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Dennis Brotzky·May 3, 2026 How's Linear so fast? A technical breakdownA few milliseconds is all it takes to update an issue in Linear. A traditional CRUD app doing the same thing takes about 300ms. How do they do it? There's no secret silver bullet to performance. The reality is that it's built from the ground up on the right foundation, then improved by countless decisions. My goal is to walk thr