https://frankwoo.cc/en/posts/ Notes from building products and writing code — product thinking, engineering retros and working with AI. en https://frankwoo.cc/en/posts/one-key-many-teams/ https://frankwoo.cc/en/posts/one-key-many-teams/ Sat, 07 Nov 2026 16:00:00 GMT A group had one key for a third-party data service and several subsidiaries that needed it. Instead of handing it out, I put a gateway in front. Notes on the trade-offs. https://frankwoo.cc/en/posts/gateway-pitfalls/ https://frankwoo.cc/en/posts/gateway-pitfalls/ Mon, 02 Nov 2026 16:00:00 GMT What these bugs share — everything runs, the UI looks fine and the numbers are there. They are just wrong. All from an audit of my own project. https://frankwoo.cc/en/posts/mvp-in-three-weeks/ https://frankwoo.cc/en/posts/mvp-in-three-weeks/ Mon, 19 Oct 2026 16:00:00 GMT A mini program for field engineers, from signed-off requirements to a working release in about three weeks. It was fast because it was small, not because it was rushed. https://frankwoo.cc/en/posts/delivery-handbook/ https://frankwoo.cc/en/posts/delivery-handbook/ Fri, 30 Jun 2023 16:00:00 GMT The handbook I wrote for new implementation consultants at Xiaopai — what the job really is, three real customer post-mortems, and what to deliver at every step from kickoff to sign-off.