Stay up to date with practical insights on backend engineering, system design, and building reliable software.
Some queries are correct at low volume and catastrophically wrong at scale — recognizing the structural patterns that make queries inherently fragile is what separates reactive firefighting from proactive engineering.
Read moreYou approved the budget for two backend hires. Then HR came back with the fully loaded numbers and suddenly the math didn't work anymore.
Read moreThat moment when everything falls apart—missed deadlines, bugs everywhere, unhappy client. It feels like the end, but it’s actually the beginning of something useful.
Read moreIndexes are the most important performance tool in relational databases, and they are also widely misunderstood — knowing how a B-tree index is structured, what operations it accelerates, and what it costs changes how you design schemas and tune queries.
Read moreA single service outage in a tightly coupled microservices architecture can cascade into a system-wide failure within minutes. Understanding the failure propagation paths is the prerequisite to preventing them.
Read more