{"id":78544,"date":"2024-09-20T15:33:30","date_gmt":"2024-09-20T08:33:30","guid":{"rendered":"https:\/\/itviec.com\/blog\/?p=78544"},"modified":"2024-09-20T15:33:30","modified_gmt":"2024-09-20T08:33:30","slug":"front-end-vs-back-end","status":"publish","type":"post","link":"https:\/\/itviec.com\/blog\/front-end-vs-back-end\/","title":{"rendered":"Front End vs Back End: Kh\u00e1c nhau v\u00e0 H\u1ed7 tr\u1ee3 nhau nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 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\/front-end-vs-back-end\/#Front_End_la_gi\" >Front End l\u00e0 g\u00ec?<\/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\/front-end-vs-back-end\/#Back_End_la_gi\" >Back End l\u00e0 g\u00ec?<\/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\/front-end-vs-back-end\/#Front_End_vs_Back_End_Tong_quan_nhung_diem_khac_nhau\" >Front End vs Back End: T\u1ed5ng quan nh\u1eefng \u0111i\u1ec3m kh\u00e1c nhau<\/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\/front-end-vs-back-end\/#Front_End_vs_Back_End_Chi_tiet_diem_khac_nhau\" >Front End vs Back End: Chi ti\u1ebft \u0111i\u1ec3m kh\u00e1c nhau<\/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\/front-end-vs-back-end\/#Frontend_va_Backend_lam_viec_voi_nhau_nhu_the_nao\" >Frontend v\u00e0 Backend l\u00e0m vi\u1ec7c v\u1edbi nhau nh\u01b0 th\u1ebf n\u00e0o?<\/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\/front-end-vs-back-end\/#Goi_y_cac_khoa_hoc_Frontend_va_Backend_uy_tin\" >G\u1ee3i \u00fd c\u00e1c kh\u00f3a h\u1ecdc Frontend v\u00e0 Backend uy t\u00edn<\/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\/front-end-vs-back-end\/#Cau_hoi_thuong_gap_ve_Front_End_vs_Back_End\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Front End vs Back End<\/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\/front-end-vs-back-end\/#Tong_ket_Front_End_vs_Back_End\" >T\u1ed5ng k\u1ebft Front End vs Back End<\/a><\/li><\/ul><\/nav><\/div>\n<p><em><strong>M\u1ecdi c\u00f4ng ty \u0111\u1ec1u mong mu\u1ed1n x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng web ch\u1ec9n chu v\u00e0 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t. \u0110\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3 \u0111\u00f2i h\u1ecfi qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng giao di\u1ec7n (frontend) v\u00e0 x\u1eed l\u00fd h\u1eadu k\u1ef3 (backend) ph\u1ea3i th\u1eadt ho\u00e0n ch\u1ec9nh. Do \u0111\u00f3, vi\u1ec7c l\u1ef1a ch\u1ecdn h\u1ecdc t\u1eadp v\u00e0 ph\u00e1t tri\u1ec3n s\u1ef1 nghi\u1ec7p gi\u1eefa Front End hay Back End l\u00e0 \u0111i\u1ec1u kh\u00f4ng d\u1ec5 d\u00e0ng. Trong b\u00e0i vi\u1ebft n\u00e0y, ITviec s\u1ebd \u0111\u01b0a ra nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa Front End vs Back End \u0111\u1ec3 b\u1ea1n c\u00f3 c\u00e1i nh\u00ecn t\u1ed5ng qu\u00e1t nh\u1ea5t.<\/strong><\/em><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ecdc b\u00e0i vi\u1ebft \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Front End l\u00e0 g\u00ec?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Back End l\u00e0 g\u00ec?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Front End vs Back End c\u00f3 g\u00ec kh\u00e1c nhau?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Front End vs Back End l\u00e0m vi\u1ec7c v\u1edbi nhau nh\u01b0 th\u1ebf n\u00e0o?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00e1c kh\u00f3a h\u1ecdc Front End v\u00e0 Back End uy t\u00edn<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Front End vs Back End<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Front_End_la_gi\"><\/span><b>Front End l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Front End l\u00e0 t\u1ea5t c\u1ea3 v\u1ec1 nh\u1eefng g\u00ec ng\u01b0\u1eddi d\u00f9ng nh\u00ecn th\u1ea5y v\u00e0 t\u01b0\u01a1ng t\u00e1c. N\u00f3 bao g\u1ed3m giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng (UI) nh\u01b0 c\u00e1c n\u00fat, menu, v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh, animation v\u00e0 thi\u1ebft k\u1ebf t\u1ed5ng th\u1ec3.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00e1c Front End Developer l\u00e0 nh\u1eefng ng\u01b0\u1eddi \u0111\u1ea3m nh\u1eadn nhi\u1ec7m v\u1ee5 x\u00e2y d\u1ef1ng, duy tr\u00ec v\u00e0 ph\u00e1t tri\u1ec3n giao di\u1ec7n m\u1ed9t website, m\u1ed9t \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng ho\u1eb7c m\u1ed9t ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh tr\u1edf n\u00ean thu h\u00fat, tr\u1ef1c quan v\u00e0 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<p>B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o chu\u1ed7i b\u00e0i vi\u1ebft v\u1ec1 Front End \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n:<\/p>\n<ul>\n<li><a href=\"https:\/\/itviec.com\/blog\/front-end-la-gi\/\" target=\"_blank\" rel=\"noopener\">Front end l\u00e0 g\u00ec? H\u01b0\u1edbng ti\u1ebfp c\u1eadn cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u<\/a><\/li>\n<li><a href=\"https:\/\/itviec.com\/blog\/front-end-framework-library\/\" target=\"_blank\" rel=\"noopener\">Top 10 Th\u01b0 vi\u1ec7n v\u00e0 Framework front end d\u00f9ng nhi\u1ec1u nh\u1ea5t 2024<\/a><\/li>\n<li><a href=\"https:\/\/itviec.com\/blog\/tai-lieu-front-end\/\" target=\"_blank\" rel=\"noopener\">T\u00e0i li\u1ec7u d\u00e0nh cho Front end Developer t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao<\/a><\/li>\n<li><a href=\"https:\/\/itviec.com\/blog\/front-end-developer-la-gi\/\" target=\"_blank\" rel=\"noopener\">Front end Developer l\u00e0 g\u00ec: L\u00e0m g\u00ec, L\u1ed9 tr\u00ecnh h\u1ecdc t\u1eadp v\u00e0 C\u00f4ng c\u1ee5 l\u00e0m vi\u1ec7c<\/a><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Back_End_la_gi\"><\/span><b>Back End l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Back End l\u00e0 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd d\u1eef li\u1ec7u nh\u1eb1m \u0111\u1ea3m b\u1ea3o \u1ee9ng d\u1ee5ng web \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. C\u00f4ng vi\u1ec7c ch\u00ednh c\u1ee7a c\u00e1c Back End Developer l\u00e0 t\u1eadp trung v\u00e0o vi\u1ec7c x\u00e2y d\u1ef1ng v\u00e0 duy tr\u00ec logic ph\u00eda m\u00e1y ch\u1ee7, c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 c\u00e1c ch\u1ee9c n\u0103ng gi\u00fap m\u1ecdi th\u1ee9 ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru.<\/span><\/p>\n<p>B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o chu\u1ed7i b\u00e0i vi\u1ebft v\u1ec1 Backend \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n:<\/p>\n<ul>\n<li><a href=\"https:\/\/itviec.com\/blog\/backend-la-gi\/\" target=\"_blank\" rel=\"noopener\">Backend l\u00e0 g\u00ec: T\u1ed5ng h\u1ee3p c\u00e1c ki\u1ebfn th\u1ee9c c\u1ea7n bi\u1ebft v\u1ec1 Backend<\/a><\/li>\n<li><a href=\"https:\/\/itviec.com\/blog\/nen-hoc-ngon-ngu-backend-nao\/\" target=\"_blank\" rel=\"noopener\">Ng\u00f4n ng\u1eef backend n\u00ean h\u1ecdc ng\u00f4n ng\u1eef n\u00e0o ph\u1ed5 bi\u1ebfn nh\u1ea5t?<\/a><\/li>\n<li><a href=\"https:\/\/itviec.com\/blog\/lo-trinh-hoc-backend\/\" target=\"_blank\" rel=\"noopener\">L\u1ed9 tr\u00ecnh h\u1ecdc Backend to\u00e0n di\u1ec7n A-Z cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u<\/a><\/li>\n<li><a href=\"https:\/\/itviec.com\/blog\/backend-developer-la-gi\/\" target=\"_blank\" rel=\"noopener\">Backend Developer l\u00e0 g\u00ec: M\u00f4 t\u1ea3 c\u00f4ng vi\u1ec7c v\u00e0 l\u1ed9 tr\u00ecnh s\u1ef1 nghi\u1ec7p<\/a><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Front_End_vs_Back_End_Tong_quan_nhung_diem_khac_nhau\"><\/span><b>Front End vs Back End: T\u1ed5ng quan nh\u1eefng \u0111i\u1ec3m kh\u00e1c nhau<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<table>\n<tbody>\n<tr>\n<td><b>Th\u00f4ng s\u1ed1<\/b><\/td>\n<td><b>Front End<\/b><\/td>\n<td><b>Back End<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>\u0110\u1ecbnh ngh\u0129a<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Front End t\u1eadp trung v\u00e0o c\u00e1c th\u00e0nh ph\u1ea7n tr\u1ef1c quan c\u1ee7a trang web ho\u1eb7c \u1ee9ng d\u1ee5ng m\u00e0 ch\u00fang ta nh\u00ecn th\u1ea5y ho\u1eb7c t\u01b0\u01a1ng t\u00e1c v\u1edbi ch\u00fang.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Back End bao g\u1ed3m vi\u1ec7c tri\u1ec3n khai c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 x\u1eed l\u00fd logic ph\u00eda m\u00e1y ch\u1ee7.<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>C\u00f4ng ngh\u1ec7<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh HTML, CSS, JavaScript v\u00e0 c\u00e1c framework frontend.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh nh\u01b0 Python, PHP, Java, Ruby,&#8230;<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>T\u00ednh \u0111\u1ed9c l\u1eadp<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Front End v\u1eabn th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp nh\u01b0ng ch\u1ec9 c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng trang t\u0129nh. Nh\u1eefng logic v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u, login, th\u00f4ng tin ng\u01b0\u1eddi d\u00f9ng,.. V\u1eabn c\u1ea7n c\u00f3 Back End<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp v\u1edbi c\u1ea5u tr\u00fac frontend. Nh\u01b0ng ch\u1ec9 c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c logic x\u1eed l\u00fd d\u01b0\u1edbi n\u1ec1n, API,&#8230; \u0111\u1ec3 \u1ee9ng d\u1ee5ng c\u00f3 giao di\u1ec7n v\u00e0 t\u01b0\u01a1ng t\u00e1c c\u1ea7n k\u1ebft h\u1ee3p v\u1edbi Front End.<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>T\u00ednh \u0111\u1ed3ng th\u1eddi<\/b><\/td>\n<td><span style=\"font-weight: 400;\">M\u1ed7i ng\u01b0\u1eddi d\u00f9ng c\u00f3 m\u1ed9t b\u1ea3n sao ri\u00eang c\u1ee7a \u1ee9ng d\u1ee5ng, n\u00ean frontend kh\u00f4ng c\u00f3 t\u00ednh \u0111\u1ed3ng th\u1eddi.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Back End s\u1eed d\u1ee5ng c\u00e1c chi\u1ebfn l\u01b0\u1ee3c kh\u00e1c nhau \u0111\u1ec3 x\u1eed l\u00fd nhi\u1ec1u y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng c\u00f9ng m\u1ed9t l\u00fac.<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>M\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n<\/b><\/td>\n<td><span style=\"font-weight: 400;\">L\u1eadp tr\u00ecnh Front End nh\u1eb1m t\u1ea1o ra m\u1ed9t giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111a ch\u1ee9c n\u0103ng, ph\u1ea3n h\u1ed3i v\u00e0 \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac t\u1ed1t.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u1eadp tr\u00ecnh backend nh\u1eb1m x\u00e2y d\u1ef1ng m\u1ed9t quy tr\u00ecnh x\u1eed l\u00fd, l\u01b0u tr\u1eef d\u1eef li\u1ec7u an to\u00e0n v\u00e0 \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 h\u1ed7 tr\u1ee3 ph\u00e1t tri\u1ec3n frontend.<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Framework, th\u01b0 vi\u1ec7n Javascript<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Angularjs, Reactjs, Vuejs, jQuery, Next.js,&#8230;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Django, Laravel, Ruby, CakePHP, Flask, Express.js, Spring Boot,&#8230;<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>B\u1ea3o m\u1eadt<\/b><\/td>\n<td><span style=\"font-weight: 400;\">L\u1eadp tr\u00ecnh vi\u00ean frontend t\u1eadp trung v\u00e0o vi\u1ec7c x\u00e1c th\u1ef1c d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o, x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng, b\u1ea3o m\u1eadt \u1ee9ng d\u1ee5ng nh\u01b0 cookie, CSP (Content Security Policy), ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u00e1c t\u00e0i nguy\u00ean b\u00ean ngo\u00e0i (SRI).\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">B\u1ea3o m\u1eadt l\u00e0 m\u1ed9t ph\u1ea7n ch\u00ednh c\u1ee7a backend v\u00ec n\u00f3 b\u1ea3o v\u1ec7 c\u01a1 s\u1edf d\u1eef li\u1ec7u, ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng, x\u00e1c th\u1ef1c, m\u00e3 ho\u00e1, nh\u1eadt k\u00fd l\u1ed7i (log),&#8230;\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>L\u01b0u tr\u1eef <\/b><b>t\u1ea1m th\u1eddi<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Tr\u00ecnh duy\u1ec7t ho\u1eb7c \u1ee9ng d\u1ee5ng l\u01b0u tr\u1eef c\u00e1c t\u1ec7p t\u1eeb \u1ee9ng d\u1ee5ng, s\u1eed d\u1ee5ng ch\u00fang \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ec7 th\u1ed1ng backend l\u01b0u tr\u1eef c\u00e1c t\u1ec7p trong c\u00e1c m\u00e1y ch\u1ee7 kh\u00e1c nhau ho\u1eb7c trong CDN. Cache d\u1eef li\u1ec7u \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9.<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>K\u1ef9 n\u0103ng ph\u00e1t tri\u1ec3n<\/b><\/td>\n<td><span style=\"font-weight: 400;\">L\u1eadp tr\u00ecnh vi\u00ean frontend th\u00e0nh th\u1ea1o HTML, CSS, JavaScript v\u00e0 s\u1eed d\u1ee5ng c\u00e1c framework frontend \u0111\u1ec3 t\u1ea1o ra trang web h\u1ea5p d\u1eabn v\u1ec1 m\u1eb7t h\u00ecnh \u1ea3nh.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u1eadp tr\u00ecnh vi\u00ean backend th\u00e0nh th\u1ea1o k\u1ef9 n\u0103ng l\u1eadp tr\u00ecnh v\u00e0 qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u. H\u1ecd quen thu\u1ed9c v\u1edbi code b\u1ea3o m\u1eadt, c\u00f4ng c\u1ee5 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng, framework v\u00e0 n\u1ec1n t\u1ea3ng (platform).<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>C\u00e1c k\u1ef9 n\u0103ng b\u1ed5 sung c\u1ea7n thi\u1ebft<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Thi\u1ebft k\u1ebf UI\/UX.\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ph\u00e2n t\u00edch v\u00e0 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">Sau \u0111\u00e2y, h\u00e3y c\u00f9ng ITviec ph\u00e2n t\u00edch nh\u1eefng \u0111i\u1ec3m kh\u00e1c nhau ch\u00ednh gi\u1eefa Front End v\u00e0 Back End.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Front_End_vs_Back_End_Chi_tiet_diem_khac_nhau\"><\/span><b>Front End vs Back End: Chi ti\u1ebft \u0111i\u1ec3m kh\u00e1c nhau<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>M\u1ee5c ti\u00eau l\u1eadp tr\u00ecnh (Development Goals)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ee5c ti\u00eau ch\u00ednh c\u1ee7a c\u1ea3 Frontend v\u00e0 Backend l\u00e0 x\u00e2y d\u1ef1ng m\u1ed9t trang web, \u1ee9ng d\u1ee5ng, ph\u1ea7n m\u1ec1m\u00a0 ch\u1ee9c n\u0103ng, nh\u01b0ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n \u0111i\u1ec1u n\u00e0y, Frontend v\u00e0 Backend c\u00f3 c\u00e1c m\u1ee5c ti\u00eau kh\u00e1c nhau:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>L\u1eadp tr\u00ecnh frontend<\/b><span style=\"font-weight: 400;\"> nh\u1eb1m t\u1ea1o ra tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng t\u00edch c\u1ef1c b\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t. M\u1ee5c ti\u00eau l\u00e0 x\u00e2y d\u1ef1ng c\u00e1c trang web th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, d\u1ec5 \u0111i\u1ec1u h\u01b0\u1edbng tr\u00ean m\u1ecdi thi\u1ebft b\u1ecb.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>L\u1eadp tr\u00ecnh backend<\/b><span style=\"font-weight: 400;\"> t\u1eadp trung v\u00e0o vi\u1ec7c t\u1ea1o ra c\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 v\u00e0 h\u1ee3p l\u00fd. M\u1ee5c ti\u00eau ch\u00ednh l\u00e0 thi\u1ebft l\u1eadp m\u1ed9t ki\u1ebfn tr\u00fac backend \u0111\u00e1ng tin c\u1eady v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u v\u1ec1 chi ph\u00ed.<\/span><\/li>\n<\/ul>\n<h3><b>Kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 (Concurrency)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">T\u00ednh \u0111\u1ed3ng th\u1eddi c\u00f3 ngh\u0129a l\u00e0 kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n nhi\u1ec1u nhi\u1ec7m v\u1ee5 c\u00f9ng m\u1ed9t l\u00fac. M\u1ed7i ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec1u c\u00f3 b\u1ea3n sao ri\u00eang c\u1ee7a trang web tr\u00ean tr\u00ecnh duy\u1ec7t c\u1ee5c b\u1ed9 c\u1ee7a h\u1ecd, \u0111\u00e2y r\u00f5 r\u00e0ng l\u00e0 frontend c\u1ee7a trang web. Do \u0111\u00f3, frontend kh\u00f4ng c\u00f3 t\u00ednh \u0111\u1ed3ng th\u1eddi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ng\u01b0\u1ee3c l\u1ea1i, backend x\u1eed l\u00fd nhi\u1ec1u y\u00eau c\u1ea7u v\u00e0 ph\u1ea3n h\u1ed3i c\u00f9ng m\u1ed9t l\u00fac. \u0110\u1ec3 qu\u1ea3n l\u00fd v\u1ea5n \u0111\u1ec1 n\u00e0y, l\u1eadp tr\u00ecnh backend ph\u1ea3i s\u1eed d\u1ee5ng \u0111a lu\u1ed3ng v\u00e0 l\u1eadp tr\u00ecnh kh\u00f4ng \u0111\u1ed3ng b\u1ed9, s\u1eed d\u1ee5ng callback v\u00e0 promise, c\u0169ng nh\u01b0 kh\u00f3a v\u00e0 \u0111\u1ed3ng b\u1ed9 h\u00f3a.<\/span><\/p>\n<h3><b>B\u1ed9 nh\u1edb \u0111\u1ec7m (Caching)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">L\u01b0u tr\u1eef t\u1ea1m th\u1eddi l\u00e0 n\u01a1i l\u01b0u tr\u1eef m\u1ed9t b\u1ea3n sao c\u1ee7a \u1ee9ng d\u1ee5ng web gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3 b\u1eb1ng c\u00e1ch gi\u1ea3m th\u1eddi gian t\u1ea3i c\u1ee7a trang web. Trong l\u1eadp tr\u00ecnh frontend, l\u1eadp tr\u00ecnh vi\u00ean th\u01b0\u1eddng l\u01b0u tr\u1eef d\u1eef li\u1ec7u ti\u00eau \u0111\u1ec1 v\u00e0 h\u00ecnh \u1ea3nh trong b\u1ed9 nh\u1edb cache, gi\u00fap ng\u01b0\u1eddi d\u00f9ng nhanh ch\u00f3ng t\u1ea3i d\u1eef li\u1ec7u khi truy c\u1eadp trang web l\u1ea7n th\u1ee9 hai.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong l\u1eadp tr\u00ecnh backend, vi\u1ec7c l\u01b0u tr\u1eef t\u1ea1m th\u1eddi c\u00e1c ph\u1ea3n h\u1ed3i API v\u00e0 k\u1ebft qu\u1ea3 truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0o b\u1ed9 nh\u1edb cache l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt ph\u1ed5 bi\u1ebfn \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u. B\u1eb1ng c\u00e1ch n\u00e0y, khi c\u00f3 y\u00eau c\u1ea7u t\u01b0\u01a1ng t\u1ef1 \u0111\u1ebfn, h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3 t\u1eeb cache thay v\u00ec ph\u1ea3i t\u00ednh to\u00e1n l\u1ea1i, gi\u1ea3m thi\u1ec3u t\u1ea3i l\u00ean m\u00e1y ch\u1ee7 v\u00e0 r\u00fat ng\u1eafn th\u1eddi gian \u0111\u00e1p \u1ee9ng, t\u1eeb \u0111\u00f3 n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<h3><b>B\u1ea3o m\u1eadt (Security)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">B\u1ea3o m\u1eadt trong ph\u00e1t tri\u1ec3n web l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 quan tr\u1ecdng c\u1ea3 \u1edf frontend v\u00e0 backend. Frontend t\u1eadp trung v\u00e0o vi\u1ec7c b\u1ea3o v\u1ec7 \u1ee9ng d\u1ee5ng kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng th\u00f4ng qua giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng, nh\u01b0 ki\u1ec3m tra t\u00ednh h\u1ee3p l\u1ec7 c\u1ee7a d\u1eef li\u1ec7u nh\u1eadp v\u00e0o, ng\u0103n ch\u1eb7n XSS (Cross-Site Scripting) v\u00e0 CSRF (Cross-Site Request Forgery).\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong khi \u0111\u00f3, backend t\u1eadp trung v\u00e0o t\u00ednh b\u1ea3o m\u1eadt c\u1ee7a d\u1eef li\u1ec7u v\u00e0 c\u00e1c qu\u00e1 tr\u00ecnh x\u1eed l\u00fd \u1edf ph\u00eda m\u00e1y ch\u1ee7, ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng v\u00e0o c\u01a1 s\u1edf d\u1eef li\u1ec7u, b\u1ea3o v\u1ec7 th\u00f4ng tin \u0111\u0103ng nh\u1eadp v\u00e0 c\u00e1c d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m kh\u00e1c. C\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt \u1edf backend th\u01b0\u1eddng bao g\u1ed3m x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1, m\u00e3 h\u00f3a d\u1eef li\u1ec7u b\u1eb1ng SSL\/TLS, v\u00e0 ki\u1ec3m so\u00e1t truy c\u1eadp d\u1ef1a tr\u00ean vai tr\u00f2.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Frontend_va_Backend_lam_viec_voi_nhau_nhu_the_nao\"><\/span><b>Frontend v\u00e0 Backend l\u00e0m vi\u1ec7c v\u1edbi nhau nh\u01b0 th\u1ebf n\u00e0o?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">C\u00e1c l\u1eadp tr\u00ecnh vi\u00ean frontend v\u00e0 backend h\u1ee3p t\u00e1c ch\u1eb7t ch\u1ebd \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p hi\u1ec7u qu\u1ea3 v\u1edbi logic ph\u00eda m\u00e1y ch\u1ee7. Khi c\u00f9ng l\u00e0m vi\u1ec7c, h\u1ecd s\u1ebd chia s\u1ebb th\u00f4ng tin chi ti\u1ebft, th\u1ea3o lu\u1eadn v\u1ec1 ch\u1ee9c n\u0103ng v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t li\u1ec1n m\u1ea1ch c\u1ee7a to\u00e0n b\u1ed9 \u1ee9ng d\u1ee5ng ho\u1eb7c trang web.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Qu\u00e1 tr\u00ecnh k\u1ebft n\u1ed1i c\u1ee7a Frontend Developer v\u00e0 Backend Developer khi th\u1ef1c hi\u1ec7n nh\u1eefng m\u1ee5c ti\u00eau chung nh\u01b0 sau:<\/span><\/p>\n<ul>\n<li aria-level=\"1\"><b>T\u01b0\u01a1ng t\u00e1c ng\u01b0\u1eddi d\u00f9ng v\u00e0 Frontend: <\/b><span style=\"font-weight: 400;\">Khi ng\u01b0\u1eddi d\u00f9ng t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u1ed9t \u1ee9ng d\u1ee5ng web, c\u00e1c c\u00f4ng ngh\u1ec7 frontend ngay l\u1eadp t\u1ee9c \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t. HTML c\u1ea5u tr\u00fac n\u1ed9i dung, CSS \u0111\u1ecbnh d\u1ea1ng v\u00e0 JavaScript \u0111\u1ea3m nh\u1eadn t\u00ednh t\u01b0\u01a1ng t\u00e1c. V\u00ed d\u1ee5, m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t v\u00e0o n\u00fat k\u00edch ho\u1ea1t JavaScript y\u00eau c\u1ea7u d\u1eef li\u1ec7u t\u1eeb backend.<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-level=\"1\"><b>Y\u00eau c\u1ea7u v\u00e0 ph\u1ea3n h\u1ed3i: <\/b><span style=\"font-weight: 400;\">T\u01b0\u01a1ng t\u00e1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng tr\u00ean frontend th\u01b0\u1eddng c\u1ea7n d\u1eef li\u1ec7u t\u1eeb backend. V\u00ed d\u1ee5, khi b\u1ea1n nh\u1ea5p v\u00e0o m\u1ed9t s\u1ea3n ph\u1ea9m tr\u00ean shopee \u0111\u1ec3 xem chi ti\u1ebft s\u1ea3n ph\u1ea9m, frontend s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u t\u01b0\u01a1ng \u1ee9ng, t\u1eeb \u0111\u00f3 x\u1eed l\u00fd d\u1eef li\u1ec7u v\u00e0 tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3 tr\u00ean frontend.\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-level=\"1\"><b>X\u1eed l\u00fd ph\u00eda m\u00e1y ch\u1ee7: <\/b><span style=\"font-weight: 400;\">Backend nh\u1eadn c\u00e1c y\u00eau c\u1ea7u v\u00e0 x\u1eed l\u00fd ch\u00fang, c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u ho\u1eb7c ki\u1ec3m tra x\u00e1c th\u1ef1c. Logic ph\u00eda m\u00e1y ch\u1ee7 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 b\u1ea3o m\u1eadt c\u1ee7a d\u1eef li\u1ec7u tr\u01b0\u1edbc khi truy\u1ec1n n\u00f3 \u0111\u1ebfn frontend.<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-level=\"1\"><b>Giao d\u1eef li\u1ec7u \u0111\u1ebfn Frontend: <\/b><span style=\"font-weight: 400;\">Sau khi backend x\u1eed l\u00fd y\u00eau c\u1ea7u, n\u00f3 g\u1eedi d\u1eef li\u1ec7u c\u1ea7n thi\u1ebft tr\u1edf l\u1ea1i frontend, th\u01b0\u1eddng \u1edf c\u00e1c \u0111\u1ecbnh d\u1ea1ng nh\u01b0 JSON ho\u1eb7c XML. Frontend gi\u1ea3i th\u00edch v\u00e0 hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u n\u00e0y theo c\u00e1ch m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c.<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-level=\"1\"><b>Hi\u1ec3n th\u1ecb tr\u00ean Frontend: <\/b><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi d\u1eef li\u1ec7u nh\u1eadn \u0111\u01b0\u1ee3c, frontend c\u1eadp nh\u1eadt giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng trong th\u1eddi gian th\u1ef1c. T\u01b0\u01a1ng t\u00e1c \u0111\u1ed9ng n\u00e0y \u0111\u1ea3m b\u1ea3o ng\u01b0\u1eddi d\u00f9ng ch\u1ee9ng ki\u1ebfn \u200b\u200bs\u1ef1 thay \u0111\u1ed5i m\u00e0 kh\u00f4ng c\u1ea7n l\u00e0m m\u1edbi trang.<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-level=\"1\"><b>X\u1eed l\u00fd l\u1ed7i: <\/b><span style=\"font-weight: 400;\">Khi x\u1ea3y ra s\u1ef1 c\u1ed1 nh\u01b0 \u0111\u0103ng nh\u1eadp kh\u00f4ng ch\u00ednh x\u00e1c ho\u1eb7c l\u1ed7i m\u00e1y ch\u1ee7, backend truy\u1ec1n \u0111\u1ea1t c\u00e1c v\u1ea5n \u0111\u1ec1 n\u00e0y \u0111\u1ebfn frontend, cho ph\u00e9p th\u00f4ng b\u00e1o l\u1ed7i ho\u1eb7c h\u00e0nh \u0111\u1ed9ng s\u1eeda l\u1ed7i.<\/span><\/li>\n<\/ul>\n<p><b>C\u00e1c c\u00f4ng ngh\u1ec7 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 k\u1ebft n\u1ed1i frontend v\u00e0 backend:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b><a href=\"https:\/\/itviec.com\/blog\/api-la-gi\/\" target=\"_blank\" rel=\"noopener\">API<\/a> (Application Programming Interface):<\/b><span style=\"font-weight: 400;\"> L\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c quy t\u1eafc v\u00e0 \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 cho ph\u00e9p c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau giao ti\u1ebfp v\u1edbi nhau.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>REST (Representational State Transfer):<\/b><span style=\"font-weight: 400;\"> M\u1ed9t ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m d\u1ef1a tr\u00ean c\u00e1c ti\u00eau chu\u1ea9n HTTP, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c API.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>GraphQL:<\/b><span style=\"font-weight: 400;\"> M\u1ed9t ng\u00f4n ng\u1eef truy v\u1ea5n v\u00e0 runtime cho API, cho ph\u00e9p client y\u00eau c\u1ea7u ch\u00ednh x\u00e1c d\u1eef li\u1ec7u c\u1ea7n thi\u1ebft.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Goi_y_cac_khoa_hoc_Frontend_va_Backend_uy_tin\"><\/span><b>G\u1ee3i \u00fd c\u00e1c kh\u00f3a h\u1ecdc Frontend v\u00e0 Backend uy t\u00edn<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">C\u00e1c kh\u00f3a h\u1ecdc Frontend uy t\u00edn:<\/span><\/p>\n<ul>\n<li><a href=\"https:\/\/www.edx.org\/certificates\/professional-certificate\/w3cx-front-end-web-developer\" target=\"_blank\" rel=\"noopener\"><b>Front End Web Developer Certification c\u1ee7a W3C<\/b><\/a><span style=\"font-weight: 400;\">: \u0110\u00e2y l\u00e0 kh\u00f3a h\u1ecdc tr\u1ef1c tuy\u1ebfn v\u1ec1 l\u1eadp tr\u00ecnh frontend do edX cung c\u1ea5p. Th\u00f4ng qua kh\u00f3a h\u1ecdc n\u00e0y, b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c h\u1ecdc c\u00e1c ch\u1ee7 \u0111\u1ec1 nh\u01b0 HTML5, CSS v\u00e0 JavaScript.<\/span><\/li>\n<li><a href=\"https:\/\/www.udacity.com\/course\/front-end-web-developer-nanodegree--nd0011\" target=\"_blank\" rel=\"noopener\"><b>Frontend Developer: Nanodegree Program c\u1ee7a Udacity:<\/b><\/a><span style=\"font-weight: 400;\"> V\u1edbi kho\u00e1 h\u1ecdc n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c trang web ph\u1ea3n h\u1ed3i b\u1eb1ng CSS, Flexbox v\u00e0 CSS Grid, ph\u00e1t tri\u1ec3n c\u00e1c trang web t\u01b0\u01a1ng t\u00e1c v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng UI b\u1eb1ng JavaScript v\u00e0 HTML, \u0111\u1ed3ng th\u1eddi k\u1ebft n\u1ed1i \u1ee9ng d\u1ee5ng web v\u1edbi d\u1eef li\u1ec7u m\u00e1y ch\u1ee7 ph\u1ee5 tr\u1ee3 b\u1eb1ng JavaScript.<\/span><\/li>\n<li><a href=\"https:\/\/www.codecademy.com\/learn\/paths\/front-end-engineer-career-path\" target=\"_blank\" rel=\"noopener\"><b>Frontend Engineer c\u1ee7a Codecademy<\/b><\/a><span style=\"font-weight: 400;\">: Kh\u00f3a h\u1ecdc n\u00e0y g\u1ed3m HTML, CSS, JavaScript, Web Apps, React, UX design,&#8230; B\u1ea1n s\u1ebd h\u1ecdc \u0111\u01b0\u1ee3c c\u00e1ch vi\u1ebft code tr\u1ef1c ti\u1ebfp, x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n v\u00e0 th\u1ef1c h\u00e0nh.<\/span><\/li>\n<li><a href=\"https:\/\/www.coursera.org\/learn\/duke-programming-web\" target=\"_blank\" rel=\"noopener\"><b>Programming Foundations with JavaScript, HTML and CSS c\u1ee7a Coursera<\/b><\/a><span style=\"font-weight: 400;\">: \u0110\u00e2y l\u00e0 kh\u00f3a h\u1ecdc d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u, g\u1ed3m c\u00e1c ch\u1ee7 \u0111\u1ec1 nh\u01b0 HTML, JavaScript, CSS v\u00e0 HTML5.\u00a0<\/span><\/li>\n<li><a href=\"https:\/\/www.coursera.org\/professional-certificates\/meta-front-end-developer\" target=\"_blank\" rel=\"noopener\"><b>Meta Front-End Developer Professional Certificate c\u1ee7a Meta:<\/b><\/a> <span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 m\u1ed9t lo\u1ea1t kh\u00f3a h\u1ecdc g\u1ed3m 9 ch\u1ee7 \u0111\u1ec1 d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u, bao g\u1ed3m HTML, CSS, UI\/UX design, React v\u00e0 JavaScript.<\/span><\/li>\n<li><a href=\"https:\/\/www.linkedin.com\/learning\/paths\/explore-a-career-in-front-end-web-development\" target=\"_blank\" rel=\"noopener\"><b>Explore a Career in Front-End Web Development c\u1ee7a LinkedIn<\/b><\/a><span style=\"font-weight: 400;\">: V\u1edbi kho\u00e1 h\u1ecdc n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c nh\u1eefng ki\u1ebfn th\u1ee9c c\u1ea7n thi\u1ebft \u0111\u1ec3 thi\u1ebft k\u1ebf v\u00e0 ph\u00e1t tri\u1ec3n code h\u01b0\u1edbng \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng. Ngo\u00e0i ra, b\u1ea1n c\u00f2n bi\u1ebft c\u00e1ch \u0111\u01b0a c\u00e1c \u00fd t\u01b0\u1edfng tr\u00ean canvas c\u1ee7a tr\u00ecnh duy\u1ec7t d\u00f9 \u0111ang t\u1ea1o trang web hay \u1ee9ng d\u1ee5ng.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">C\u00e1c kh\u00f3a h\u1ecdc Backend uy t\u00edn:<\/span><\/p>\n<ul>\n<li><a href=\"https:\/\/www.geeksforgeeks.org\/courses\/Java-backend-live\" target=\"_blank\" rel=\"noopener\"><b>Java Backend Development c\u1ee7a GeeksforGeeks<\/b><\/a><span style=\"font-weight: 400;\">: Kh\u00f3a h\u1ecdc bao g\u1ed3m Java n\u00e2ng cao, Spring\/Spring Boot, Hibernate, RESTful API, Micro-services v\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 li\u00ean quan, \u0111\u1ec3 c\u1ea3i thi\u1ec7n v\u00e0 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng web d\u1ef1a tr\u00ean Java.<\/span><\/li>\n<li><a href=\"https:\/\/www.udemy.com\/course\/the-web-developer-bootcamp\/\" target=\"_blank\" rel=\"noopener\"><b>The Web Developer Bootcamp c\u1ee7a Udemy<\/b><\/a><span style=\"font-weight: 400;\">: Kh\u00f3a h\u1ecdc n\u00e0y bao g\u1ed3m t\u1ea5t c\u1ea3 ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 ph\u00e1t tri\u1ec3n web. C\u00e1c ch\u1ee7 \u0111\u1ec1 t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao nh\u01b0 HTML, CSS3, JavaScript, responsive design, AJAX, Bootstrap 4 v\u00e0 5, ReactJS, thao t\u00e1c DOM, NodeJS, NPM, Express JS, DBMS, Authentication, deployment,&#8230;<\/span><\/li>\n<li><a href=\"https:\/\/www.codecademy.com\/learn\/paths\/back-end-engineer-career-path\" target=\"_blank\" rel=\"noopener\"><b>Back-End Engineer c\u1ee7a Codecademy<\/b><\/a><span style=\"font-weight: 400;\">: Th\u00f4ng qua kh\u00f3a h\u1ecdc n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 vi\u1ebft code tr\u1ef1c ti\u1ebfp, x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n v\u00e0 th\u1ef1c h\u00e0nh cho c\u00e1c cu\u1ed9c ph\u1ecfng v\u1ea5n. C\u00e1c d\u1ef1 \u00e1n nh\u01b0 ki\u1ec3m tra th\u1ebb t\u00edn d\u1ee5ng, X-Press publishing v\u00e0 codestrips c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng th\u00f4ng qua kho\u00e1 h\u1ecdc n\u00e0y.<\/span><\/li>\n<li><a href=\"https:\/\/www.coursera.org\/learn\/server-side-javascript-with-nodejs\" target=\"_blank\" rel=\"noopener\"><b>Server-Side JavaScript with Node.js c\u1ee7a Coursera<\/b><\/a><b>: <\/b><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 m\u1ed9t kh\u00f3a h\u1ecdc l\u1eadp tr\u00ecnh backend c\u1ea5p trung gi\u00fap c\u1ee7ng c\u1ed1 ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 MongoDB, Node v\u00e0 ES6 \u0111\u1ec3 n\u00e2ng cao k\u1ef9 n\u0103ng l\u1eadp tr\u00ecnh c\u1ee7a b\u1ea1n v\u00e0 t\u1ea1o ra REST API ri\u00eang c\u1ee7a m\u00ecnh.\u00a0<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_thuong_gap_ve_Front_End_vs_Back_End\"><\/span><b>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Front End vs Back End<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>C\u00f3 th\u1ec3 h\u1ecdc v\u00e0 l\u1eadp tr\u00ecnh c\u1ea3 Front End v\u00e0 Back End kh\u00f4ng?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">B\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 h\u1ecdc v\u00e0 l\u1eadp tr\u00ecnh c\u1ea3 frontend v\u00e0 backend. M\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean thao t\u00e1c c\u1ea3 frontend v\u00e0 backend \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 l\u1eadp tr\u00ecnh vi\u00ean full-stack. \u0110\u00e2y l\u00e0 m\u1ed9t job title r\u1ea5t \u0111a n\u0103ng b\u1edfi l\u1eadp tr\u00ecnh vi\u00ean full-stack c\u00f3 k\u1ef9 n\u0103ng v\u00e0 ki\u1ebfn \u200b\u200bth\u1ee9c \u0111\u1ec3 x\u1eed l\u00fd to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n frontend v\u00e0 backend.<\/span><\/p>\n<h3><b>N\u00ean h\u1ecdc l\u1eadp tr\u00ecnh Front End tr\u01b0\u1edbc hay Back End tr\u01b0\u1edbc?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">N\u1ebfu m\u1edbi b\u1eaft \u0111\u1ea7u s\u1ef1 nghi\u1ec7p l\u1eadp tr\u00ecnh, b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c h\u1ecdc frontend tr\u01b0\u1edbc. Sau khi \u0111\u00e3 hi\u1ec3u v\u00e0 th\u00e0nh th\u1ea1o frontend, b\u1ea1n c\u00f3 th\u1ec3 chuy\u1ec3n sang h\u1ecdc backend v\u00e0 t\u00edch h\u1ee3p c\u1ea3 hai v\u00e0o nhau.<\/span><\/p>\n<h3><b>M\u1ee9c thu nh\u1eadp c\u1ee7a Front End vs Back End Developer<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Theo B\u00e1o c\u00e1o \u201c<\/span><a href=\"https:\/\/itviec.com\/blog\/bao-cao-luong-it\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">M\u1ee9c l\u01b0\u01a1ng &amp; Mong \u0111\u1ee3i ngh\u1ec1 nghi\u1ec7p c\u1ee7a c\u00e1c Chuy\u00ean gia IT 2023 &#8211; 2024<\/span><\/a><span style=\"font-weight: 400;\">\u201d do ITviec th\u1ef1c hi\u1ec7n, m\u1ee9c l\u01b0\u01a1ng trung b\u00ecnh c\u1ee7a Frontend Developer kinh nghi\u1ec7m 3 n\u0103m l\u00e0 23.000.000\u0111. Trong khi \u0111\u00f3, m\u1ee9c l\u01b0\u01a1ng trung b\u00ecnh c\u1ee7a Backend Developer c\u00f9ng s\u1ed1 n\u0103m kinh nghi\u1ec7m l\u00e0 27.000.000\u0111.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">M\u1ee9c l\u01b0\u01a1ng c\u1ee5 th\u1ec3 theo s\u1ed1 n\u0103m kinh nghi\u1ec7m c\u1ee7a hai v\u1ecb tr\u00ed c\u00f4ng vi\u1ec7c n\u00e0y nh\u01b0 sau:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>S\u1ed1 n\u0103m<\/b><\/td>\n<td><b>&lt; 1<\/b><\/td>\n<td><b>1 &#8211; 2<\/b><\/td>\n<td><b>3 &#8211; 4<\/b><\/td>\n<td><b>5 &#8211; 8<\/b><\/td>\n<td><b>&gt; 8<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>Backend Developer<\/b><\/td>\n<td><span style=\"font-weight: 400;\">10.000.000<\/span><\/td>\n<td><span style=\"font-weight: 400;\">16.000.000<\/span><\/td>\n<td><span style=\"font-weight: 400;\">27.000.000<\/span><\/td>\n<td><span style=\"font-weight: 400;\">41.000.000<\/span><\/td>\n<td><span style=\"font-weight: 400;\">60.500.000<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Frontend Developer<\/b><\/td>\n<td><span style=\"font-weight: 400;\">7.500.000<\/span><\/td>\n<td><span style=\"font-weight: 400;\">14.000.000<\/span><\/td>\n<td><span style=\"font-weight: 400;\">28.000.000<\/span><\/td>\n<td><span style=\"font-weight: 400;\">40.000.000<\/span><\/td>\n<td><span style=\"font-weight: 400;\">55.000.000<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">L\u01b0u \u00fd: M\u1ee9c l\u01b0\u01a1ng \u1edf tr\u00ean ch\u1ec9 mang t\u00ednh tham kh\u1ea3o, n\u00f3 c\u00f3 th\u1ec3 c\u00f3 t\u00ednh th\u1eddi \u0111i\u1ec3m, v\u1ecb tr\u00ed c\u00f4ng vi\u1ec7c c\u1ee5 th\u1ec3 ho\u1eb7c tu\u1ef3 v\u00e0o c\u00f4ng ty, m\u00f4i tr\u01b0\u1eddng m\u00e0 b\u1ea1n l\u00e0m vi\u1ec7c.<\/span><\/p>\n<h3><b>T\u1ea1i sao c\u1ea7n ph\u00e2n chia Front End v\u00e0 Back End?<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u0103ng kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng:<\/b><span style=\"font-weight: 400;\"> M\u1ed7i ph\u1ea7n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ed9c l\u1eadp.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>C\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t:<\/b><span style=\"font-weight: 400;\"> Ph\u00e2n chia c\u00f4ng vi\u1ec7c cho ph\u00e9p t\u1ed1i \u01b0u h\u00f3a t\u1eebng ph\u1ea7n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>D\u1ec5 d\u00e0ng b\u1ea3o tr\u00ec:<\/b><span style=\"font-weight: 400;\"> Vi\u1ec7c s\u1eeda l\u1ed7i ho\u1eb7c c\u1eadp nh\u1eadt m\u1ed9t ph\u1ea7n s\u1ebd \u00edt \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c ph\u1ea7n c\u00f2n l\u1ea1i.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u00e1i s\u1eed d\u1ee5ng code:<\/b><span style=\"font-weight: 400;\"> C\u00e1c th\u00e0nh ph\u1ea7n backend c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi nhi\u1ec1u frontend kh\u00e1c nhau.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Tong_ket_Front_End_vs_Back_End\"><\/span><b>T\u1ed5ng k\u1ebft Front End vs Back End<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Th\u00f4ng qua b\u00e0i vi\u1ebft tr\u00ean, hy v\u1ecdng b\u1ea1n \u0111\u00e3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a Frontend vs Backend, c\u0169ng nh\u01b0 khi l\u00e0m vi\u1ec7c v\u1edbi vai tr\u00f2 l\u00e0 Frontend Developer hay Backend Developer. Tuy nhi\u00ean, kh\u00f4ng nh\u1ea5t thi\u1ebft b\u1ea1n ch\u1ec9 \u0111\u01b0\u1ee3c ch\u1ecdn m\u1ed9t trong hai v\u1ecb tr\u00ed c\u00f4ng vi\u1ec7c v\u1eeba n\u00eau. N\u1ebfu y\u00eau th\u00edch v\u00e0 mong mu\u1ed1n ph\u00e1t tri\u1ec3n s\u1ef1 nghi\u1ec7p \u1edf c\u1ea3 m\u1ea3ng Frontend vs Backend, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn l\u1eadp tr\u00ecnh Fullstack.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ecdi c\u00f4ng ty \u0111\u1ec1u mong mu\u1ed1n x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng web ch\u1ec9n chu v\u00e0 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t. \u0110\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3 \u0111\u00f2i h\u1ecfi qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng giao di\u1ec7n (frontend) v\u00e0 x\u1eed l\u00fd h\u1eadu k\u1ef3 (backend) ph\u1ea3i th\u1eadt ho\u00e0n ch\u1ec9nh. Do \u0111\u00f3, vi\u1ec7c l\u1ef1a ch\u1ecdn h\u1ecdc t\u1eadp v\u00e0 ph\u00e1t tri\u1ec3n s\u1ef1 nghi\u1ec7p [&hellip;]<\/p>\n","protected":false},"author":213,"featured_media":78900,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[109,99,94],"tags":[],"class_list":["post-78544","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chuyen-mon-it","category-developer","category-su-nghiep-it"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Front End vs Back End: Kh\u00e1c nhau v\u00e0 H\u1ed7 tr\u1ee3 nhau nh\u01b0 th\u1ebf n\u00e0o? - ITviec Blog<\/title>\n<meta name=\"description\" content=\"Front End v\u00e0 Back End \u0111\u1ec1u \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m. 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