Senior Backend Engineer (Machine Learning required)

Top 3 reasons to join us

• User-first mindset, solving real needs with impact
• Data-driven culture, decisions backed by insights
• Safe space to innovate, fail fast and grow faster

Job description

About Giao Hang Nhanh (GHN)

Giao Hang Nhanh (GHN) is one of Vietnam’s leading logistics companies, proudly delivering exceptional services with the commitment: “Smarter, Faster, More Cost-Effective.” GHN empowers millions of businesses to optimize their operations while creating thousands of jobs for the Vietnamese workforce.

Founded with the mission to revolutionize the logistics industry and guided by a technology-driven vision, GHN continuously integrates advanced technological solutions into every delivery. This enables streamlined operations, enhanced delivery performance, and a fast, safe, and efficient customer experience - serving a wide range of clients including E-commerce platforms, retailers, and individual consumers.
 

With a nationwide network spanning all 34 provinces and cities, a forward-thinking innovation strategy, and robust logistics infrastructure, GHN continues to affirm its position as a pioneer in Vietnam’s rapidly growing E-commerce and logistics sector.
 

Job Description

Key Responsibilities

• Develop and implement social product features, including but not limited to profiles, feeds, comments, chats, notifications, and marketplaces.
• Design and build open API functionalities for core social products.
• Optimize system performance, troubleshoot online incidents, and refactor existing systems for better efficiency.
• Write clean, high-quality, and maintainable code in adherence to engineering best practices.
• Collaborate in an Agile environment, working closely with cross-functional stakeholders to deliver impactful solutions.

Your skills and experience

• Experience: 7–8+ years with full lifecycle of project development 
• Technical Expertise:
  • Strong background in software design, architecture, and integration.
  • Deep understanding of event-driven architectures, parallel programming, multi-threading, enterprise integration patterns, sockets, web services, and RESTful APIs.
  • Familiar with Microservices, event-driven architecture
• Database Knowledge: Proficient in distributed databases and NoSQL DB systems.
• Performance Tuning: Experience with distributed caching tools such as Redis.
• Communication: Strong interpersonal and cross-team communication skills.
• Domain Knowledge: Familiarity with payment, finance, or accounting products is an advantage.
• Preferred Qualifications:
  • Proficiency in developing React-based user interfaces.
  • Familiarity with big data technologies such as Apache Kafka and OLAP.
  • Experience with Kubernetes (K8s) or cloud services like GCP and AWS is a significant plus.
• Deep understanding of machine learning algorithms, model training, and evaluation techniques.
• Proficiency in Python and popular ML libraries (e.g., PyTorch, TensorFlow, Scikit-learn) for model development and prototyping.
• Strong experience with MLOps practices and tools (e.g., MLflow, Kubeflow) for automating the model development and deployment pipeline.
• Proven experience with Large Language Models (LLMs), Natural Language Processing (NLP), or Computer Vision applications.

Why you'll love working here

• Competitive compensation package including salary and performance-based bonuses.
• Full statutory insurance (Social, Health, and Unemployment Insurance).
• Private healthcare insurance.
• Annual health check.
• Annual salary review based on performance and contribution.
• Company team-building activities and annual trips.
• Continuous learning opportunities through internal and external training programs with clear career development pathways.