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Team Hawzu

Team Hawzu

The people building Hawzu

Notes from the team building Hawzu — how it works inside, and what we have learned about running QA well.

An Instruction Is Not an Invariant

The prompt said scenarios must be distinct. It said so the entire time the model was returning five overlapping ones. And the control we shipped for multi-step cases turned out never to reach the model at all.

Team Hawzu Team Hawzu · Aug 26, 2026 · 8 min

Oracle Reads Your Project, Not the Internet

Ask most QA assistants whether a release is ready and you get the general opinion of the internet. The useful answer depends on what your team wrote down — which means the retrieval matters more than the model.

Team Hawzu Team Hawzu · Aug 19, 2026 · 5 min

Freezing a Release at Sign-Off

You open a release you signed off in March. The numbers are different now. Nothing was tampered with — the world simply kept moving, and the report kept recalculating.

Team Hawzu Team Hawzu · Jul 8, 2026 · 5 min

QA Test Reporting: Reports People Actually Read

A QA report that tries to serve the whole company serves nobody. The useful question isn't what to include — it's who is reading, what they'll do next, and whether the number will still say the same thing next month.

Team Hawzu Team Hawzu · May 6, 2026 · 10 min