
How we choose the smallest set of moving parts that can still ship at edge scale — and why most production stacks are still over-engineered.

Circuit breakers, bulkheads, and graceful degradation — separating the patterns that earn their keep from the ones that just look good in a postmortem.

A field report on moving a 7-year-old Rails monolith to a Cloudflare Workers edge architecture without a rewrite, a freeze, or a single page of downtime.

How a single primitive — an idempotency key on every write — eliminated 90 percent of the recurring incidents in a payments platform we inherited.