A LangGraph + Claude Agent SDK pipeline that reviews pull requests against security, licensing, and data-handling policy before merge — cost-gated, human-in-the-loop.
- active
- LangGraph
- Claude Agent SDK
- FastAPI
- Policy compliance
EE Heng Chen
Munich · CET
Built models that see. Now building agents that ship.
Computer-vision researcher (PhD & postdoc, 2018–2023) turned builder of LLM systems that turn regulation and review into structured, auditable output — deterministic decision layers, human-in-the-loop, evaluated.
Projects · 4
What I'm building
A pip-installable PDPA compliance layer for Malaysian SMEs using AI/LLM tooling with customer data. One shared codebase, two packages: presidio-audit and presidio-malaysia.
- active
- PDPA
- PII redaction
- Presidio
- Python
Multi-agent supervision of a live ML model: monitoring, investigation, remediation, post-mortem.
- active
- Multi-agent
- MLOps
- Monitoring
- Post-mortem
vcrpy for MCP. Records real agent–server sessions into diffable cassettes and replays them as deterministic mock servers.
- active
- MCP
- Testing
- PyPI
- Python
Recent writing · 2
Blog
An on-call engineer for a model, and the scaffolding I built so it had something to watch
2026-10-27A LangGraph loop that watches a live classifier, opens incidents, and proposes fixes. Most of the repo is fake on purpose, and I wrote down which parts.
On release morning the Linux append path finally ran in CI and passed. Then both packages went to PyPI, and the question the project started with is still open.