Middle/ Senior/ Lead AI Engineer

Position: Middle/Senior/ Lead AI Engineer Location: Ftown, District 9, Ho Chi Minh City Key ResponsibilitiesDevelop and maintain AI/GenAI solutions using LLM, RAG and Agentic AI.Design and optimize RAG pipelines: document processing, chunking, embedding, retrieval and reranking.Develop AI Agents/workflows using frameworks such as LangGraph/LangChain.Integrate LLM solutions with APIs and existing applications.Build evaluation datasets and evaluate AI systems for accuracy, relevance and reliability.Optimize prompts, model selection, retrieval strategy and system performance.Support deployment, monitoring and troubleshooting of AI applications.Work with senior engineers to improve AI architecture and engineering practices.Required SkillsGood Python programming skills.Understanding of Machine Learning, Deep Learning and LLM fundamentals.Hands-on experience with RAG systems.Understanding of embedding models, vector databases, chunking and retrieval strategies.Experience with LLM APIs/models such as OpenAI/Azure OpenAI or equivalent.Basic experience with AI Agent / Agentic workflow development.Familiarity with Git, REST API, Docker and software development practices.Ability to evaluate AI/LLM outputs and prepare evaluation datasets.English: able to communicate effectively in a project environment.Nice to HaveGraphRAG / Knowledge Graph.LangGraph, LangChain or similar frameworks.Fine-tuning/retraining experience.AI evaluation frameworks.Cloud experience, especially Azure/AWS/GCP.Experience building production GenAI applications.Benefits

• “FPT Care” health insurance provided by PJICO (exclusive for FPT employees).
• Annual Summer Vacation following company policy (starting from May each year).
• Salary review once per year.
• International, dynamic, and friendly working environment.
• Annual leave and working conditions in compliance with Vietnam Labor Law.
• Sponsorship for training programs and international certification exams.
• Preferential loan interest support policy for FPT Software employees.
• Shuttle bus service for employees.