Front End Developer

About This Role

This role involves building and optimizing high-performance cross-platform mobile applications, focusing on creating smooth user interfaces and efficient video playback. It suits a developer with strong React Native and TypeScript skills who is adept at solving complex performance challenges in mobile app development.

Responsibilities

• Architect, build, and optimize high-performance cross-platform mobile apps using React Native and TypeScript
• Implement ultra-fast, smooth infinite vertical video feeds using Shopify FlashList with zero latency and no frame drops
• Optimize video playback, HLS chunk preloading, disk caching, and memory lifecycle to eliminate buffering and memory leaks
• Build 60-120 fps fluid UI micro-interactions and gestures using react-native-reanimated (v3 Worklets) and react-native-gesture-handler
• Integrate monetization and third-party services including Google AdMob Native Ads, In-App Purchases (RevenueCat), Razorpay, WebSockets, and Push Notifications (FCM)
• Diagnose UI jank, profile frame freeze rates with Flipper/Sentry, and deliver Over-The-Air (OTA) updates

Requirements

• 3 to 5 years of hands-on experience building and publishing production React Native applications on iOS and Android
• Strong expertise in TypeScript, Redux Toolkit / Zustand, TanStack Query, and REST/WebSocket client architectures
• Proven track record solving video streaming latency, feed virtualization (FlashList), and media caching challenges
• Hands-on experience embedding Google AdMob native ads into feeds without Cumulative Layout Shift (CLS)
• Solid understanding of native bridge concepts, iOS/Android lifecycles, and React Native's New Architecture (JSI / TurboModules)

Benefits

• High-growth startup equity/incentives
• Flexible hybrid/remote work environment
• Fast-paced engineering culture with high ownership and direct impact on core mobile architecture