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Unbounded list endpoints are one of the most common performance problems in production APIs — and one of the most preventable.
Read moreMost Spring Boot test suites are slow, brittle, and hard to maintain — not because testing is hard, but because teams default to @SpringBootTest when they should be using slices or plain unit tests. Here's how to fix it.
Read moreDefault methods in interfaces absorbed a lot of what abstract classes used to do exclusively. What remains is a smaller but precise set of cases where abstract classes are genuinely the better choice — and confusing the two produces fragile hierarchies.
Read moreActiveRecord makes simple queries trivial and complex queries dangerous. These are the patterns that remain correct under load — and the common ones that quietly fall apart at scale.
Read moreAn API gateway is a single entry point that handles cross-cutting concerns — routing, authentication, rate limiting, and observability — so individual services don't have to. Spring Cloud Gateway is the Spring-native implementation. Here is what it solves and how to configure it.
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