Blog

Thoughts on distributed systems, pragmatic engineering, and building products.

• Object-Capability SQL Sandboxing for LLM Agents

  Jan 29, 2026

  A defensive technique for constraining LLM agent database access using object-capabilities, plus a live CTF challenge.

• It's 2025. Stop Bringing a Golf Cart to a Formula 1 Race

  Oct 7, 2025

  Why I'm building a PostgreSQL-first data layer for TypeScript

• Why Nix Will Win (and What's Stopping It): A 3-Year Production Story

  Aug 23, 2025

  Nix is poised to win the future of cloud infrastructure, but critical obstacles remain. A 3-year production story on the promise, the pain, and the concrete path forward for Nix.

• Building with Elixir for Three Years: A Production Retrospective

  Jul 10, 2025

  Real lessons from building a warehouse management system from zero to production MVP with Elixir.