Technical Lead - AI Platform & Architecture

PawtholoGene Lab; Hong Kong; On-site; HKD 558,000 - 670,000; Full time

Job summary

Pathologene Lab in Hong Kong is seeking a Platform Architect to own the platform architecture and core engineering, guiding the team from planning to delivery. About 60-70% of your time will be hands-on architecture, coding and technical review.

You will work with Google Cloud, PostgreSQL, Python and FastAPI, and shape long-term technical direction of the platform, including RAG workflows and AI agent integrations.

Qualifications

• PhD in a STEM discipline; right to work in Hong Kong.
• 3-7 years in AI or software development with end-to-end ownership and team guidance.
• Entrepreneurial, 0-to-1 experience: founded, co-founded or led a product to launch.
• Strong Python and FastAPI skills; production backend services and APIs.

Responsibilities

• Define technical roadmap and architecture for the full stack over 2–3 years.
• Develop and review Python/FastAPI services including APIs and authentication.
• Deliver RAG and AI agent workflows with traceability and error handling.
• Keep AI current by tracking models and market shifts to strengthen the product.
• Own PostgreSQL design, performance, backup/recovery, and cloud deployment.

Skills

Python

FastAPI

Team leadership

End-to-end ownership

AI/ML development

PostgreSQL

Google Cloud

Education

PhD in STEM

Tools

LangChain

LangGraph

Vector retrieval

LLM evaluation

Job description

Pathologene Lab in Hong Kong is seeking a Platform Architect to own the platform architecture and core engineering, guiding the team from planning to delivery. About 60-70% of your time will be hands-on architecture, coding and technical review.

You will work with Google Cloud, PostgreSQL, Python and FastAPI, and shape long-term technical direction of the platform, including RAG workflows and AI agent integrations.