Field notes · from the people building Meridian

Writing

Technical essays on AI, engineering, and keeping a record of work that moves faster than memory.

2026-07-10Latest

The timesheet wasn't lying. It was blind.

We recorded everything a developer did for a week. The hours weren't in the wrong place; a third of them were nowhere at all.

6 min read worklogs estimates data

2026-07-02

AI made everyone faster, but the faster you go, the less you can see about how the work actually got done.

5 min read AI workflow observability

2026-05-29

Closing the eval loop with a machine-maintained failure taxonomy, built using a Claude Code skill.

12 min read AI engineering evals

3 essays so far more coming →

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