Stay up to date with practical insights on backend engineering, system design, and building reliable software.
Most teams blame slow delivery on unclear requirements or code complexity. The actual bottleneck is often the Git workflow — specifically the conventions around branching, reviews, and merging that nobody thought through when the team was two people.
Read moreHaving an index does not guarantee it will be used — indexes can be bypassed due to function application, type mismatches, poor selectivity estimates, or optimizer decisions that are correct given stale statistics.
Read moreGetting code to pass tests and ship to production is a solved problem for most competent developers. The hard part — the part that takes years to learn — is everything surrounding that code.
Read moreTreating APIs as products forces better decisions around usability, stability, and evolution. Teams that adopt this mindset ship APIs that are easier to integrate, harder to misuse, and cheaper to maintain.
Read morefilter, map, and forEach are intuitive. The operations that unlock streams as a serious data processing tool — groupingBy, flatMap, reduce, and custom collectors — require more explanation. Here is that explanation.
Read more