Senior AI Engineer

Buy&Ship; Hong Kong; On-site; HKD 480,000 - 600,000; Full time

Job summary

Buy&Ship in Hong Kong is looking for an AI Engineer to translate business needs into production-ready code. You will design, develop, and maintain AI models while monitoring system performance and ensuring reliability.

The ideal candidate will hold a Bachelor's degree in Computer Science or a related field and have over 3 years of software development experience, with strong Python skills and familiarity with AI libraries. Excellent communication in Chinese and English is essential.

Qualifications

• 3+ years of software development, including 1+ year on Python-based AI projects.
• Fluent in Chinese and English with strong communication skills.

Responsibilities

• Translate business requirements into production-ready code.
• Design, develop, test, and maintain AI models and systems.
• Monitor system performance and troubleshoot incidents.
• Collaborate with data scientists and software engineers.

Skills

Python

AI libraries (NumPy, Pandas, Scikit-learn)

LLM frameworks and APIs

SQL databases

Docker

Kubernetes

Flask/FastAPI

Version control

Testing

CI/CD

Education

Bachelor's degree in Computer Science, AI, ML, Statistics, or related field

Job description

Responsibilities

• Translate business requirements and algorithmic models into high-quality, production-ready code
• Design, develop, test, deploy, and maintain efficient and reliable AI models and systems
• Monitor system performance, optimise efficiency, and handle incident troubleshooting to ensure service reliability
• Safeguard production AI systems in terms of stability, scalability, and security
• Collaborate with data scientists, software engineers, and product managers to drive smooth project delivery
• Produce clear technical documentation, including architecture designs, API specifications, and operation guides
• Contribute to technical decision-making and introduce AI engineering best practices and tools
• Perform code reviews and mentor junior engineers

Requirements

• Bachelor’s degree or above in Computer Science, AI, ML, Statistics, or related field
• 3+ years software development, including 1+ year on Python-based AI projects
• Strong Python and AI libraries (e.g. NumPy, Pandas, Scikit-learn)
• Experience with at least one LLM framework and major LLM APIs
• Knowledge of vector databases and RAG architectures
• Cloud AI platform experience preferred
• Familiar with version control, testing, and CI/CD
• Experience deploying AI to production (e.g. Docker, Kubernetes, FastAPI, Flask) is a plus
• Experience with large datasets and SQL databases
• Fluent Chinese and English; strong communication and learning agility