Writing

# Notes from the build log.

Mostly about developer experience, build pipelines, and the parts of an engineering org nobody puts on a slide.

- Mar 14, 2026

  ## Measure before you cache

  A short essay on the most expensive engineering mistake I have made repeatedly: assuming I knew where the time was going.

  - #performance
  - #pragmatism

- Jan 22, 2026

  ## Why I stopped writing RFCs (and what I write instead)

  After ten years of formal design docs, I changed the format. Here is what I do now and the kind of decisions it tends to produce.

  - #process
  - #engineering-orgs

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