Notes from the field
Writing on cloud, DevOps, security, and AI engineering, informed by what actually goes wrong in production.
AIFeatured
Evals for LLM apps: from vibes to numbers
If you ship an LLM feature without evals, you're flying blind. Here's how to set up evaluations that actually catch regressions, in a few hundred lines of code.
March 10, 2026 4 min read
AI
Securing AI endpoints: PII, prompt injection, and output filtering
Three categories of attack on production LLM endpoints and the defensive patterns that actually work in practice.
March 1, 2026 4 min read