Middle AI Engineer (ML, LLM, Python, English)

Top 3 reasons to join us

• Highly competitive Salary & Benefits
• Best performance
• Opportunity to be on site International Market

Job description

• Fine-tune and optimize existing open-source LLMs (e.g., Code LLaMA, StarCoder) for coderelated tasks (completion, explanation, refactoring, bug fixing).
• Process and manage large-scale, multi-language code datasets (cleaning, deduplication, quality filtering) using distributed frameworks .
• Implement Retrieval-Augmented Generation (RAG) pipelines with vector databases for code and technical document retrieval.
• Optimize model inference performance (quantization, distillation, GPU acceleration) for lowlatency serving.
• Develop APIs/microservices to integrate AI features into IDE extensions (VS Code API, TypeScript).
• Monitor and evaluate model performance using code-specific metrics .
• Collaborate with Data Engineers, Product, and DevOps to ensure high-quality data, scalable deployment, and stable production performance.
• Write clean, maintainable code, manage version control (Git), and document experiments and deployment processes.

Your skills and experience

Mandatory

• Bachelor's degree in Computer Science, AI, Machine Learning, or related field.
• 2–5 years of experience in AI/ML, with at least 1 year working on LLM or NLP projects.
• Proficient in Python and deep learning frameworks (TensorFlow or PyTorch).
• Hands-on experience with Hugging Face Transformers and code-specific LLMs.
• Familiarity with vector databases and RAG architectures.
• Experience with Docker, GitLab CI/CD, and cloud ML services (AWS, GCP, or Azure).
• Understanding of big data processing tools (Spark, Dask, Ray).
• Good English communication skills and ability to work in cross-functional teams.

Nice to have:

• Experience with TypeScript and VS Code extension development.
• Familiarity with AST parsing, syntax-aware embeddings, and static code analysis.
• Knowledge of MLOps tools (MLflow, W&B, Kubeflow).
• Contributions to open-source AI or coding assistant projects.

Why you'll love working here

• 13th-month salary calculated based on actual working time at INNOTECH.
• PVI Healthcare Insurance for all employees
• PVI Healthcare Insurance for family
• Moon cake, Tet Gift
• Quarterly/project kickoff team-building budget.
• Monthly birthday parties with cake·
• Laptop and monitor provided for work.
• Performance bonus plan.
• Employee referral bonus: 2,000,000 – 10,000,000 VND (depending on level/role).
• Annual company trips / Football club / Climbing club / Year-end party.
• Learning and certification support.
• Value-oriented, international working environment with a flexible culture.