Platform engineer building AWS cloud infrastructure and agentic systems

I work on AWS cloud infrastructure, agentic engineering, and accelerated software delivery. I write here about what I learn building it.

Series

Delete It and See

Boris Cherny's advice is to delete your CLAUDE.md, skills, and hooks every six months and see what the model does. These posts are what it took to answer that in a toolkit of forty-odd skills: the evals I didn't have, the ablations I ran once I had them, and what they measured.

3 parts

The Model Ladder

Getting cheap models to do the gathering and expensive ones to do the deciding: why a CLAUDE.md instruction wasn't enough to make that happen, and the fan-out pattern that was.

2 parts

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