Simon Willison’s Weblog

5th November 2017 - Link Blog

On Being A Senior Engineer. Thoughts on characteristics of a mature engineer from John Allspaw back in 2012. So much good thinking in here—my favourite piece of writing on the subject.

Posted 5th November 2017 at 6:16 am

Recent articles

The new GPT-5.6 family: Luna, Terra, Sol - 9th July 2026
sqlite-utils 4.0, now with database schema migrations - 7th July 2026
sqlite-utils 4.0rc2, mostly written by Claude Fable (for about $149.25) - 5th July 2026

This is a link post by Simon Willison, posted on 5th November 2017.

john-allspaw 2 careers 81

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