Engineer at Google. Sunnyvale, CA. I build open-source tooling for coding agents — skills, evaluators, and automation for the humans who sit next to them.
- lich-skills
169★— opinionated skill library for Claude Code · Gemini CLI · Codex. Spec-driven dev loop + debug-hypothesis loop, telegraph-style, no filler. - gemini-evolve — auto-tune your
GEMINI.mdwith holdout tests and hard gates. No vibes, no regressions. - GPT-Prompt-Hub
2.3k★— community-curated repository of custom-GPT prompts. - llm-engineering-handbook — notes on shipping production-grade LLM copilots.
- Stashlog — premium-content and paid-community platform for course creators. Next.js 15 + Firebase.
- peepbo — Linux desktop automation (screenshot + click + type). Peekaboo, but for Linux.
- parallax — distributed model-serving framework (contributor).
- Resume-Matcher — AI resume ↔ JD ranker (contributor).
Essays on engineering leverage, Big-Tech politics, and the tooling I build — at shenhuang.substack.com and alwa.info.
- How to Successfully Land Projects at Big Tech
- Scaling People: Insights from Claire Hughes Johnson
- What Happens When You Accidentally Email Steve Jobs about a Job at Google?
- The Art of Doing Science and Engineering
Want to chat — product, agents, or career? Pick a slot (include an agenda please):
休言万事转头空,未转头时皆梦。



