Long-form writing about the systems we admire, the ones we'd redesign, and the ones we wish someone would take a saw to. Slow-published, often uncomfortable.
The cheap way to build agents is to wire tools to a model and pray. The reliable way is a small constitution, hard tool boundaries, structured output, and a human in the loop wherever a refund is possible. Here is the pattern.
Read the noteThe most expensive bug we ever didn't ship wasn't in the code. It was in how we worked. A note on PR review queues, the cost of context-switching, and the small AI tool that bought a team back its senior engineering hours.
Read the noteHow a weekend rewrite of a hot FastAPI endpoint cut p99 latency 10×, dropped infrastructure costs by 68%, and made 3 AM pages stop. The honest story — including the three weeks of velocity we lost teaching the team a new language.
Read the note