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Tokyo's backend developer market was never easy for startups. It's getting meaningfully harder, and the teams shipping consistently are responding differently than you might expect.
Read moreLisbon built its reputation as a place where startups could hire well without spending like San Francisco. That window has mostly closed.
Read moreSpring Boot's caching abstraction makes it easy to add caching to any method. What it doesn't tell you is when caching the wrong things causes stale data bugs, cache stampedes, and memory pressure that's harder to debug than the original performance problem.
Read moreOver-engineering feels like thoroughness while you are doing it. It feels like a trap six months later. The discipline of building only what is needed is harder than it sounds and more valuable than most engineers admit.
Read moreMost system design conversations produce polished diagrams that look great in a slide deck and fall apart in production. The diagram is not the design — the decisions behind it are.
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