No shallow listicles. Deep, battle-tested engineering notes covering production microservices, query tuning, zero-trust security, and distributed concurrency.
How we transitioned internal microservice communications to mutual TLS with automated certificate rotation and ECDSA signing, eliminating perimeter trust assumptions and replay vulnerabilities.
A practical guide to analyzing `EXPLAIN (ANALYZE, BUFFERS)` execution plans, designing multi-column B-tree indexes, and preventing index bloat on tables exceeding 50 million records.
Architecting an event-driven broadcast cluster capable of fanning out financial market ticks and telemetry alerts to 100,000+ connected clients without CPU saturation.
Lessons learned managing StatefulSets, dynamic PersistentVolumeClaims, and automated GitOps rollbacks for multi-region cloud microservices.
