Writing

Field notes.

Practical notes on shipping software, AI systems and infrastructure — from the work, not the whitepaper.

Strategy··5 min read

Build vs. buy: when custom software actually pays off

The honest default is buy. Custom software earns its place in a narrow set of cases — here is how to tell whether yours is one of them.

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AI Engineering··6 min read

How to add LLM features to an existing product without breaking it

Bolting an LLM onto a live product is less about prompts and more about boundaries, evals and fallbacks. Here is the approach we use with clients.

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