b0\u1ee3c m\u00f4 h\u00ecnh ph\u00f9 h\u1ee3p cho t\u1eebng b\u00e0i to\u00e1n c\u1ee5 th\u1ec3 thay v\u00ec ph\u1ea3i t\u1ed1n th\u1eddi gian \u201cth\u1eed\u201d nhi\u1ec1u m\u00f4 h\u00ecnh.<\/li>\n\n\n\n<li>Bi\u1ebft c\u00e1ch \u0111\u00e1nh gi\u00e1 m\u00f4 h\u00ecnh, ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u01b0a ra k\u1ebft lu\u1eadn c\u00f3 c\u01a1 s\u1edf x\u00e1c su\u1ea5t.<\/li>\n<\/ul>\n\n\n\n<p><strong>T\u00e0i li\u1ec7u g\u1ee3i \u00fd:<\/strong> <a href=\"https:\/\/www.youtube.com\/watch?v=qBigTkBLU6g&amp;list=PLblh5JKOoLUK0FLuzwntyYI10UQFUhsY9\" target=\"_blank\" rel=\"noreferrer noopener\">StatQuest \u2013 Statistic Fundamentals Playlist<\/a> l\u00e0 m\u1ed9t k\u00eanh h\u1ecdc tr\u1ef1c quan v\u1edbi nh\u1eefng v\u00ed d\u1ee5 minh h\u1ecda d\u1ec5 hi\u1ec3u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-l\u1eadp-trinh-v\u1edbi-python\"><strong>H\u1ecdc l\u1eadp tr\u00ecnh v\u1edbi Python<\/strong>&nbsp;<\/h3>\n\n\n\n<p>Python l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u1ed5 bi\u1ebfn v\u00e0 g\u1ea7n nh\u01b0 l\u00e0 m\u1eb7c \u0111\u1ecbnh trong l\u0129nh v\u1ef1c khoa h\u1ecdc d\u1eef li\u1ec7u. V\u1edbi c\u00fa ph\u00e1p \u0111\u01a1n gi\u1ea3n, d\u1ec5 \u0111\u1ecdc, c\u1ed9ng \u0111\u1ed3ng l\u1edbn v\u00e0 h\u1ec7 sinh th\u00e1i th\u01b0 vi\u1ec7n phong ph\u00fa, Python gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng b\u1eaft \u0111\u1ea7u t\u1eeb nh\u1eefng b\u00e0i to\u00e1n nh\u1ecf \u0111\u1ebfn c\u00e1c d\u1ef1 \u00e1n AI quy m\u00f4 l\u1edbn.&nbsp;<\/p>\n\n\n\n<p>B\u1ea1n n\u00ean b\u1eaft \u0111\u1ea7u v\u1edbi nh\u1eefng ki\u1ebfn th\u1ee9c l\u1eadp tr\u00ecnh c\u01a1 b\u1ea3n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bi\u1ebfn, ki\u1ec3u d\u1eef li\u1ec7u (s\u1ed1, chu\u1ed7i, danh s\u00e1ch, tuple, dictionary)<\/li>\n\n\n\n<li>C\u00e2u l\u1ec7nh \u0111i\u1ec1u ki\u1ec7n if, v\u00f2ng l\u1eb7p for, while<\/li>\n\n\n\n<li>H\u00e0m, tham s\u1ed1, gi\u00e1 tr\u1ecb tr\u1ea3 v\u1ec1<\/li>\n\n\n\n<li>L\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng (OOP): class, object, k\u1ebf th\u1eeba<\/li>\n\n\n\n<li>L\u00e0m quen v\u1edbi c\u00e1c th\u01b0 vi\u1ec7n c\u01a1 b\u1ea3n: pandas (x\u1eed l\u00fd d\u1eef li\u1ec7u), NumPy (t\u00ednh to\u00e1n ma tr\u1eadn), matplotlib (v\u1ebd bi\u1ec3u \u0111\u1ed3)<\/li>\n<\/ul>\n\n\n\n<p><strong>M\u1ee5c ti\u00eau l\u00e0 sau khi h\u1ecdc, b\u1ea1n s\u1ebd c\u00f3 th\u1ec3:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>X\u1eed l\u00fd v\u00e0 l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o tr\u01b0\u1edbc khi hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh<\/li>\n\n\n\n<li>Vi\u1ebft c\u00e1c pipeline ph\u00e2n t\u00edch d\u1eef li\u1ec7u, t\u1ef1 \u0111\u1ed9ng h\u00f3a x\u1eed l\u00fd nhi\u1ec1u t\u1eadp d\u1eef li\u1ec7u<\/li>\n\n\n\n<li>Hu\u1ea5n luy\u1ec7n, \u0111\u00e1nh gi\u00e1 v\u00e0 t\u1ed1i \u01b0u c\u00e1c m\u00f4 h\u00ecnh Machine Learning<\/li>\n\n\n\n<li>Tr\u1ef1c quan h\u00f3a k\u1ebft qu\u1ea3 \u0111\u1ec3 tr\u00ecnh b\u00e0y cho c\u00e1c b\u00ean li\u00ean quan<\/li>\n\n\n\n<li>T\u00edch h\u1ee3p m\u00f4 h\u00ecnh v\u00e0o \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf (vi\u1ebft API, t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng).<\/li>\n<\/ul>\n\n\n\n<p><strong>T\u00e0i li\u1ec7u Python g\u1ee3i \u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/itviec.com\/blog\/python-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Python l\u00e0 g\u00ec: T\u1ed5ng quan \u0111\u1ecbnh ngh\u0129a, C\u00fa ph\u00e1p v\u00e0 Th\u01b0 vi\u1ec7n Python<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/tai-lieu-hoc-python-online\/\" target=\"_blank\" rel=\"noreferrer noopener\">H\u1ecdc Python online d\u1ec5 d\u00e0ng v\u1edbi 15+ ngu\u1ed3n t\u00e0i li\u1ec7u v\u00e0 th\u1ef1c h\u00e0nh<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/code-python-co-ban\/\" target=\"_blank\" rel=\"noreferrer noopener\">Code Python c\u01a1 b\u1ea3n: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1c l\u1ec7nh Python c\u01a1 b\u1ea3n<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/cac-lenh-trong-python\/\">C\u00e1c l\u1ec7nh trong <\/a><a href=\"https:\/\/itviec.com\/blog\/cac-lenh-trong-python\/\" target=\"_blank\" rel=\"noreferrer noopener\">Python<\/a><a href=\"https:\/\/itviec.com\/blog\/cac-lenh-trong-python\/\"> gi\u00fap ph\u00e2n bi\u1ec7t Fresher v\u00e0 Senior Developer<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/python-backend-framework\/\" target=\"_blank\" rel=\"noreferrer noopener\">Python backend: Top 6 framework Python Backend ph\u1ed5 bi\u1ebfn nh\u1ea5t<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/google-colab-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Google Colab l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn code Python v\u1edbi Google Colab<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-truy-v\u1ea5n-va-x\u1eed-ly-d\u1eef-li\u1ec7u-v\u1edbi-sql\"><strong>H\u1ecdc truy v\u1ea5n v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u v\u1edbi SQL<\/strong><\/h3>\n\n\n\n<p>SQL (Structured Query Language) l\u00e0 ng\u00f4n ng\u1eef truy v\u1ea5n d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (Relational Database). V\u1edbi vai tr\u00f2 c\u1ee7a m\u1ed9t Data Scientist, vi\u1ec7c th\u00e0nh th\u1ea1o SQL gi\u00fap b\u1ea1n ch\u1ee7 \u0111\u1ed9ng khai th\u00e1c d\u1eef li\u1ec7u t\u1eeb h\u1ec7 th\u1ed1ng m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ee5 thu\u1ed9c v\u00e0o team Data Engineer hay BI.<\/p>\n\n\n\n<p>Nh\u1eefng ki\u1ebfn th\u1ee9c, c\u00e2u l\u1ec7nh SQL c\u1ea7n n\u1eafm ch\u1eafc t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Truy xu\u1ea5t v\u00e0 l\u1ecdc d\u1eef li\u1ec7u: SELECT, FROM, WHERE<\/li>\n\n\n\n<li>K\u1ebft h\u1ee3p nhi\u1ec1u b\u1ea3ng d\u1eef li\u1ec7u: JOIN&nbsp;<\/li>\n\n\n\n<li>T\u1ed5ng h\u1ee3p v\u00e0 \u0111i\u1ec1u ki\u1ec7n nh\u00f3m: GROUP BY, HAVING<\/li>\n\n\n\n<li>H\u00e0m t\u1ed5ng h\u1ee3p: COUNT, SUM, AVG, MAX, MIN<\/li>\n\n\n\n<li>S\u1eafp x\u1ebfp v\u00e0 gi\u1edbi h\u1ea1n k\u1ebft qu\u1ea3: ORDER BY, LIMIT<\/li>\n\n\n\n<li>C\u00e2u truy v\u1ea5n l\u1ed3ng nhau (subquery)<\/li>\n\n\n\n<li>C\u00e2u l\u1ec7nh n\u00e2ng cao: CTE (Common Table Expressions), Window Function<\/li>\n<\/ul>\n\n\n\n<p><strong>Nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y s\u1ebd gi\u00fap b\u1ea1n trong vi\u1ec7c:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>K\u1ebft h\u1ee3p v\u00e0 l\u1ecdc d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li>Truy xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef l\u1edbn (data warehouse).<\/li>\n<\/ul>\n\n\n\n<p><strong>T\u00e0i li\u1ec7u SQL g\u1ee3i \u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-sql\/\" target=\"_blank\" rel=\"noreferrer noopener\">H\u1ecdc SQL A-Z v\u1edbi l\u1ed9 tr\u00ecnh chi ti\u1ebft t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/tong-hop-cau-lenh-sql\/\" target=\"_blank\" rel=\"noreferrer noopener\">C\u00e2u l\u1ec7nh SQL: T\u1ed5ng h\u1ee3p c\u00e1c c\u00e2u l\u1ec7nh, to\u00e1n t\u1eed v\u00e0 r\u00e0ng bu\u1ed9c SQL<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/function-trong-sql\/\" target=\"_blank\" rel=\"noreferrer noopener\">T\u1ed5ng h\u1ee3p 90+ function trong SQL c\u1ea7n bi\u1ebft<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/sql-injection-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">SQL Injection: C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 ph\u00f2ng ch\u1ed1ng SQLi<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-sql\/\" target=\"_blank\" rel=\"noreferrer noopener\">Top 30+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n SQL ph\u1ed5 bi\u1ebfn nh\u1ea5t<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-data-scientist-roadmap-giai-do\u1ea1n-2-h\u1ecdc-x\u1eed-ly-va-phan-tich-d\u1eef-li\u1ec7u\"><span class=\"ez-toc-section\" id=\"Data_Scientist_roadmap_Giai_doan_2_%E2%80%93_Hoc_xu_ly_va_phan_tich_du_lieu\"><\/span><strong>Data Scientist roadmap:<\/strong> <strong>Giai \u0111o\u1ea1n 2 &#8211; H\u1ecdc x\u1eed l\u00fd v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Sau khi \u0111\u00e3 c\u00f3 n\u1ec1n t\u1ea3ng v\u1ec1 To\u00e1n h\u1ecdc, Python v\u00e0 SQL, b\u1ea1n c\u1ea7n h\u1ecdc c\u00e1ch l\u00e0m s\u1ea1ch, x\u1eed l\u00fd v\u00e0 kh\u00e1m ph\u00e1 d\u1eef li\u1ec7u (EDA \u2013 Exploratory Data Analysis). \u0110\u00e2y l\u00e0 k\u1ef9 n\u0103ng quan tr\u1ecdng gi\u00fap b\u1ea1n hi\u1ec3u d\u1eef li\u1ec7u m\u00ecnh \u0111ang l\u00e0m vi\u1ec7c, ph\u00e1t hi\u1ec7n b\u1ea5t th\u01b0\u1eddng, \u0111\u1ecbnh h\u01b0\u1edbng m\u00f4 h\u00ecnh ph\u00f9 h\u1ee3p v\u00e0 tr\u00e1nh r\u00e1c d\u1eef li\u1ec7u g\u00e2y sai l\u1ec7ch k\u1ebft qu\u1ea3.<\/p>\n\n\n\n<p><strong>M\u1ee5c ti\u00eau c\u1ee7a giai \u0111o\u1ea1n n\u00e0y:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bi\u1ebft \u0111\u01b0\u1ee3c b\u01b0\u1edbc ti\u1ec1n x\u1eed l\u00fd &#8211; m\u1ed9t c\u00f4ng vi\u1ec7c b\u1eaft bu\u1ed9c c\u1ee7a Data Scientist tr\u01b0\u1edbc khi x\u00e2y d\u1ef1ng b\u1ea5t k\u1ef3 m\u00f4 h\u00ecnh Machine Learning n\u00e0o.<\/li>\n\n\n\n<li>Hi\u1ec3u b\u1ea3n ch\u1ea5t d\u1eef li\u1ec7u, ph\u00e1t hi\u1ec7n insight ti\u1ec1m n\u0103ng v\u00e0 \u0111\u1ecbnh h\u01b0\u1edbng ch\u1ecdn thu\u1eadt to\u00e1n ph\u00f9 h\u1ee3p.<\/li>\n\n\n\n<li>Gi\u1ea3m thi\u1ec3u r\u1ee7i ro sai l\u1ec7ch k\u1ebft qu\u1ea3 do d\u1eef li\u1ec7u b\u1ea9n, kh\u00f4ng chu\u1ea9n h\u00f3a. B\u1ea1n h\u00e3y nh\u1edb nguy\u00ean t\u1eafc quen thu\u1ed9c trong ng\u00e0nh:<strong><em> \u201cGarbage in, garbage out\u201d<\/em><\/strong> \u2013 n\u1ebfu d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o kh\u00f4ng s\u1ea1ch, m\u00f4 h\u00ecnh s\u1ebd cho ra k\u1ebft qu\u1ea3 kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-lam-s\u1ea1ch-d\u1eef-li\u1ec7u\"><strong>H\u1ecdc l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>X\u1eed l\u00fd gi\u00e1 tr\u1ecb thi\u1ebfu (NaN, null), d\u1eef li\u1ec7u tr\u00f9ng l\u1eb7p<\/li>\n\n\n\n<li>Ph\u00e1t hi\u1ec7n v\u00e0 x\u1eed l\u00fd ngo\u1ea1i l\u1ec7 (outliers)<\/li>\n\n\n\n<li>Chuy\u1ec3n \u0111\u1ed5i \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u (chu\u1ed7i th\u00e0nh ng\u00e0y th\u00e1ng, s\u1ed1 th\u00e0nh ph\u00e2n lo\u1ea1i,&#8230;)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-cach-k\u1ebft-h\u1ee3p-nhi\u1ec1u-ngu\u1ed3n-d\u1eef-li\u1ec7u\"><strong>H\u1ecdc c\u00e1ch k\u1ebft h\u1ee3p nhi\u1ec1u ngu\u1ed3n d\u1eef li\u1ec7u<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>D\u00f9ng merge, join, concat \u0111\u1ec3 gh\u00e9p n\u1ed1i t\u1eadp d\u1eef li\u1ec7u<\/li>\n\n\n\n<li>Chu\u1ea9n h\u00f3a d\u1eef li\u1ec7u \u0111\u1ec3 nh\u1ea5t qu\u00e1n \u0111\u1ecbnh d\u1ea1ng tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o m\u00f4 h\u00ecnh<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-phan-tich-kham-pha-d\u1eef-li\u1ec7u\"><strong>H\u1ecdc ph\u00e2n t\u00edch kh\u00e1m ph\u00e1 d\u1eef li\u1ec7u<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>X\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 c\u1ee7a d\u1eef li\u1ec7u<\/li>\n\n\n\n<li>T\u00ednh to\u00e1n th\u1ed1ng k\u00ea m\u00f4 t\u1ea3: trung b\u00ecnh, trung v\u1ecb, ph\u01b0\u01a1ng sai, \u0111\u1ed9 l\u1ec7ch chu\u1ea9n<\/li>\n\n\n\n<li>So s\u00e1nh nh\u00f3m, t\u00ecm m\u1ed1i t\u01b0\u01a1ng quan gi\u1eefa c\u00e1c bi\u1ebfn<\/li>\n\n\n\n<li>Ki\u1ec3m tra gi\u1ea3 thuy\u1ebft \u0111\u01a1n gi\u1ea3n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-tai-li\u1ec7u-g\u1ee3i-y\"><strong>T\u00e0i li\u1ec7u g\u1ee3i \u00fd<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.kaggle.com\/learn\/pandas\" target=\"_blank\" rel=\"noreferrer noopener\">Kaggle \u2013 Pandas Course<\/a> ho\u1eb7c <a href=\"https:\/\/www.w3schools.com\/python\/pandas\/\" target=\"_blank\" rel=\"noreferrer noopener\">W3Schools &#8211; Pandas Tutorial<\/a>: H\u01b0\u1edbng d\u1eabn h\u1ecdc x\u1eed l\u00fd d\u1eef li\u1ec7u th\u1ef1c t\u1ebf b\u1eb1ng th\u01b0 vi\u1ec7n pandas \u2013 c\u00f4ng c\u1ee5 c\u1ef1c k\u1ef3 ph\u1ed5 bi\u1ebfn v\u00e0 m\u1ea1nh m\u1ebd trong Python cho thao t\u00e1c d\u1eef li\u1ec7u d\u1ea1ng b\u1ea3ng.<\/li>\n\n\n\n<li><a href=\"https:\/\/realpython.com\/pandas-python-explore-dataset\/\" target=\"_blank\" rel=\"noreferrer noopener\">RealPython \u2013 EDA Tutorial<\/a>: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1c b\u01b0\u1edbc ph\u00e2n t\u00edch kh\u00e1m ph\u00e1 d\u1eef li\u1ec7u v\u1edbi pandas v\u00e0 bi\u1ec3u \u0111\u1ed3.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.kaggle.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kaggle Datasets<\/a>: Ngu\u1ed3n d\u1eef li\u1ec7u th\u1ef1c t\u1ebf \u0111a d\u1ea1ng, mi\u1ec5n ph\u00ed \u0111\u1ec3 b\u1ea1n luy\u1ec7n t\u1eadp k\u1ef9 n\u0103ng x\u1eed l\u00fd v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-data-scientist-roadmap-giai-do\u1ea1n-3-h\u1ecdc-cac-mo-hinh-machine-learning-d\u01a1n-gi\u1ea3n\"><span class=\"ez-toc-section\" id=\"Data_Scientist_roadmap_Giai_doan_3_%E2%80%93_Hoc_cac_mo_hinh_Machine_Learning_don_gian\"><\/span><strong>Data Scientist roadmap:<\/strong> <strong>Giai \u0111o\u1ea1n 3 &#8211; H\u1ecdc c\u00e1c m\u00f4 h\u00ecnh Machine Learning \u0111\u01a1n gi\u1ea3n<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Sau khi \u0111\u00e3 hi\u1ec3u v\u00e0 x\u1eed l\u00fd \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u, b\u1ea1n b\u1eaft \u0111\u1ea7u b\u01b0\u1edbc v\u00e0o th\u1ebf gi\u1edbi Machine Learning &#8211; n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh gi\u00fap d\u1ef1 \u0111o\u00e1n, ph\u00e2n lo\u1ea1i, ph\u00e2n c\u1ee5m,&#8230; m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng. \u1ede giai \u0111o\u1ea1n n\u00e0y, b\u1ea1n n\u00ean b\u1eaft \u0111\u1ea7u v\u1edbi c\u00e1c m\u00f4 h\u00ecnh \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 n\u1eafm r\u00f5 c\u00e1ch thu\u1eadt to\u00e1n v\u1eadn h\u00e0nh tr\u01b0\u1edbc khi h\u1ecdc c\u00e1c m\u00f4 h\u00ecnh ph\u1ee9c t\u1ea1p h\u01a1n.<\/p>\n\n\n\n<p><strong>Nh\u1eefng ki\u1ebfn th\u1ee9c \u1edf giai \u0111o\u1ea1n n\u00e0y s\u1ebd gi\u00fap b\u1ea1n:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>X\u00e2y d\u1ef1ng c\u00e1c m\u00f4 h\u00ecnh d\u1ef1 \u0111o\u00e1n ho\u1eb7c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean d\u1eef li\u1ec7u th\u1ef1c t\u1ebf<\/li>\n\n\n\n<li>Ki\u1ec3m ch\u1ee9ng gi\u1ea3 thuy\u1ebft: m\u00f4 h\u00ecnh c\u00f3 th\u1ef1c s\u1ef1 t\u1ed1t h\u01a1n c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ed1ng k\u00ea c\u01a1 b\u1ea3n?<\/li>\n\n\n\n<li>Hi\u1ec3u c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c thu\u1eadt to\u00e1n tr\u01b0\u1edbc khi \u00e1p d\u1ee5ng v\u00e0o b\u00e0i to\u00e1n ph\u1ee9c t\u1ea1p h\u01a1n nh\u01b0 Natural Language Processing (NLP), Deep Learning<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-cac-mo-hinh-c\u01a1-b\u1ea3n\"><strong>H\u1ecdc c\u00e1c m\u00f4 h\u00ecnh c\u01a1 b\u1ea3n<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ecbnh ngh\u0129a m\u00f4 h\u00ecnh h\u1ecdc gi\u00e1m s\u00e1t (Supervised Learning)<\/li>\n\n\n\n<li>\u0110\u1ecbnh ngh\u0129a m\u00f4 h\u00ecnh h\u1ecdc kh\u00f4ng gi\u00e1m s\u00e1t (Unsupervised Learning)<\/li>\n\n\n\n<li>H\u1ed3i quy tuy\u1ebfn t\u00ednh (Linear Regression)<\/li>\n\n\n\n<li>H\u1ed3i quy Logistic (Logistic Regression)<\/li>\n\n\n\n<li>C\u00e2y quy\u1ebft \u0111\u1ecbnh (Decision Tree)<\/li>\n\n\n\n<li>K-means Clustering<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-cach-hu\u1ea5n-luy\u1ec7n-mo-hinh\"><strong>H\u1ecdc c\u00e1ch hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Chia t\u1eadp d\u1eef li\u1ec7u th\u00e0nh train\/test<\/li>\n\n\n\n<li>Hu\u1ea5n luy\u1ec7n v\u00e0 \u0111\u00e1nh gi\u00e1 m\u00f4 h\u00ecnh b\u1eb1ng c\u00e1c ch\u1ec9 s\u1ed1 nh\u01b0 Accuracy, Precision, Recall, F1-score<\/li>\n\n\n\n<li>Ph\u00e2n t\u00edch feature importance \u0111\u1ec3 hi\u1ec3u m\u00f4 h\u00ecnh \u0111ang \u201ch\u1ecdc\u201d g\u00ec<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-cach-t\u1ed1i-\u01b0u-mo-hinh\"><strong>H\u1ecdc c\u00e1ch t\u1ed1i \u01b0u m\u00f4 h\u00ecnh<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng GridSearchCV \u0111\u1ec3 tinh ch\u1ec9nh hyperparameters<\/li>\n\n\n\n<li>Ph\u00e2n t\u00edch feature importance \u0111\u1ec3 hi\u1ec3u m\u00f4 h\u00ecnh \u0111ang \u201ch\u1ecdc\u201d g\u00ec<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-th\u1ef1c-hanh-v\u1edbi-th\u01b0-vi\u1ec7n-\u1edf-python\"><strong>Th\u1ef1c h\u00e0nh v\u1edbi th\u01b0 vi\u1ec7n \u1edf Python<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Scikit-learn: th\u01b0 vi\u1ec7n chu\u1ea9n \u0111\u1ec3 h\u1ecdc Machine Learning c\u01a1 b\u1ea3n<\/li>\n\n\n\n<li>XGBoost: thu\u1eadt to\u00e1n boosting m\u1ea1nh m\u1ebd, d\u1ec5 d\u00f9ng, hi\u1ec7u qu\u1ea3 cao<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-tai-li\u1ec7u-g\u1ee3i-y\"><strong>T\u00e0i li\u1ec7u g\u1ee3i \u00fd<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.youtube.com\/@statquest\" target=\"_blank\" rel=\"noreferrer noopener\">StatQuest &#8211; Youtube<\/a>: K\u00eanh gi\u1ea3i th\u00edch c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c thu\u1eadt to\u00e1n Machine Learning m\u1ed9t c\u00e1ch tr\u1ef1c quan, d\u1ec5 hi\u1ec3u, \u0111i k\u00e8m v\u00ed d\u1ee5 minh h\u1ecda sinh \u0111\u1ed9ng. \u0110\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u0111\u1ec3 n\u1eafm b\u1ea3n ch\u1ea5t tr\u01b0\u1edbc khi \u00e1p d\u1ee5ng.<\/li>\n\n\n\n<li><a href=\"https:\/\/teachablemachine.withgoogle.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Teachable Machine &#8211; Google<\/a>: C\u00f4ng c\u1ee5 h\u1ecdc m\u00e1y tr\u1ef1c quan t\u1eeb Google, cho ph\u00e9p b\u1ea1n t\u1ea1o m\u00f4 h\u00ecnh \u0111\u01a1n gi\u1ea3n b\u1eb1ng h\u00ecnh \u1ea3nh, \u00e2m thanh ho\u1eb7c c\u1eed ch\u1ec9 m\u00e0 kh\u00f4ng c\u1ea7n vi\u1ebft code. \u0110\u00e2y l\u00e0 c\u00e1ch tuy\u1ec7t v\u1eddi \u0111\u1ec3 h\u00ecnh dung nhanh qu\u00e1 tr\u00ecnh hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o trong th\u1ef1c t\u1ebf.<\/li>\n\n\n\n<li><a href=\"https:\/\/scikit-learn.org\/1.4\/tutorial\/index.html\" target=\"_blank\" rel=\"noreferrer noopener\">Scikit-learn Documentation<\/a>:\u00a0 H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng Scikit-learn, nhi\u1ec1u v\u00ed d\u1ee5 chi ti\u1ebft, c\u00f3 s\u1eb5n dataset \u0111\u1ec3 th\u1ef1c h\u00e0nh<\/li>\n\n\n\n<li><a href=\"https:\/\/xgboost.readthedocs.io\/\" target=\"_blank\" rel=\"noreferrer noopener\">XGBoost Documentation<\/a>: H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng XGBoost t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-data-scientist-roadmap-giai-do\u1ea1n-4-h\u1ecdc-tr\u1ef1c-quan-hoa-d\u1eef-li\u1ec7u\"><span class=\"ez-toc-section\" id=\"Data_Scientist_roadmap_Giai_doan_4_%E2%80%93_Hoc_truc_quan_hoa_du_lieu\"><\/span><strong>Data Scientist roadmap:<\/strong> <strong>Giai \u0111o\u1ea1n 4 &#8211; H\u1ecdc tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0110\u00e2y l\u00e0 b\u01b0\u1edbc gi\u00fap b\u1ea1n \u201ck\u1ec3 chuy\u1ec7n b\u1eb1ng d\u1eef li\u1ec7u\u201d &#8211; tr\u00ecnh b\u00e0y insight ph\u1ee9c t\u1ea1p b\u1eb1ng bi\u1ec3u \u0111\u1ed3 tr\u1ef1c quan, d\u1ec5 hi\u1ec3u cho c\u1ea3 ng\u01b0\u1eddi kh\u00f4ng chuy\u00ean v\u1ec1 k\u1ef9 thu\u1eadt. K\u1ef9 n\u0103ng n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi b\u1ea1n c\u1ea7n truy\u1ec1n \u0111\u1ea1t gi\u00e1 tr\u1ecb m\u00f4 h\u00ecnh t\u1edbi qu\u1ea3n l\u00fd, Product Owner ho\u1eb7c kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n<p><strong>M\u1ee5c ti\u00eau c\u1ee7a giai \u0111o\u1ea1n n\u00e0y:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bi\u1ebft tr\u00ecnh b\u00e0y insight r\u00f5 r\u00e0ng cho ng\u01b0\u1eddi kh\u00f4ng chuy\u00ean (product, marketing, finance,&#8230;)<\/li>\n\n\n\n<li>Bi\u1ebft c\u00e1ch tr\u1ef1c quan h\u00f3a k\u1ebft qu\u1ea3 m\u00f4 h\u00ecnh \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 hi\u1ec7u qu\u1ea3 v\u00e0 t\u00ednh d\u1ec5 gi\u1ea3i th\u00edch<\/li>\n\n\n\n<li>C\u00f3 kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 ra quy\u1ebft \u0111\u1ecbnh d\u1ef1a tr\u00ean d\u1eef li\u1ec7u thay v\u00ec c\u1ea3m t\u00ednh.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-nguyen-t\u1eafc-tr\u1ef1c-quan-hoa-hi\u1ec7u-qu\u1ea3\"><strong>H\u1ecdc nguy\u00ean t\u1eafc tr\u1ef1c quan h\u00f3a hi\u1ec7u qu\u1ea3<\/strong><\/h3>\n\n\n\n<p>\u0110\u1ec3 bi\u1ec3u \u0111\u1ed3 th\u1ef1c s\u1ef1 ph\u00e1t huy gi\u00e1 tr\u1ecb truy\u1ec1n \u0111\u1ea1t, b\u1ea1n c\u1ea7n bi\u1ebft c\u00e1ch ch\u1ecdn \u0111\u00fang lo\u1ea1i bi\u1ec3u \u0111\u1ed3 cho \u0111\u00fang m\u1ee5c ti\u00eau. Ch\u1eb3ng h\u1ea1n, <strong>line chart<\/strong> ph\u00f9 h\u1ee3p \u0111\u1ec3 th\u1ec3 hi\u1ec7n xu h\u01b0\u1edbng theo th\u1eddi gian, <strong>bar chart <\/strong>\u0111\u1ec3 so s\u00e1nh gi\u1eefa c\u00e1c nh\u00f3m, <strong>scatter plot <\/strong>\u0111\u1ec3 th\u1ec3 hi\u1ec7n m\u1ed1i t\u01b0\u01a1ng quan v\u00e0 <strong>histogram<\/strong> \u0111\u1ec3 ph\u00e2n t\u00edch ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u.<\/p>\n\n\n\n<p>\u0110\u1ed3ng th\u1eddi, c\u1ea7n tr\u00e1nh g\u00e2y hi\u1ec3u l\u1ea7m cho ng\u01b0\u1eddi xem b\u1eb1ng nh\u1eefng bi\u1ec3u \u0111\u1ed3 sai t\u1ef7 l\u1ec7, tr\u00ecnh b\u00e0y qu\u00e1 r\u1ed1i r\u1eafm ho\u1eb7c ch\u1ee9a qu\u00e1 nhi\u1ec1u chi ti\u1ebft kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-cach-thi\u1ebft-k\u1ebf-bi\u1ec3u-d\u1ed3-ro-rang-co-thong-di\u1ec7p\"><strong>H\u1ecdc c\u00e1ch thi\u1ebft k\u1ebf bi\u1ec3u \u0111\u1ed3 r\u00f5 r\u00e0ng, c\u00f3 th\u00f4ng \u0111i\u1ec7p<\/strong><\/h3>\n\n\n\n<p>M\u1ed9t bi\u1ec3u \u0111\u1ed3 t\u1ed1t kh\u00f4ng ch\u1ec9 c\u1ea7n tr\u1ef1c quan m\u00e0 c\u00f2n ph\u1ea3i truy\u1ec1n t\u1ea3i \u0111\u01b0\u1ee3c th\u00f4ng \u0111i\u1ec7p r\u00f5 r\u00e0ng. Tr\u01b0\u1edbc khi t\u1ea1o b\u1ea5t k\u1ef3 bi\u1ec3u \u0111\u1ed3 n\u00e0o, b\u1ea1n n\u00ean t\u1ef1 h\u1ecfi: &#8220;M\u00ecnh l\u00e0m bi\u1ec3u \u0111\u1ed3 n\u00e0y \u0111\u1ec3 l\u00e0m g\u00ec?&#8221; Bi\u1ec3u \u0111\u1ed3 c\u1ea7n \u0111\u00f3ng vai tr\u00f2 l\u00e0m s\u00e1ng t\u1ecf m\u1ed9t \u0111i\u1ec3m quan tr\u1ecdng, h\u1ed7 tr\u1ee3 l\u1eadp lu\u1eadn, ho\u1eb7c gi\u00fap ng\u01b0\u1eddi xem hi\u1ec3u \u0111\u01b0\u1ee3c m\u1ed9t xu h\u01b0\u1edbng, s\u1ef1 kh\u00e1c bi\u1ec7t hay m\u1ed1i li\u00ean h\u1ec7 c\u1ee5 th\u1ec3. Tr\u00e1nh t\u1ea1o ra nh\u1eefng bi\u1ec3u \u0111\u1ed3 m\u00e0 ch\u00ednh b\u1ea1n c\u0169ng kh\u00f4ng r\u00f5 m\u1ee5c \u0111\u00edch c\u1ee7a n\u00f3 &#8211; \u0111i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0m r\u1ed1i m\u1eaft m\u00e0 c\u00f2n l\u00e0m lo\u00e3ng gi\u00e1 tr\u1ecb ph\u00e2n t\u00edch.<\/p>\n\n\n\n<p>T\u1eadp trung l\u00e0m n\u1ed5i b\u1eadt nh\u1eefng \u0111i\u1ec3m quan tr\u1ecdng b\u1eb1ng m\u00e0u s\u1eafc c\u00f3 ch\u1ee7 \u0111\u00edch ho\u1eb7c k\u1ef9 thu\u1eadt nh\u1ea5n m\u1ea1nh ph\u00f9 h\u1ee3p (nh\u01b0 \u0111\u00e1nh d\u1ea5u, th\u00eam annotation). \u0110\u1ed3ng th\u1eddi, h\u1ea1n ch\u1ebf s\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u m\u00e0u s\u1eafc ho\u1eb7c hi\u1ec7u \u1ee9ng ph\u1ee9c t\u1ea1p &#8211; thay v\u00e0o \u0111\u00f3, h\u00e3y \u01b0u ti\u00ean s\u1ef1 t\u1ed1i gi\u1ea3n \u0111\u1ec3 ng\u01b0\u1eddi xem d\u1ec5 d\u00e0ng n\u1eafm b\u1eaft n\u1ed9i dung ch\u00ednh ngay t\u1eeb c\u00e1i nh\u00ecn \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-cach-s\u1eed-d\u1ee5ng-cong-c\u1ee5\"><strong>H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5<\/strong><\/h3>\n\n\n\n<p>Trong Python, b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c h\u00e0nh tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c th\u01b0 vi\u1ec7n ph\u1ed5 bi\u1ebfn nh\u01b0 matplotlib, seaborn v\u00e0 plotly. Ngo\u00e0i ra, n\u1ebfu b\u1ea1n mu\u1ed1n x\u00e2y d\u1ef1ng dashboard mang t\u00ednh tr\u00ecnh b\u00e0y chuy\u00ean nghi\u1ec7p ho\u1eb7c ph\u1ee5c v\u1ee5 b\u00e1o c\u00e1o kinh doanh, c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Tableau, Power BI ho\u1eb7c Looker Studio s\u1ebd l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn h\u1eefu \u00edch cho b\u1ea1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-cach-k\u1ec3-chuy\u1ec7n-b\u1eb1ng-d\u1eef-li\u1ec7u-data-storytelling\"><strong>H\u1ecdc c\u00e1ch k\u1ec3 chuy\u1ec7n b\u1eb1ng d\u1eef li\u1ec7u (Data storytelling)<\/strong><\/h3>\n\n\n\n<p>T\u00ecm hi\u1ec3u c\u1ea5u tr\u00fac m\u1ed9t c\u00e2u chuy\u1ec7n t\u1eeb insight: b\u1eaft \u0111\u1ea7u b\u1eb1ng v\u1ea5n \u0111\u1ec1 \u2192 tr\u00ecnh b\u00e0y d\u1eef li\u1ec7u \u2192 k\u1ebft lu\u1eadn \u2192 khuy\u1ebfn ngh\u1ecb.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-tai-li\u1ec7u-g\u1ee3i-y\"><strong>T\u00e0i li\u1ec7u g\u1ee3i \u00fd<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.amazon.com\/Storytelling-Data-Visualization-Business-Professionals\/dp\/1119002257\" target=\"_blank\" rel=\"noreferrer noopener\">Storytelling with Data (Cole Nussbaumer Knaflic)<\/a>: Cu\u1ed1n s\u00e1ch n\u1ed5i ti\u1ebfng gi\u00fap b\u1ea1n hi\u1ec3u c\u00e1ch s\u1eed d\u1ee5ng bi\u1ec3u \u0111\u1ed3 \u0111\u1ec3 k\u1ec3 chuy\u1ec7n thay v\u00ec ch\u1ec9 \u201ctr\u01b0ng b\u00e0y s\u1ed1 li\u1ec7u\u201d.<\/li>\n\n\n\n<li><a href=\"https:\/\/seaborn.pydata.org\/tutorial.html\" target=\"_blank\" rel=\"noreferrer noopener\">Seaborn Tutorial<\/a>: H\u01b0\u1edbng d\u1eabn ch\u00ednh th\u1ee9c v\u1ec1 th\u01b0 vi\u1ec7n v\u1ebd bi\u1ec3u \u0111\u1ed3 \u0111\u1eb9p v\u00e0 d\u1ec5 d\u00f9ng trong Python.<\/li>\n\n\n\n<li><a href=\"https:\/\/public.tableau.com\/app\/discover\" target=\"_blank\" rel=\"noreferrer noopener\">Tableau Public<\/a>: C\u1ed9ng \u0111\u1ed3ng v\u00e0 c\u00f4ng c\u1ee5 mi\u1ec5n ph\u00ed \u0111\u1ec3 luy\u1ec7n k\u1ef9 n\u0103ng d\u1ef1ng dashboard th\u1ef1c t\u1ebf.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-data-scientist-roadmap-giai-do\u1ea1n-5-h\u1ecdc-v\u1ec1-cloud-git-amp-github\"><span class=\"ez-toc-section\" id=\"Data_Scientist_roadmap_Giai_doan_5_%E2%80%93_Hoc_ve_Cloud_Git_Github\"><\/span><strong>Data Scientist roadmap:<\/strong> <strong>Giai \u0111o\u1ea1n 5 &#8211; H\u1ecdc v\u1ec1 Cloud, Git &amp; Github<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Data Scientist kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf vi\u1ec7c x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh &#8211; b\u1ea1n c\u00f2n c\u1ea7n bi\u1ebft c\u00e1ch tri\u1ec3n khai m\u00f4 h\u00ecnh v\u00e0o h\u1ec7 th\u1ed1ng th\u1ef1c t\u1ebf. Giai \u0111o\u1ea1n n\u00e0y gi\u00fap b\u1ea1n l\u00e0m quen v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 cloud, qu\u1ea3n l\u00fd m\u00e3 ngu\u1ed3n v\u00e0 quy tr\u00ecnh DevOps c\u01a1 b\u1ea3n, nh\u1eb1m \u0111\u01b0a m\u00f4 h\u00ecnh t\u1eeb \u201cnotebook\u201d ra m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t m\u1ed9t c\u00e1ch chuy\u00ean nghi\u1ec7p v\u00e0 c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng.<\/p>\n\n\n\n<p><strong>M\u1ee5c ti\u00eau sau khi h\u1ecdc giai \u0111o\u1ea1n n\u00e0y:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bi\u1ebft c\u00e1ch \u0111\u01b0a m\u00f4 h\u00ecnh v\u00e0o h\u1ec7 th\u1ed1ng th\u1ef1c t\u1ebf: gi\u00fap m\u1ecdi ng\u01b0\u1eddi t\u1eeb nh\u1eefng b\u1ed9 ph\u1eadn kh\u00e1c c\u00f3 th\u1ec3 g\u1ecdi m\u00f4 h\u00ecnh d\u1ef1 \u0111o\u00e1n theo th\u1eddi gian th\u1ef1c.<\/li>\n\n\n\n<li>L\u00e0m vi\u1ec7c nh\u00f3m hi\u1ec7u qu\u1ea3 h\u01a1n th\u00f4ng qua Git \u2013 tr\u00e1nh xung \u0111\u1ed9t, ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n code\/m\u00f4 h\u00ecnh.<\/li>\n\n\n\n<li>Bi\u1ebft c\u00e1ch t\u1ed1i \u01b0u chi ph\u00ed, t\u00e0i nguy\u00ean khi x\u1eed l\u00fd d\u1eef li\u1ec7u v\u00e0 hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh nh\u1edd cloud.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-di\u1ec7n-toan-dam-may-cloud-computing\"><strong>H\u1ecdc \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y (Cloud Computing)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u00e0m quen v\u1edbi c\u00e1c n\u1ec1n t\u1ea3ng nh\u01b0 AWS, Google Cloud Platform (GCP), Azure.<\/li>\n\n\n\n<li>H\u1ecdc c\u00e1ch t\u1ea1o m\u00e1y \u1ea3o (VM), l\u01b0u tr\u1eef d\u1eef li\u1ec7u tr\u00ean cloud, ch\u1ea1y m\u00f4 h\u00ecnh tr\u00ean GPU\/TPU.<\/li>\n\n\n\n<li>C\u00e0i \u0111\u1eb7t th\u01b0 vi\u1ec7n, m\u00f4i tr\u01b0\u1eddng Python \u0111\u1ec3 x\u1eed l\u00fd d\u1eef li\u1ec7u ho\u1eb7c hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh tr\u1ef1c ti\u1ebfp tr\u00ean cloud.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-qu\u1ea3n-ly-ma-ngu\u1ed3n-v\u1edbi-git-amp-github\"><strong>Qu\u1ea3n l\u00fd m\u00e3 ngu\u1ed3n v\u1edbi Git &amp; GitHub<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bi\u1ebft c\u00e1ch commit, push, pull, merge code.<\/li>\n\n\n\n<li>L\u00e0m vi\u1ec7c nh\u00f3m hi\u1ec7u qu\u1ea3, qu\u1ea3n l\u00fd phi\u00ean b\u1ea3n v\u00e0 theo d\u00f5i thay \u0111\u1ed5i m\u00f4 h\u00ecnh qua th\u1eddi gian.<\/li>\n<\/ul>\n\n\n\n<p><strong>T\u00e0i li\u1ec7u Git g\u1ee3i \u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/itviec.com\/blog\/cac-lenh-git-co-ban\/\" target=\"_blank\" rel=\"noreferrer noopener\">T\u1ed5ng h\u1ee3p 20+ c\u00e1c l\u1ec7nh Git c\u01a1 b\u1ea3n c\u1ea7n bi\u1ebft<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/ky-thuat-git-nang-cao\/\" target=\"_blank\" rel=\"noreferrer noopener\">Top 10+ k\u1ef9 thu\u1eadt Git n\u00e2ng cao<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-git\/\" target=\"_blank\" rel=\"noreferrer noopener\">L\u1ed9 tr\u00ecnh h\u1ecdc Git chi ti\u1ebft t\u1eeb C\u01a1 b\u1ea3n \u0111\u1ebfn N\u00e2ng cao<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-git\/\" target=\"_blank\" rel=\"noreferrer noopener\">Top 30+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Git t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-c\u01a1-b\u1ea3n-v\u1ec1-tri\u1ec3n-khai-mo-hinh\"><strong>C\u01a1 b\u1ea3n v\u1ec1 tri\u1ec3n khai m\u00f4 h\u00ecnh<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u00f3ng g\u00f3i m\u00f4 h\u00ecnh b\u1eb1ng pickle, joblib<\/li>\n\n\n\n<li>T\u1ea1o REST API \u0111\u01a1n gi\u1ea3n b\u1eb1ng Flask \u0111\u1ec3 ph\u1ee5c v\u1ee5 m\u00f4 h\u00ecnh<\/li>\n\n\n\n<li>Hi\u1ec3u c\u00e1c kh\u00e1i ni\u1ec7m nh\u01b0 Docker, containerization, CI\/CD pipeline<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-tai-li\u1ec7u-g\u1ee3i-y-0\"><strong>T\u00e0i li\u1ec7u g\u1ee3i \u00fd<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/aws.amazon.com\/free\/?all-free-tier.sort-by=item.additionalFields.SortRank&amp;all-free-tier.sort-order=asc&amp;awsf.Free%20Tier%20Types=*all&amp;awsf.Free%20Tier%20Categories=*all\">AWS Free Tier<\/a>: T\u00e0i kho\u1ea3n cloud mi\u1ec5n ph\u00ed 12 th\u00e1ng v\u1edbi nhi\u1ec1u d\u1ecbch v\u1ee5 c\u01a1 b\u1ea3n \u0111\u1ec3 luy\u1ec7n t\u1eadp.<\/li>\n\n\n\n<li><a href=\"https:\/\/azure.microsoft.com\/en-us\/free\/students\">Azure<\/a>: T\u00e0i kho\u1ea3n mi\u1ec5n ph\u00ed 1 n\u0103m v\u00e0 100$ cho sinh vi\u00ean.<\/li>\n\n\n\n<li><a href=\"https:\/\/docs.github.com\/en\/get-started\/using-git\/about-git\">Git Handbook \u2013 GitHub<\/a>: H\u01b0\u1edbng d\u1eabn Git c\u01a1 b\u1ea3n cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u.<\/li>\n\n\n\n<li><a href=\"https:\/\/realpython.com\/flask-by-example-part-1-project-setup\/\">Flask Tutorial \u2013 RealPython<\/a>: T\u1ea1o REST API ph\u1ee5c v\u1ee5 m\u00f4 h\u00ecnh \u0111\u01a1n gi\u1ea3n.<\/li>\n\n\n\n<li><a href=\"https:\/\/docs.docker.com\/get-started\/\">Docker \u2013 Getting Started<\/a>: H\u01b0\u1edbng d\u1eabn c\u01a1 b\u1ea3n v\u1ec1 container h\u00f3a m\u00f4 h\u00ecnh Machine Learning.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-data-scientist-roadmap-giai-do\u1ea1n-6-th\u1ef1c-hanh-xay-d\u1ef1ng-d\u1ef1-an-ca-nhan\"><span class=\"ez-toc-section\" id=\"Data_Scientist_roadmap_Giai_doan_6_%E2%80%93_Thuc_hanh_xay_dung_du_an_ca_nhan\"><\/span><strong>Data Scientist roadmap:<\/strong> <strong>Giai \u0111o\u1ea1n 6 &#8211; Th\u1ef1c h\u00e0nh x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n c\u00e1 nh\u00e2n<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Sau khi h\u1ecdc xong nh\u1eefng ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng \u1edf tr\u00ean, \u0111i\u1ec1u b\u1ea1n n\u00ean \u201ch\u1ecdc\u201d ti\u1ebfp ch\u00ednh l\u00e0 h\u1ecdc h\u1ecfi kinh nghi\u1ec7m th\u1ef1c chi\u1ebfn b\u1eb1ng c\u00e1ch x\u00e2y d\u1ef1ng c\u00e1c d\u1ef1 \u00e1n c\u00e1 nh\u00e2n.&nbsp;<\/p>\n\n\n\n<p>B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o qu\u00e1 tr\u00ecnh m\u00ecnh l\u00e0m d\u1ef1 \u00e1n c\u00e1 nh\u00e2n d\u01b0\u1edbi \u0111\u00e2y nh\u00e9:<\/p>\n\n\n\n<p>Sau khi \u0111\u00e3 n\u1eafm v\u1eefng ki\u1ebfn th\u1ee9c, m\u00ecnh \u0111\u00e3 quy\u1ebft \u0111\u1ecbnh t\u1ef1 tay l\u00e0m m\u1ed9t d\u1ef1 \u00e1n c\u00e1 nh\u00e2n \u0111\u1ec3 th\u1ef1c h\u00e0nh c\u0169ng nh\u01b0 c\u1ee7ng c\u1ed1 l\u1ea1i to\u00e0n b\u1ed9 k\u1ef9 n\u0103ng v\u00e0 ki\u1ec3m tra xem m\u00ecnh c\u00f3 th\u1ef1c s\u1ef1 hi\u1ec3u nh\u1eefng g\u00ec \u0111\u00e3 h\u1ecdc hay ch\u01b0a. D\u1ef1 \u00e1n \u0111\u1ea7u ti\u00ean c\u1ee7a m\u00ecnh l\u00e0:<strong> D\u1ef1 \u0111o\u00e1n gi\u00e1 Bitcoin<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-vi-sao-minh-ch\u1ecdn-d\u1ef1-an-nay\"><strong>V\u00ec sao m\u00ecnh ch\u1ecdn d\u1ef1 \u00e1n n\u00e0y?<\/strong><\/h3>\n\n\n\n<p>M\u00ecnh ch\u1ecdn ch\u1ee7 \u0111\u1ec1 n\u00e0y v\u00ec d\u1eef li\u1ec7u gi\u00e1 Bitcoin r\u1ea5t d\u1ec5 ti\u1ebfp c\u1eadn, c\u00f3 th\u1ec3 l\u1ea5y g\u1ea7n nh\u01b0 theo th\u1eddi gian th\u1ef1c th\u00f4ng qua c\u00e1c API c\u00f4ng khai nh\u01b0 CoinGecko ho\u1eb7c Binance. B\u00ean c\u1ea1nh \u0111\u00f3, m\u00ecnh v\u1ed1n r\u1ea5t h\u1ee9ng th\u00fa v\u1edbi l\u0129nh v\u1ef1c t\u00e0i ch\u00ednh, n\u00ean vi\u1ec7c th\u1ef1c hi\u1ec7n d\u1ef1 \u00e1n kh\u00f4ng ch\u1ec9 gi\u00fap m\u00ecnh th\u1ef1c h\u00e0nh k\u1ef9 thu\u1eadt m\u00e0 c\u00f2n l\u00e0 c\u01a1 h\u1ed9i \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u00eam ki\u1ebfn th\u1ee9c t\u00e0i ch\u00ednh m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean v\u00e0 tr\u1ef1c ti\u1ebfp trong qu\u00e1 tr\u00ecnh l\u00e0m.&nbsp;<\/p>\n\n\n\n<p>Ngo\u00e0i ra, theo m\u00ecnh \u0111\u00e2y c\u0169ng l\u00e0 m\u1ed9t b\u00e0i to\u00e1n c\u1ef1c k\u1ef3 linh ho\u1ea1t \u2013 b\u1ea1n c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn theo h\u01b0\u1edbng regression (d\u1ef1 \u0111o\u00e1n gi\u00e1), classification (ph\u00e2n lo\u1ea1i xu h\u01b0\u1edbng t\u0103ng\/gi\u1ea3m), ho\u1eb7c th\u1eadm ch\u00ed k\u1ebft h\u1ee3p c\u1ea3 hai. V\u1edbi l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1ecbch s\u1eed phong ph\u00fa, b\u00e0i to\u00e1n n\u00e0y cho ph\u00e9p m\u00ecnh th\u1eed nghi\u1ec7m nhi\u1ec1u m\u00f4 h\u00ecnh kh\u00e1c nhau v\u00e0 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng qua c\u00e1c ch\u1ec9 s\u1ed1 nh\u01b0 MAE, RMSE, Accuracy ho\u1eb7c F1-score.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-minh-da-lam-gi\"><strong>M\u00ecnh \u0111\u00e3 l\u00e0m g\u00ec?<\/strong><\/h3>\n\n\n\n<p>M\u00ecnh b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng Python \u0111\u1ec3 g\u1ecdi API v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u gi\u00e1 Bitcoin theo t\u1eebng gi\u1edd, sau \u0111\u00f3 l\u01b0u v\u00e0o file CSV \u0111\u1ec3 x\u1eed l\u00fd.&nbsp;<\/p>\n\n\n\n<p>Ti\u1ebfp theo l\u00e0 giai \u0111o\u1ea1n ti\u1ec1n x\u1eed l\u00fd d\u1eef li\u1ec7u: m\u00ecnh l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u, chuy\u1ec3n \u0111\u1ed5i \u0111\u1ecbnh d\u1ea1ng th\u1eddi gian, \u0111\u1ed3ng th\u1eddi t\u00ednh to\u00e1n th\u00eam c\u00e1c \u0111\u1eb7c tr\u01b0ng m\u1edbi nh\u01b0 ph\u1ea7n tr\u0103m bi\u1ebfn \u0111\u1ed9ng gi\u00e1, kh\u1ed1i l\u01b0\u1ee3ng giao d\u1ecbch trung b\u00ecnh, ch\u1ec9 s\u1ed1 \u0111o l\u01b0\u1eddng \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng,&#8230;&nbsp;<\/p>\n\n\n\n<p>Sau \u0111\u00f3, m\u00ecnh th\u1ef1c hi\u1ec7n ph\u00e2n t\u00edch m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c y\u1ebfu t\u1ed1 v\u00e0 gi\u00e1 Bitcoin nh\u1eb1m hi\u1ec3u r\u00f5 nh\u1eefng bi\u1ebfn n\u00e0o c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn k\u1ebft qu\u1ea3 d\u1ef1 \u0111o\u00e1n.&nbsp;<\/p>\n\n\n\n<p>\u1ede b\u01b0\u1edbc th\u1eed nghi\u1ec7m m\u00f4 h\u00ecnh, m\u00ecnh d\u00f9ng th\u1eed c\u1ea3 Linear Regression, Random Forest, XGBoost, \u0111\u1ebfn LSTM (cho chu\u1ed7i th\u1eddi gian), v\u00e0 so s\u00e1nh k\u1ebft qu\u1ea3 gi\u1eefa c\u00e1c m\u00f4 h\u00ecnh. M\u00ecnh \u0111\u00e1nh gi\u00e1 v\u00e0 so s\u00e1nh hi\u1ec7u qu\u1ea3 c\u1ee7a t\u1eebng m\u00f4 h\u00ecnh d\u1ef1a tr\u00ean c\u00e1c ch\u1ec9 s\u1ed1, t\u1eeb \u0111\u00f3 r\u00fat ra \u0111\u01b0\u1ee3c nh\u1eefng \u0111i\u1ec3m m\u1ea1nh &#8211; y\u1ebfu c\u1ee7a t\u1eebng ph\u01b0\u01a1ng ph\u00e1p trong b\u1ed1i c\u1ea3nh d\u1eef li\u1ec7u th\u1ef1c t\u1ebf.&nbsp;<\/p>\n\n\n\n<p>M\u00ecnh c\u00f2n th\u1eed x\u00e2y d\u1ef1ng m\u1ed9t web app \u0111\u01a1n gi\u1ea3n b\u1eb1ng Flask \u0111\u1ec3 hi\u1ec3n th\u1ecb bi\u1ec3u \u0111\u1ed3 gi\u00e1 Bitcoin g\u1ea7n nh\u1ea5t, k\u00e8m theo d\u1ef1 \u0111o\u00e1n xu h\u01b0\u1edbng ti\u1ebfp theo v\u00e0 g\u1ee3i \u00fd h\u00e0nh \u0111\u1ed9ng (n\u00ean mua, gi\u1eef hay b\u00e1n).&nbsp;<\/p>\n\n\n\n<p>D\u00f9 ch\u1ec9 l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m nh\u1ecf, nh\u01b0ng qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n gi\u00fap m\u00ecnh \u00e1p d\u1ee5ng tr\u1ecdn v\u1eb9n nh\u1eefng ki\u1ebfn th\u1ee9c \u0111\u00e3 h\u1ecdc \u2013 t\u1eeb x\u1eed l\u00fd d\u1eef li\u1ec7u, x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh, \u0111\u1ebfn tr\u1ef1c quan h\u00f3a v\u00e0 tri\u1ec3n khai \u2013 \u0111\u00fang nh\u01b0 c\u00e1ch m\u1ed9t Data Scientist th\u1ef1c th\u1ee5 l\u00e0m vi\u1ec7c trong th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-bai-h\u1ecdc-rut-ra\"><strong>B\u00e0i h\u1ecdc r\u00fat ra<\/strong><\/h3>\n\n\n\n<p>M\u1ed9t trong nh\u1eefng \u0111i\u1ec1u quan tr\u1ecdng m\u00ecnh nh\u1eadn ra l\u00e0: kh\u00f4ng c\u1ea7n l\u00e0m d\u1ef1 \u00e1n \u201ckh\u00f3\u201d m\u1edbi ch\u1ee9ng minh \u0111\u01b0\u1ee3c n\u0103ng l\u1ef1c. <strong>Quan tr\u1ecdng l\u00e0 b\u1ea1n ph\u1ea3i hi\u1ec3u to\u00e0n b\u1ed9 quy tr\u00ecnh, bi\u1ebft c\u00e1ch \u0111\u1eb7t c\u00e2u h\u1ecfi, x\u1eed l\u00fd d\u1eef li\u1ec7u c\u1ea9n th\u1eadn v\u00e0 gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3. <\/strong>M\u1eb7c d\u00f9 d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh nghe c\u00f3 v\u1ebb \u0111\u01a1n gi\u1ea3n nh\u01b0ng qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n \u0111\u00e3 gi\u00fap m\u00ecnh h\u1ecdc \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u k\u1ef9 n\u0103ng th\u1ef1c t\u1ebf:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1ch g\u1ecdi API \u0111\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u g\u1ea7n nh\u01b0 theo th\u1eddi gian th\u1ef1c<\/li>\n\n\n\n<li>L\u1eadp tr\u00ecnh Python \u0111\u1ec3 x\u1eed l\u00fd d\u1eef li\u1ec7u, t\u1ea1o \u0111\u1eb7c tr\u01b0ng v\u00e0 hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh<\/li>\n\n\n\n<li>So s\u00e1nh v\u00e0 hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c m\u00f4 h\u00ecnh: \u01b0u\/nh\u01b0\u1ee3c \u0111i\u1ec3m, \u0111\u1ed9 ch\u00ednh x\u00e1c, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng,&#8230;<\/li>\n\n\n\n<li>X\u00e2y d\u1ef1ng m\u1ed9t web dashboard nh\u1ecf b\u1eb1ng Flask \u0111\u1ec3 tr\u1ef1c quan h\u00f3a k\u1ebft qu\u1ea3 v\u00e0 \u0111\u1ec1 xu\u1ea5t h\u00e0nh \u0111\u1ed9ng<\/li>\n\n\n\n<li>Qu\u1ea3n l\u00fd m\u00e3 ngu\u1ed3n b\u1eb1ng Git v\u00e0 GitHub<\/li>\n\n\n\n<li>Tri\u1ec3n khai (deploy) d\u1ef1 \u00e1n l\u00ean m\u00e1y \u1ea3o, gi\u00fap m\u00ecnh ti\u1ebfp c\u1eadn b\u01b0\u1edbc \u0111\u1ea7u v\u1edbi workflow tri\u1ec3n khai m\u00f4 h\u00ecnh th\u1ef1c t\u1ebf<\/li>\n<\/ul>\n\n\n\n<p>D\u1ef1 \u00e1n n\u00e0y gi\u00fap m\u00ecnh \u201cn\u1ed1i\u201d ph\u1ea7n h\u1ecdc v\u00e0o ph\u1ea7n l\u00e0m. \u0110\u1eb7c bi\u1ec7t, m\u00ecnh \u0111\u00e3 \u0111\u01b0a d\u1ef1 \u00e1n n\u00e0y v\u00e0o portfolio khi \u1ee9ng tuy\u1ec3n v\u1ecb tr\u00ed Student Research Assistant t\u1ea1i tr\u01b0\u1eddng (m\u1ea3ng Computer Vision), v\u00e0 th\u1eadt b\u1ea5t ng\u1edd l\u00e0 th\u1ea7y ph\u1ecfng v\u1ea5n c\u1ef1c k\u1ef3 h\u00e0o h\u1ee9ng khi m\u00ecnh chia s\u1ebb v\u1ec1 c\u00e1ch m\u00ecnh th\u1ef1c hi\u1ec7n, th\u1eed nghi\u1ec7m v\u00e0 tri\u1ec3n khai d\u1ef1 \u00e1n n\u00e0y.&nbsp;<\/p>\n\n\n\n<p>Tr\u1ea3i nghi\u1ec7m \u0111\u00f3 khi\u1ebfn m\u00ecnh nh\u1eadn ra m\u1ed9t \u0111i\u1ec1u quan tr\u1ecdng: d\u00f9 l\u00e0 d\u1ef1 \u00e1n nh\u1ecf v\u00e0 k\u1ebft qu\u1ea3 c\u00f3 th\u1ec3 ch\u01b0a \u0111\u1ea1t nh\u01b0 k\u1ef3 v\u1ecdng, b\u1ea1n v\u1eabn s\u1ebd h\u1ecdc \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u. Quan tr\u1ecdng l\u00e0 b\u1ea1n hi\u1ec3u \u0111\u01b0\u1ee3c t\u1ea1i sao m\u00f4 h\u00ecnh ch\u01b0a t\u1ed1t, v\u00ec sao n\u00f3 \u201cfail\u201d, v\u00e0 l\u00e0m g\u00ec \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u1edf l\u1ea7n ti\u1ebfp theo.<\/p>\n\n\n\n<p><strong>L\u1eddi khuy\u00ean c\u1ee7a t\u00e1c gi\u1ea3:<\/strong> N\u1ebfu b\u1ea1n \u0111ang \u1edf giai \u0111o\u1ea1n n\u00e0y, h\u00e3y ch\u1ecdn m\u1ed9t ch\u1ee7 \u0111\u1ec1 m\u00e0 b\u1ea1n h\u1ee9ng th\u00fa, d\u1eef li\u1ec7u d\u1ec5 ti\u1ebfp c\u1eadn v\u00e0 \u0111\u00e1ng tin c\u1eady. \u0110\u1eebng \u0111\u1eb7t m\u1ee5c ti\u00eau qu\u00e1 l\u1edbn. M\u1ed9t d\u1ef1 \u00e1n nh\u1ecf nh\u01b0ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ch\u1ec9n chu t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i s\u1ebd gi\u00e1 tr\u1ecb h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi m\u1ed9t d\u1ef1 \u00e1n \u201cnghe hay\u201d nh\u01b0ng b\u1ecf d\u1edf gi\u1eefa ch\u1eebng.<strong>&nbsp;<\/strong><\/p>\n\n\n\n<p><strong>T\u00e0i li\u1ec7u g\u1ee3i \u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.kaggle.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kaggle<\/a>: Ngu\u1ed3n d\u1eef li\u1ec7u th\u1ef1c t\u1ebf mi\u1ec5n ph\u00ed, \u0111a l\u0129nh v\u1ef1c \u0111\u1ec3 luy\u1ec7n t\u1eadp, c\u00e1c cu\u1ed9c thi v\u00e0 gi\u1ea3i \u0111\u1ea5u v\u1ec1 nh\u1eefng v\u1ea5n \u0111\u1ec1 th\u1ef1c ti\u1ec5n.<\/li>\n\n\n\n<li><a href=\"https:\/\/towardsdatascience.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Medium \u2013 Towards Data Science<\/a>: N\u01a1i chia s\u1ebb b\u00e0i vi\u1ebft k\u1ef9 thu\u1eadt v\u00e0 blog d\u1ef1 \u00e1n t\u1eeb c\u1ed9ng \u0111\u1ed3ng.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-cac-h\u01b0\u1edbng-chuyen-mon-hoa-danh-cho-data-scientist\"><span class=\"ez-toc-section\" id=\"Cac_huong_chuyen_mon_hoa_danh_cho_Data_Scientist\"><\/span><strong>C\u00e1c h\u01b0\u1edbng chuy\u00ean m\u00f4n h\u00f3a d\u00e0nh cho Data Scientist<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Khi \u0111\u00e3 n\u1eafm v\u1eefng n\u1ec1n t\u1ea3ng v\u00e0 ho\u00e0n th\u00e0nh c\u00e1c k\u1ef9 n\u0103ng c\u1ed1t l\u00f5i, b\u1ea1n c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n s\u1ef1 nghi\u1ec7p b\u1eb1ng c\u00e1ch \u0111i chuy\u00ean s\u00e2u v\u00e0o m\u1ed9t l\u0129nh v\u1ef1c c\u1ee5 th\u1ec3. Vi\u1ec7c l\u1ef1a ch\u1ecdn chuy\u00ean m\u00f4n ph\u00f9 h\u1ee3p kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea1n t\u1eadp trung ph\u00e1t tri\u1ec3n th\u1ebf m\u1ea1nh c\u00e1 nh\u00e2n, m\u00e0 c\u00f2n t\u1ea1o ra l\u1ee3i th\u1ebf c\u1ea1nh tranh khi t\u00ecm ki\u1ebfm c\u00f4ng vi\u1ec7c trong c\u00e1c ng\u00e0nh c\u00f3 nhu c\u1ea7u cao.<\/p>\n\n\n\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 h\u01b0\u1edbng chuy\u00ean m\u00f4n ph\u1ed5 bi\u1ebfn trong l\u0129nh v\u1ef1c Data Science:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>X\u1eed l\u00fd ng\u00f4n ng\u1eef t\u1ef1 nhi\u00ean (NLP)<\/strong>: L\u00e0m vi\u1ec7c v\u1edbi d\u1eef li\u1ec7u v\u0103n b\u1ea3n nh\u01b0 email, \u0111\u00e1nh gi\u00e1 kh\u00e1ch h\u00e0ng, ho\u1eb7c chatbot. B\u1ea1n s\u1ebd ph\u00e1t tri\u1ec3n c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 ph\u00e2n t\u00edch c\u1ea3m x\u00fac, tr\u00edch xu\u1ea5t th\u1ef1c th\u1ec3, ho\u1eb7c h\u1ec7 th\u1ed1ng h\u1ecfi \u0111\u00e1p b\u1eb1ng c\u00e1c m\u00f4 h\u00ecnh nh\u01b0 BERT, GPT, Llama,&#8230;<\/li>\n\n\n\n<li><strong>Th\u1ecb gi\u00e1c m\u00e1y t\u00ednh (Computer Vision)<\/strong>: Ph\u00e2n t\u00edch \u1ea3nh v\u00e0 video \u0111\u1ec3 nh\u1eadn di\u1ec7n khu\u00f4n m\u1eb7t, ph\u00e1t hi\u1ec7n v\u1eadt th\u1ec3 ho\u1eb7c ki\u1ec3m tra l\u1ed7i s\u1ea3n ph\u1ea9m. L\u0129nh v\u1ef1c n\u00e0y \u1ee9ng d\u1ee5ng m\u1ea1nh m\u1ebd trong y t\u1ebf, s\u1ea3n xu\u1ea5t, gi\u00e1m s\u00e1t an ninh v\u00e0 xe t\u1ef1 l\u00e1i.<\/li>\n\n\n\n<li><strong>Ph\u00e2n t\u00edch kinh doanh (Business Analytics)<\/strong>: K\u1ebft n\u1ed1i d\u1eef li\u1ec7u v\u1edbi c\u00e1c m\u1ee5c ti\u00eau kinh doanh \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a chi\u1ebfn l\u01b0\u1ee3c. \u1ee8ng d\u1ee5ng bao g\u1ed3m ph\u00e2n t\u00edch h\u00e0nh vi kh\u00e1ch h\u00e0ng, d\u1ef1 b\u00e1o doanh thu, \u0111o l\u01b0\u1eddng hi\u1ec7u su\u1ea5t chi\u1ebfn d\u1ecbch marketing.<\/li>\n\n\n\n<li><strong>Ph\u00e2n t\u00edch y t\u1ebf (Healthcare Analytics)<\/strong>: \u1ee8ng d\u1ee5ng m\u00f4 h\u00ecnh d\u1ef1 \u0111o\u00e1n trong y t\u1ebf, nh\u01b0 ph\u00e2n t\u00edch nguy c\u01a1 b\u1ec7nh t\u1eadt, ph\u00e1t hi\u1ec7n b\u1ea5t th\u01b0\u1eddng t\u1eeb d\u1eef li\u1ec7u x\u00e9t nghi\u1ec7m ho\u1eb7c \u0111\u1ec1 xu\u1ea5t ph\u00e1c \u0111\u1ed3 \u0111i\u1ec1u tr\u1ecb c\u00e1 nh\u00e2n h\u00f3a.<\/li>\n\n\n\n<li><strong>Ph\u00e2n t\u00edch d\u1eef li\u1ec7u l\u1edbn (Big Data Analytics)<\/strong>: L\u00e0m vi\u1ec7c v\u1edbi d\u1eef li\u1ec7u c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn, t\u1ed1c \u0111\u1ed9 cao, \u0111\u1ed9 ph\u1ee9c t\u1ea1p cao. B\u1ea1n s\u1ebd c\u1ea7n s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Spark, Hadoop, BigQuery \u0111\u1ec3 x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng ph\u00e2n t\u00edch quy m\u00f4 l\u1edbn, ph\u1ee5c v\u1ee5 cho c\u00e1c doanh nghi\u1ec7p to\u00e0n c\u1ea7u.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-cac-ch\u1ee9ng-ch\u1ec9-h\u1eefu-ich-cho-data-scientist\"><span class=\"ez-toc-section\" id=\"Cac_chung_chi_huu_ich_cho_Data_Scientist\"><\/span><strong>C\u00e1c ch\u1ee9ng ch\u1ec9 h\u1eefu \u00edch cho Data Scientist<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>D\u00f9 kh\u00f4ng b\u1eaft bu\u1ed9c, nh\u01b0ng vi\u1ec7c s\u1edf h\u1eefu c\u00e1c ch\u1ee9ng ch\u1ec9 uy t\u00edn trong ng\u00e0nh c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n c\u1ee7ng c\u1ed1 ki\u1ebfn th\u1ee9c, t\u0103ng \u0111\u1ed9 tin c\u1eady trong m\u1eaft nh\u00e0 tuy\u1ec3n d\u1ee5ng v\u00e0 th\u1ec3 hi\u1ec7n s\u1ef1 cam k\u1ebft v\u1edbi l\u0129nh v\u1ef1c khoa h\u1ecdc d\u1eef li\u1ec7u. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 ch\u1ee9ng ch\u1ec9 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao, ph\u00f9 h\u1ee3p cho c\u1ea3 ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u v\u00e0 ng\u01b0\u1eddi mu\u1ed1n n\u00e2ng cao chuy\u00ean m\u00f4n:<\/p>\n\n\n\n<p><a href=\"https:\/\/www.coursera.org\/professional-certificates\/google-data-analytics\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Google Data Analytics Professional Certificate<\/strong><\/a><\/p>\n\n\n\n<p>\u0110\u00e2y l\u00e0 ch\u1ee9ng ch\u1ec9 n\u1ec1n t\u1ea3ng ph\u00f9 h\u1ee3p v\u1edbi ng\u01b0\u1eddi m\u1edbi b\u01b0\u1edbc v\u00e0o l\u0129nh v\u1ef1c ph\u00e2n t\u00edch d\u1eef li\u1ec7u. Kh\u00f3a h\u1ecdc t\u1eadp trung v\u00e0o k\u1ef9 n\u0103ng th\u1ef1c h\u00e0nh v\u1edbi SQL, Excel, Tableau v\u00e0 quy tr\u00ecnh ph\u00e2n t\u00edch d\u1eef li\u1ec7u t\u1eeb A\u2013Z. R\u1ea5t ph\u00f9 h\u1ee3p n\u1ebfu b\u1ea1n \u0111ang h\u01b0\u1edbng \u0111\u1ebfn vai tr\u00f2 Data Analyst ho\u1eb7c mu\u1ed1n hi\u1ec3u r\u00f5 c\u00e1ch d\u1eef li\u1ec7u v\u1eadn h\u00e0nh trong doanh nghi\u1ec7p.<\/p>\n\n\n\n<p><a href=\"https:\/\/learn.microsoft.com\/en-us\/credentials\/certifications\/azure-data-scientist\/\"><strong>Microsoft Certified: Azure Data Scientist Associate<\/strong><\/a><\/p>\n\n\n\n<p>Ch\u1ee9ng ch\u1ec9 n\u00e0y d\u00e0nh cho nh\u1eefng ai mu\u1ed1n l\u00e0m vi\u1ec7c v\u1edbi d\u1eef li\u1ec7u tr\u00ean n\u1ec1n t\u1ea3ng Microsoft Azure. N\u1ed9i dung bao g\u1ed3m hu\u1ea5n luy\u1ec7n, \u0111\u00e1nh gi\u00e1 v\u00e0 tri\u1ec3n khai m\u00f4 h\u00ecnh Machine Learning b\u1eb1ng Azure Machine Learning Studio, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ea1n \u0111\u1ecbnh h\u01b0\u1edbng l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p s\u1eed d\u1ee5ng h\u1ec7 sinh th\u00e1i Microsoft.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.coursera.org\/professional-certificates\/ibm-data-science\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>IBM Data Science Professional Certificate<\/strong><\/a><\/p>\n\n\n\n<p>M\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh h\u1ecdc to\u00e0n di\u1ec7n d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi, bao g\u1ed3m Python, SQL, th\u1ed1ng k\u00ea, tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u, v\u00e0 Machine Learning c\u01a1 b\u1ea3n. \u0110\u1eb7c bi\u1ec7t c\u00f3 ph\u1ea7n th\u1ef1c h\u00e0nh v\u1edbi Jupyter Notebook v\u00e0 IBM Watson, gi\u00fap b\u1ea1n l\u00e0m quen v\u1edbi workflow th\u1ef1c t\u1ebf c\u1ee7a m\u1ed9t Data Scientist.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.tensorflow.org\/certificate\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>TensorFlow Developer Certificate<\/strong><\/a><\/p>\n\n\n\n<p>Ch\u1ee9ng ch\u1ec9 ch\u00ednh th\u1ee9c t\u1eeb Google d\u00e0nh cho nh\u1eefng ai mu\u1ed1n ch\u1ee9ng minh k\u1ef9 n\u0103ng trong l\u0129nh v\u1ef1c Deep Learning, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi TensorFlow \u2013 m\u1ed9t trong nh\u1eefng framework ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay. B\u1ea1n s\u1ebd h\u1ecdc c\u00e1ch x\u00e2y d\u1ef1ng, hu\u1ea5n luy\u1ec7n v\u00e0 tri\u1ec3n khai c\u00e1c m\u00f4 h\u00ecnh h\u1ecdc s\u00e2u (deep learning) tr\u00ean h\u00ecnh \u1ea3nh, chu\u1ed7i th\u1eddi gian ho\u1eb7c v\u0103n b\u1ea3n.<\/p>\n\n\n\n<p><a href=\"https:\/\/aws.amazon.com\/certification\/certified-machine-learning-specialty\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>AWS Certified Machine Learning \u2013 Specialty<\/strong><\/a><\/p>\n\n\n\n<p>Ch\u1ee9ng ch\u1ec9 n\u00e2ng cao d\u00e0nh cho nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 c\u00f3 kinh nghi\u1ec7m l\u00e0m vi\u1ec7c v\u1edbi Machine Learning. N\u1ed9i dung bao g\u1ed3m x\u00e2y d\u1ef1ng v\u00e0 tri\u1ec3n khai m\u00f4 h\u00ecnh tr\u00ean AWS, l\u1ef1a ch\u1ecdn thu\u1eadt to\u00e1n ph\u00f9 h\u1ee3p, t\u1ed1i \u01b0u h\u00f3a v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a pipeline ML. Ph\u00f9 h\u1ee3p n\u1ebfu b\u1ea1n h\u01b0\u1edbng \u0111\u1ebfn l\u00e0m vi\u1ec7c trong c\u00e1c d\u1ef1 \u00e1n s\u1eed d\u1ee5ng h\u1ea1 t\u1ea7ng cloud quy m\u00f4 l\u1edbn.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-cau-h\u1ecfi-th\u01b0\u1eddng-g\u1eb7p-v\u1ec1-data-scientist-roadmap\"><span class=\"ez-toc-section\" id=\"Cau_hoi_thuong_gap_ve_Data_Scientist_Roadmap\"><\/span><strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Data Scientist Roadmap<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-h\u1ecdc-data-scientist-m\u1ea5t-bao-lau\"><strong>H\u1ecdc Data Scientist m\u1ea5t bao l\u00e2u?<\/strong><\/h3>\n\n\n\n<p>Th\u1eddi gian \u0111\u1ec3 h\u1ecdc v\u00e0 tr\u1edf th\u00e0nh m\u1ed9t Data Scientist c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y v\u00e0o n\u1ec1n t\u1ea3ng ban \u0111\u1ea7u, m\u1ee9c \u0111\u1ed9 cam k\u1ebft h\u1ecdc t\u1eadp, v\u00e0 m\u1ee5c ti\u00eau ngh\u1ec1 nghi\u1ec7p c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ebfu b\u1ea1n \u0111\u00e3 c\u00f3 n\u1ec1n t\u1ea3ng v\u1ec1 l\u1eadp tr\u00ecnh ho\u1eb7c to\u00e1n th\u1ed1ng k\u00ea, th\u1eddi gian h\u1ecdc \u0111\u1ec3 n\u1eafm v\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u00e0 th\u1ef1c h\u00e0nh d\u1ef1 \u00e1n \u0111\u1ea7u ti\u00ean th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 6 \u0111\u1ebfn 9 th\u00e1ng, v\u1edbi \u0111i\u1ec1u ki\u1ec7n b\u1ea1n h\u1ecdc t\u1eadp \u0111\u1ec1u \u0111\u1eb7n t\u1eeb 1\u20132 ti\u1ebfng m\u1ed7i ng\u00e0y.<\/li>\n\n\n\n<li>N\u1ebfu b\u1ea1n l\u00e0 ng\u01b0\u1eddi m\u1edbi ho\u00e0n to\u00e0n, ch\u01b0a t\u1eebng h\u1ecdc l\u1eadp tr\u00ecnh ho\u1eb7c l\u00e0m vi\u1ec7c v\u1edbi d\u1eef li\u1ec7u tr\u01b0\u1edbc \u0111\u00f3, b\u1ea1n s\u1ebd c\u1ea7n nhi\u1ec1u th\u1eddi gian h\u01a1n \u0111\u1ec3 x\u00e2y n\u1ec1n m\u00f3ng v\u1eefng ch\u1eafc \u2013 th\u01b0\u1eddng l\u00e0 t\u1eeb 9 \u0111\u1ebfn 12 th\u00e1ng ho\u1eb7c h\u01a1n.<\/li>\n<\/ul>\n\n\n\n<p>\u0110i\u1ec1u quan tr\u1ecdng kh\u00f4ng n\u1eb1m \u1edf t\u1ed1c \u0111\u1ed9, m\u00e0 l\u00e0 s\u1ef1 \u0111\u1ec1u \u0111\u1eb7n v\u00e0 th\u1ef1c h\u00e0nh li\u00ean t\u1ee5c. H\u1ecdc Data Science kh\u00f4ng ph\u1ea3i ch\u1ec9 \u0111\u1ec3 \u201cbi\u1ebft\u201d, m\u00e0 \u0111\u1ec3 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, v\u00ec v\u1eady vi\u1ec7c tham gia c\u00e1c d\u1ef1 \u00e1n c\u00e1 nh\u00e2n, thi \u0111\u1ea5u Kaggle, vi\u1ebft blog hay x\u00e2y d\u1ef1ng portfolio s\u1ebd gi\u00fap b\u1ea1n h\u1ecdc s\u00e2u h\u01a1n, hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n\n\n\n<p>H\u00e3y xem l\u1ed9 tr\u00ecnh h\u1ecdc nh\u01b0 m\u1ed9t cu\u1ed9c ch\u1ea1y \u0111\u01b0\u1eddng d\u00e0i, n\u01a1i m\u00e0 b\u1ea1n lu\u00f4n c\u1ea7n c\u1eadp nh\u1eadt ki\u1ebfn th\u1ee9c m\u1edbi \u2013 \u0111\u1eb7c bi\u1ec7t khi c\u00e1c c\u00f4ng ngh\u1ec7 AI v\u00e0 Machine Learning thay \u0111\u1ed5i t\u1eebng ng\u00e0y.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-co-c\u1ea7n-ph\u1ea3i-bi\u1ebft-l\u1eadp-trinh-d\u1ec3-tr\u1edf-thanh-data-scientist-khong\"><strong>C\u00f3 c\u1ea7n ph\u1ea3i bi\u1ebft l\u1eadp tr\u00ecnh \u0111\u1ec3 tr\u1edf th\u00e0nh Data Scientist kh\u00f4ng?<\/strong><\/h3>\n\n\n\n<p>C\u00f3. V\u00e0 l\u1eadp tr\u00ecnh l\u00e0 k\u1ef9 n\u0103ng b\u1eaft bu\u1ed9c n\u1ebfu b\u1ea1n mu\u1ed1n tr\u1edf th\u00e0nh m\u1ed9t Data Scientist th\u1ef1c th\u1ee5.<\/p>\n\n\n\n<p>Hi\u1ec7n nay, m\u1ed9t s\u1ed1 c\u00f4ng c\u1ee5 kh\u00f4ng c\u1ea7n l\u1eadp tr\u00ecnh c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea1n th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 ph\u00e2n t\u00edch \u0111\u01a1n gi\u1ea3n. Tuy nhi\u00ean, n\u1ebfu b\u1ea1n mu\u1ed1n \u0111i xa h\u01a1n \u2013 v\u00ed d\u1ee5 nh\u01b0 x\u1eed l\u00fd d\u1eef li\u1ec7u l\u1edbn, x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh Machine Learning t\u00f9y ch\u1ec9nh, tri\u1ec3n khai m\u00f4 h\u00ecnh v\u00e0o h\u1ec7 th\u1ed1ng doanh nghi\u1ec7p \u2013 th\u00ec l\u1eadp tr\u00ecnh l\u00e0 kh\u00f4ng th\u1ec3 thi\u1ebfu.<\/p>\n\n\n\n<p>L\u1eadp tr\u00ecnh gi\u00fap b\u1ea1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1ef1 \u0111\u1ed9ng h\u00f3a qu\u00e1 tr\u00ecnh x\u1eed l\u00fd v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u<\/li>\n\n\n\n<li>T\u00f9y bi\u1ebfn m\u00f4 h\u00ecnh v\u00e0 th\u1eed nghi\u1ec7m nhi\u1ec1u gi\u1ea3i ph\u00e1p kh\u00e1c nhau<\/li>\n\n\n\n<li>L\u00e0m vi\u1ec7c chuy\u00ean nghi\u1ec7p trong m\u00f4i tr\u01b0\u1eddng th\u1eadt v\u1edbi codebase, Git, API, pipeline&#8230;<\/li>\n<\/ul>\n\n\n\n<p>Ng\u00f4n ng\u1eef ph\u1ed5 bi\u1ebfn nh\u1ea5t trong l\u0129nh v\u1ef1c n\u00e0y l\u00e0 Python, nh\u1edd c\u00fa ph\u00e1p \u0111\u01a1n gi\u1ea3n, c\u1ed9ng \u0111\u1ed3ng l\u1edbn v\u00e0 h\u1ec7 sinh th\u00e1i th\u01b0 vi\u1ec7n c\u1ef1c k\u1ef3 phong ph\u00fa (pandas, NumPy, scikit-learn, TensorFlow,&#8230;).<\/p>\n\n\n\n<p>T\u00f3m l\u1ea1i, b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u h\u1ecdc Data Science m\u00e0 ch\u01b0a bi\u1ebft l\u1eadp tr\u00ecnh, nh\u01b0ng \u0111\u1ec3 th\u1ef1c s\u1ef1 l\u00e0m ch\u1ee7 ngh\u1ec1 n\u00e0y v\u00e0 t\u1ea1o ra gi\u00e1 tr\u1ecb th\u1ef1c t\u1ebf, b\u1ea1n n\u00ean h\u1ecdc v\u00e0 s\u1eed d\u1ee5ng th\u00e0nh th\u1ea1o \u00edt nh\u1ea5t m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-l\u01b0\u01a1ng-data-scientist-\u1edf-vi\u1ec7t-nam-co-cao-khong\"><strong>L\u01b0\u01a1ng Data Scientist \u1edf Vi\u1ec7t Nam c\u00f3 cao kh\u00f4ng?<\/strong><\/h3>\n\n\n\n<p>C\u00f3. Data Scientist hi\u1ec7n t\u1ea1i \u0111ang \u0111\u01b0\u1ee3c cho l\u00e0 v\u1ecb tr\u00ed c\u00f3 m\u1ee9c thu nh\u1eadp kh\u00e1 h\u1ea5p d\u1eabn \u1edf Vi\u1ec7t Nam. Theo \u201c<a href=\"https:\/\/itviec.com\/bao-cao\/luong-it-va-thi-truong-tuyen-dung-it-vietnam\" target=\"_blank\" rel=\"noreferrer noopener\">B\u00e1o c\u00e1o L\u01b0\u01a1ng v\u00e0 Th\u1ecb tr\u01b0\u1eddng Tuy\u1ec3n d\u1ee5ng IT Vi\u1ec7t Nam 2024-2025<\/a>\u201d c\u1ee7a ITviec, m\u1ee9c l\u01b0\u01a1ng trung v\u1ecb c\u1ee7a Data Scientist theo kho\u1ea3ng n\u0103m kinh nghi\u1ec7m nh\u01b0 sau:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Kho\u1ea3ng n\u0103m kinh nghi\u1ec7m<\/strong><\/td><td><strong>&lt; 1 n\u0103m<\/strong><\/td><td><strong>1-2 n\u0103m<\/strong><\/td><td><strong>3-4 n\u0103m<\/strong><\/td><td><strong>5-8 n\u0103m<\/strong><\/td><\/tr><tr><td><strong>L\u01b0\u01a1ng Data Scientist (vnd\/n\u0103m)<\/strong><\/td><td>16,400,000<\/td><td>22,350,000<\/td><td>30,400,000<\/td><td>68,450,000<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>C\u00f3 th\u1ec3 th\u1ea5y, n\u1ebfu b\u1ea1n \u0111\u1ea7u t\u01b0 nghi\u00eam t\u00fac v\u00e0o k\u1ef9 n\u0103ng v\u00e0 th\u1ef1c h\u00e0nh, ngh\u1ec1 Data Scientist kh\u00f4ng ch\u1ec9 m\u1edf ra nhi\u1ec1u c\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p m\u00e0 c\u00f2n mang l\u1ea1i m\u1ee9c thu nh\u1eadp c\u1ea1nh tranh h\u00e0ng \u0111\u1ea7u trong ng\u00e0nh IT.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-t\u1ed5ng-k\u1ebft-data-scientist-roadmap\"><span class=\"ez-toc-section\" id=\"Tong_ket_Data_Scientist_Roadmap\"><\/span><strong>T\u1ed5ng k\u1ebft Data Scientist Roadmap<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Data Scientist l\u00e0 m\u1ed9t trong nh\u1eefng ngh\u1ec1 \u0111\u01b0\u1ee3c s\u0103n \u0111\u00f3n nh\u1ea5t trong th\u1eddi \u0111\u1ea1i d\u1eef li\u1ec7u, kh\u00f4ng ch\u1ec9 b\u1edfi m\u1ee9c thu nh\u1eadp h\u1ea5p d\u1eabn, m\u00e0 c\u00f2n b\u1edfi c\u01a1 h\u1ed9i ph\u00e1t tri\u1ec3n \u0111a l\u0129nh v\u1ef1c \u2013 t\u1eeb t\u00e0i ch\u00ednh, th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed \u0111\u1ebfn y t\u1ebf v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o. Tuy nhi\u00ean, \u0111\u1ec3 th\u00e0nh c\u00f4ng, b\u1ea1n kh\u00f4ng th\u1ec3 h\u1ecdc \u201cqua loa\u201d hay ch\u1ec9 d\u1ef1a v\u00e0o c\u00f4ng c\u1ee5. B\u1ea1n c\u1ea7n c\u00f3 m\u1ed9t n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c v\u1eefng ch\u1eafc, t\u01b0 duy ph\u00e2n t\u00edch, kh\u1ea3 n\u0103ng gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1, v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 m\u1ed9t t\u00e2m th\u1ebf h\u1ecdc t\u1eadp li\u00ean t\u1ee5c trong m\u1ed9t th\u1ebf gi\u1edbi d\u1eef li\u1ec7u v\u00e0 c\u00f4ng ngh\u1ec7 kh\u00f4ng ng\u1eebng thay \u0111\u1ed5i v\u00e0 c\u1ea3i ti\u1ebfn.<\/p>\n\n\n\n<p>Hy v\u1ecdng qua b\u00e0i vi\u1ebft n\u00e0y, b\u1ea1n \u0111\u00e3 c\u00f3 c\u00e1i nh\u00ecn r\u00f5 r\u00e0ng h\u01a1n v\u1ec1 con \u0111\u01b0\u1eddng ph\u00e1t tri\u1ec3n s\u1ef1 nghi\u1ec7p Data Scientist \u2013 v\u00e0 t\u1eeb \u0111\u00f3 x\u00e2y d\u1ef1ng m\u1ed9t roadmap ph\u00f9 h\u1ee3p cho ch\u00ednh m\u00ecnh. Ch\u00fac b\u1ea1n b\u1eaft \u0111\u1ea7u h\u00e0nh tr\u00ecnh kh\u00e1m ph\u00e1 d\u1eef li\u1ec7u th\u1eadt v\u1eefng v\u00e0ng v\u00e0 \u0111\u1ea7y c\u1ea3m h\u1ee9ng!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong th\u1eddi \u0111\u1ea1i \u201cBig Data\u201d, Data Scientist \u0111ang l\u00e0 m\u1ed9t trong nh\u1eefng ngh\u1ec1 \u0111\u01b0\u1ee3c s\u0103n \u0111\u00f3n nh\u1ea5t, v\u1edbi m\u1ee9c l\u01b0\u01a1ng h\u1ea5p d\u1eabn v\u00e0 nhi\u1ec1u c\u01a1 h\u1ed9i ph\u00e1t tri\u1ec3n. B\u1ea1n mu\u1ed1n theo \u0111u\u1ed5i ng\u00e0nh Data Scientist nh\u01b0ng ch\u01b0a bi\u1ebft b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2u? B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n l\u1ed9 tr\u00ecnh h\u1ecdc Data Scientist roadmap [&hellip;]<\/p>\n","protected":false},"author":247,"featured_media":88947,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[109,94],"tags":[],"class_list":["post-88576","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chuyen-mon-it","category-su-nghiep-it"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Data Scientist Roadmap: L\u1ed9 tr\u00ecnh h\u1ecdc t\u1eeb s\u1ed1 0 \u0111\u1ebfn chuy\u00ean gia - ITviec Blog<\/title>\n<meta name=\"description\" content=\"Kh\u00e1m ph\u00e1 Data Scientist roadmap v\u1edbi 6 b\u01b0\u1edbc b\u00e0i b\u1ea3n t\u1eeb n\u1ec1n t\u1ea3ng \u0111\u1ebfn x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n c\u00e1 nh\u00e2n, v\u1edbi kinh nghi\u1ec7m l\u00e2u n\u0103m t\u1eeb m\u1ed9t Data Scientist.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Data Scientist Roadmap: L\u1ed9 tr\u00ecnh h\u1ecdc t\u1eeb s\u1ed1 0 \u0111\u1ebfn chuy\u00ean gia\" \/>\n<meta property=\"og:description\" content=\"Trong th\u1eddi \u0111\u1ea1i \u201cBig Data\u201d, Data Scientist \u0111ang l\u00e0 m\u1ed9t trong nh\u1eefng ngh\u1ec1 \u0111\u01b0\u1ee3c s\u0103n \u0111\u00f3n nh\u1ea5t, v\u1edbi m\u1ee9c l\u01b0\u01a1ng h\u1ea5p d\u1eabn v\u00e0 nhi\u1ec1u c\u01a1 h\u1ed9i ph\u00e1t tri\u1ec3n. B\u1ea1n mu\u1ed1n theo\" \/>\n<meta property=\"og:url\" content=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/\" \/>\n<meta property=\"og:site_name\" content=\"ITviec Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ITviec\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-04T03:08:03+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-04T04:52:49+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/07\/data-scientist-roadmap-vippro-scaled.png\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"421\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Th\u1ee7y C\u00fac\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@ITviec\" \/>\n<meta name=\"twitter:site\" content=\"@ITviec\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Th\u1ee7y C\u00fac\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"35 ph\u00fat\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Data Scientist Roadmap: L\u1ed9 tr\u00ecnh h\u1ecdc t\u1eeb s\u1ed1 0 \u0111\u1ebfn chuy\u00ean gia - ITviec Blog","description":"Kh\u00e1m ph\u00e1 Data Scientist roadmap v\u1edbi 6 b\u01b0\u1edbc b\u00e0i b\u1ea3n t\u1eeb n\u1ec1n t\u1ea3ng \u0111\u1ebfn x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n c\u00e1 nh\u00e2n, v\u1edbi kinh nghi\u1ec7m l\u00e2u n\u0103m t\u1eeb m\u1ed9t Data Scientist.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/","og_locale":"vi_VN","og_type":"article","og_title":"Data Scientist Roadmap: L\u1ed9 tr\u00ecnh h\u1ecdc t\u1eeb s\u1ed1 0 \u0111\u1ebfn chuy\u00ean gia","og_description":"Trong th\u1eddi \u0111\u1ea1i \u201cBig Data\u201d, Data Scientist \u0111ang l\u00e0 m\u1ed9t trong nh\u1eefng ngh\u1ec1 \u0111\u01b0\u1ee3c s\u0103n \u0111\u00f3n nh\u1ea5t, v\u1edbi m\u1ee9c l\u01b0\u01a1ng h\u1ea5p d\u1eabn v\u00e0 nhi\u1ec1u c\u01a1 h\u1ed9i ph\u00e1t tri\u1ec3n. B\u1ea1n mu\u1ed1n theo","og_url":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/","og_site_name":"ITviec Blog","article_publisher":"https:\/\/www.facebook.com\/ITviec","article_published_time":"2025-07-04T03:08:03+00:00","article_modified_time":"2025-07-04T04:52:49+00:00","og_image":[{"width":800,"height":421,"url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/07\/data-scientist-roadmap-vippro-scaled.png","type":"image\/png"}],"author":"Th\u1ee7y C\u00fac","twitter_card":"summary_large_image","twitter_creator":"@ITviec","twitter_site":"@ITviec","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Th\u1ee7y C\u00fac","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"35 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#article","isPartOf":{"@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/"},"author":{"name":"Th\u1ee7y C\u00fac","@id":"https:\/\/itviec.com\/blog\/#\/schema\/person\/c8886a21239e42a8518930575eb56e01"},"headline":"Data Scientist Roadmap: L\u1ed9 tr\u00ecnh h\u1ecdc t\u1eeb s\u1ed1 0 \u0111\u1ebfn chuy\u00ean gia","datePublished":"2025-07-04T03:08:03+00:00","dateModified":"2025-07-04T04:52:49+00:00","mainEntityOfPage":{"@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/"},"wordCount":9446,"publisher":{"@id":"https:\/\/itviec.com\/blog\/#organization"},"image":{"@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#primaryimage"},"thumbnailUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/07\/data-scientist-roadmap-vippro-scaled.png","articleSection":["Chuy\u00ean m\u00f4n IT","S\u1ef1 nghi\u1ec7p IT"],"inLanguage":"vi"},{"@type":"WebPage","@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/","url":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/","name":"Data Scientist Roadmap: L\u1ed9 tr\u00ecnh h\u1ecdc t\u1eeb s\u1ed1 0 \u0111\u1ebfn chuy\u00ean gia - ITviec Blog","isPartOf":{"@id":"https:\/\/itviec.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#primaryimage"},"image":{"@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#primaryimage"},"thumbnailUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/07\/data-scientist-roadmap-vippro-scaled.png","datePublished":"2025-07-04T03:08:03+00:00","dateModified":"2025-07-04T04:52:49+00:00","description":"Kh\u00e1m ph\u00e1 Data Scientist roadmap v\u1edbi 6 b\u01b0\u1edbc b\u00e0i b\u1ea3n t\u1eeb n\u1ec1n t\u1ea3ng \u0111\u1ebfn x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n c\u00e1 nh\u00e2n, v\u1edbi kinh nghi\u1ec7m l\u00e2u n\u0103m t\u1eeb m\u1ed9t Data Scientist.","breadcrumb":{"@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#primaryimage","url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/07\/data-scientist-roadmap-vippro-scaled.png","contentUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/07\/data-scientist-roadmap-vippro-scaled.png","width":800,"height":421,"caption":"Data Scientist Roadmap - itviec blog"},{"@type":"BreadcrumbList","@id":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-data-scientist-roadmap\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Chuy\u00ean m\u00f4n IT","item":"https:\/\/itviec.com\/blog\/chuyen-mon-it\/"},{"@type":"ListItem","position":2,"name":"Data Scientist Roadmap: L\u1ed9 tr\u00ecnh h\u1ecdc t\u1eeb s\u1ed1 0 \u0111\u1ebfn chuy\u00ean gia"}]},{"@type":"WebSite","@id":"https:\/\/itviec.com\/blog\/#website","url":"https:\/\/itviec.com\/blog\/","name":"ITviec Blog","description":"IT Jobs &amp; People in Vietnam","publisher":{"@id":"https:\/\/itviec.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/itviec.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/itviec.com\/blog\/#organization","name":"ITviec","url":"https:\/\/itviec.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/itviec.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2018\/12\/itviec-black-square-facebook.png","contentUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2018\/12\/itviec-black-square-facebook.png","width":1800,"height":1800,"caption":"ITviec"},"image":{"@id":"https:\/\/itviec.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/ITviec","https:\/\/x.com\/ITviec","https:\/\/www.linkedin.com\/company\/itviec","https:\/\/www.youtube.com\/channel\/UCYthAQ3bcGr57M_ag5gHDvQ"]},{"@type":"Person","@id":"https:\/\/itviec.com\/blog\/#\/schema\/person\/c8886a21239e42a8518930575eb56e01","name":"Th\u1ee7y C\u00fac","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/07\/dvthuycuc_ava-scaled-e1751357915570-200x185.jpg","url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/07\/dvthuycuc_ava-scaled-e1751357915570-200x185.jpg","contentUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/07\/dvthuycuc_ava-scaled-e1751357915570-200x185.jpg","caption":"Th\u1ee7y C\u00fac"},"url":"https:\/\/itviec.com\/blog\/author\/thuy-cuc\/"}]}},"_links":{"self":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts\/88576","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/users\/247"}],"replies":[{"embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/comments?post=88576"}],"version-history":[{"count":5,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts\/88576\/revisions"}],"predecessor-version":[{"id":88968,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts\/88576\/revisions\/88968"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/media\/88947"}],"wp:attachment":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/media?parent=88576"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/categories?post=88576"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/tags?post=88576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}