Drew's BlogNotes on backend systems, databases, infrastructure, and learning by building real projects.https://blog.aoaknode.xyz/Fanout on write vs fanout on read: building a Twitter feed servicehttps://blog.aoaknode.xyz/blog/fanout/https://blog.aoaknode.xyz/blog/fanout/Tue, 28 Apr 2026 00:00:00 GMTBuilding a Production-Like Homelab for Backend Engineeringhttps://blog.aoaknode.xyz/blog/homelab/https://blog.aoaknode.xyz/blog/homelab/What self-hosting taught me about DNS, tunnels, workers, storage, permissions, and debugging backend systems outside the clean local-dev bubble.Sun, 15 Feb 2026 00:00:00 GMTService discovery in microservices: how to find your services in a dynamic environmenthttps://blog.aoaknode.xyz/blog/service-discovery/https://blog.aoaknode.xyz/blog/service-discovery/What I learned building a small FastAPI microservice project where service addresses aren't stableMon, 25 May 2026 00:00:00 GMT