Field Notes
Field Notes
Notes on builder platforms, AI coding agents, evals, and open source.
Essays
Canonical ideas published here first, with evidence and a practical next move.
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Builder Platforms Grow by Owning the Agent Loop
Give coding agents a tested path into your platform, measure what works, and use the results to improve activation and retention.
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DevX Is a Growth Discipline
DevX teams should own developer friction from discovery through distribution, product improvement, and measurable growth.
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Loop Engineering Coding Agent
Use a lean orchestrator, lower-cost workers, and an evidence loop to spend agent tokens where they matter.
Elsewhere
Launch notes and experiments published with the teams and communities behind the work.
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Vibing with Maps: Practical Experiments ↗
Hands-on experiments in AI-assisted map building on my Substack. What worked, what broke, and why curated context beats raw model knowledge for geo work.
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Using GeoJSON and BigQuery for Geospatial Analytics ↗
How to use GeoJSON with BigQuery to perform large-scale geospatial analytics.
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