You’re Loading Too Much Unnecessary Hermes Polyfills @CallstackEngineers
You’re Loading Too Much Unnecessary Hermes Polyfills  @CallstackEngineers
Uploaded June 2025 | Updated September 2026, 12 hours ago
React Native Optimization in Practice | Episode 2: Why You Should Use Dedicated SDKs

In this episode, Michał Pierzchała ( https://x.com/thymikee ) breaks down a common (and costly) mistake: using familiar web libraries in React Native apps.

While generic-purpose JS libraries might be quick to integrate, they’re not built with mobile performance, UX, or reliability in mind. You’ll learn:
- Why web libraries often underperform in mobile contexts
- The benefits of choosing dedicated React Native SDKs
- Real-world examples of how this affects user experience

Follow Callstack on X for more performance insights 🐦 https://x.com/callstackio
Download the Ultimate Guide to React Native Performance 📘 clstk.com/43yRspC
Need performance optimization help? Let’s talk ⚡ clstk.com/43kTsmv
You’re Loading Too Much Unnecessary Hermes PolyfillsBuilding Universal Super Apps With React & React Native | Codeaholics Meetup, May 2025Closing Panel: Deploy Anywhere? Building Across Devices with React | React Universe Conf 2025React Universe Conf 2025 WrapupAdding React Native to iOS and Android Apps Has Never Been EasierWhy Amazon Built a React Native OS: Interview With Giovanni LaquidaraAdding Event Emitters to Your TurboModule in SwiftReact Native AI: Bringing On-Device LLMs With AI SDK by Szymon Rybczak | AI Meetup Wrocław, 2025Building Live Activities in Expo on iOSRedraw for Effects Beyond Skia | Interview With William CandillonHow Can I Test My AI Agent Skills Reliably?Live Dev Session: Node-API, Wallets & Worklets in React Native
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You’re Loading Too Much Unnecessary Hermes Polyfills

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