https://example.com/blog/ Notes on backend systems, cloud infrastructure, and AI-assisted development. en Sun, 05 Jul 2026 18:03:13 GMT https://example.com/blog/shipping-side-project-with-ai-pair-programmer/ Tue, 16 Jun 2026 00:00:00 GMT What changed in my workflow after three months of building with an agent in the loop. https://example.com/blog/postgres-row-level-locks-bit-me-in-production/ Thu, 09 Apr 2026 00:00:00 GMT A postmortem on a deadlock that only showed up under real traffic. https://example.com/blog/self-hosting-link-shortener-on-a-4-dollar-vps/ Wed, 11 Feb 2026 00:00:00 GMT Docker Compose, Caddy, and a tiny Go service — soup to nuts. https://example.com/blog/designing-idempotent-apis-that-survive-retries/ Tue, 18 Nov 2025 00:00:00 GMT Idempotency keys, exactly-once illusions, and what clients actually do. https://example.com/blog/why-we-moved-from-rest-to-grpc-internally/ Wed, 03 Sep 2025 00:00:00 GMT Service-to-service calls got a lot cheaper once we stopped paying the JSON tax. https://example.com/blog/from-cron-jobs-to-event-driven-pipelines/ Fri, 22 Aug 2025 00:00:00 GMT Migrating a nightly batch monolith to queues without a big-bang rewrite. https://example.com/blog/terraform-state-what-nobody-tells-you/ Mon, 05 May 2025 00:00:00 GMT Locking, drift, and the day someone force-unlocked prod. https://example.com/blog/kubernetes-readiness-probes-that-lied/ Thu, 14 Nov 2024 00:00:00 GMT A postmortem on a rollout that looked healthy and wasn't. https://example.com/blog/rate-limiter-with-redis-and-lua/ Sun, 02 Jun 2024 00:00:00 GMT Sliding-window counters, atomic Lua scripts, and the race condition we almost shipped. https://example.com/blog/cdn-cache-poisoning-postmortem/ Tue, 20 Feb 2024 00:00:00 GMT An unkeyed header turned one user's error page into everyone's error page. https://example.com/blog/blue-green-deploys-without-doubling-your-database/ Sun, 08 Oct 2023 00:00:00 GMT Blue-green is easy for stateless services and hard for the one thing that isn't. https://example.com/blog/what-i-wish-i-knew-before-running-kafka/ Mon, 17 Apr 2023 00:00:00 GMT Consumer lag, partition counts, and the rebalance storm that took down checkout.