Application performance is a product requirement
Application performance is not something engineers can optimize in isolation. It is a product decision, a requirement and a trade-off that has to be made explicit.
Architecture Posts
Design notes on explicit dependencies, runtime boundaries, and maintainable JavaScript systems.
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Developer experience is a performance feature
Optimizing developer experience often has a bigger long-term impact than optimizing rendering benchmarks or bundle size. Faster engineers build better software.
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Stop using barrel exports in JavaScript
Barrel exports in JavaScript reduce tree shaking effectiveness, hide dependencies and make code harder to maintain. Learn why you should avoid them.
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Why you should not access browser globals directly
Direct access to window, document, navigator and globalThis couples your code to the runtime, makes side effects harder to isolate, and leads to brittle tests.
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Dependency injection without frameworks in TypeScript
Explicit dependencies improve clarity and testability. You do not need a framework to achieve that.