Engineering Notes

Notes from the build.

Write-ups on the systems I've been building: data pipelines, LLM infrastructure, and the performance work in between. Long-form where it earns it, with the numbers that made the decision.

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Interviews

What a system design interview actually tests: notes from a 10M-user feed

Design a social platform for 10 million daily active users. The hard part wasn't the architecture: it was sequencing, answering the question asked, and keeping the design honest under follow-ups. Notes from the other side of the whiteboard.

3 September 20269 min read

Working on something similar?

If any of this is close to a problem you're facing, I'm happy to talk it through.

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