Join us for a live, interactive walkthrough and a Q&A session of Part 1 of Callstack’s 2025 "Ultimate Guide to React Native Optimization"—focused entirely on JavaScript performance. We’re breaking down the first part of the updated guide: optimizing the JavaScript layer of your React Native app. If you're dealing with unsatisfactory performance, dropped frames, or tracing memory leaks, this session is for you. You’ll get a behind-the-scenes tour of the latest JS optimization strategies and a chance to ask your toughest performance questions live. Hosted by: 🎙️ Mike Grabowski, CTO & Founder at Callstack 🎙️ Szymon Chmal, Software Engineer at Callstack What’s in Part 1 of the guide—and this session: How to profile JS and React code 🔍 Learn where the real bottlenecks are hiding—and how to surface them with the right tools. Measuring JS FPS 📊 Understand your app’s smoothness at a glance, and how to improve it without guesswork. Hunting JS memory leaks 💥 Get tips for detecting and fixing leaks before they drain performance (and patience). Uncontrolled & Higher-Order Specialized Components 🧩 See how component design affects performance and how to refactor with intent. Atomic State Management + Concurrent React 🧠 Explore modern patterns for smarter, faster UI updates and better responsiveness. The React Compiler & High-performance animations ⚛️ Find out how to leverage the latest tools and techniques, without dropping frames. Why this session matters: Callstack’s "Ultimate Guide to React Native Optimization" has become the go-to industry reference. This 2025 edition reflects the biggest changes in performance strategy—and this webinar gives you early access to the insights, straight from the people who wrote the guide. By the end of this session, you’ll walk away with: ✅ A deeper understanding of JavaScript performance tuning in React Native ✅ Real techniques you can apply immediately ✅ Answers to your burning questions, directly from the authors of the guide Save your seat now and start optimizing smarter!