Featured · Article · 6 min
How to set up AI governance for any repo
A template that tells AI coding agents the rules, then checks them at each commit, pull request and tag. It works for React, TypeScript and Python repos.
Writing
What worked, what it cost and what I'd change, from building data platforms and AI agents.
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Article · 4 min
One local setup for every coding agent
One rules file, a repo file and global git hooks. Claude Code and Codex get the same rules and checks.
Article · 3 min
How to define metrics in config, not code
Why a business metric should be a short definition anyone can read, and what it takes to get there.
Article · 4 min
How to cut LLM cost with prompt caching
How a stable prompt prefix turns repeat agent calls into cache hits, what breaks the cache, and how to measure it.
Article · 3 min
How to cut compute and storage use on a data platform
Where the money went on a busy data platform, and the fixes that brought compute and storage usage down.
Article · 2 min
How to allocate AWS cost for data platforms
Splitting a shared cloud bill across teams when the billing data and the usage data share no key. Then turning usage into an estimate.
Article · 6 min
How to run a security review of a data platform
A plain guide to reviewing a data platform with a security team: what to cover, what evidence to bring, and how to close what you find.
Article · 5 min
Why we gate agent work on evidence
Passing unit tests prove little. Verify the whole feature, the way a user meets it, with the check that fits the use case.
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