Writing

Notes on testing, backend infrastructure, and developer tooling.

All notes

03
Testing & CI A 10ms Test That Takes 13.64 Seconds The assertions were cheap. Getting one file ready to run was not. July 31, 2026
9 min read
Agent systems Stop Putting Agents in CI A job runner can retry a command. It cannot restore a session. May 2026
7 min read
Developer tooling What I Learned Running Cursor Cloud Agents The useful work was boring. The expensive part was still review. April 2026
7 min read