Ju Woocheol
React Native and React frontend engineer. I write about shipping production frontend code — performance, architecture, migrations, and the tradeoffs nobody else mentions.
Recent posts
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React Native OTA Updates in 2026: Why I Ship Bootalk on Expo EAS Update
CodePush is deprecated. I ship React Native OTA updates on Expo EAS Update in production. Here's how, why, and the CodePush alternatives I rejected.
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React Native Animation Performance: Reanimated vs Skia
Reanimated or Skia for React Native animations? Production benchmarks on mid-range Android, a decision framework, and code for shipping both in a real app.