Building a tiny static site generator in 200 lines of Go
Sometimes the right answer is not Hugo or Astro but a file you can read in one sitting. We walked through every line in a guild lunch and somehow shipped a new docs site by the end of the day.
Latest writing
Why we replaced our message queue (and what we learned)
After two years of running a custom message broker we finally pulled the plug and migrated everything to NATS JetStream. The migration took six weeks of careful planning, three weekends of late-night cutovers and one production incident that we are still apologising for.
Profiling Go services in production without breaking everything
Continuous profiling sounds great until you turn it on in a fleet of three hundred pods and your p99 latency doubles. Here is how we instrumented pprof endpoints behind a feature flag, sampled at one percent and shipped flame graphs straight to Grafana.
A practical guide to writing migrations you can actually run on Friday
Most database migrations fail not because the SQL is wrong but because nobody tested them against a realistic dataset. We share the rollout checklist we use for every schema change, including the awkward question of when to lock a table and when to live with the inconsistency.