Frontend Engineer - Mobile

Founded in 2022 by Joey Levy and Jake Paul, Betr has built the world's first real money gaming Super App.The Betr super app currently consists of Picks, Social Sportsbook, Social Casino, and Arcade - and will soon include Prediction Markets alongside other new products. Betr has one million paying users and is one of the fastest growing companies in the industry. Betr is also the world's most followed real money gaming brand on social media. About the Role: Betr is looking for a Frontend Engineer to join our mobile team! You'll build React Native and TypeScript applications powering our Sportsbook, Social Sweepstakes Sportsbook, Arcade, & Casino products across iOS, Android, and web. This is a high-impact role to own features end-to-end, work with real-time WebSocket data feeds, build hardware-accelerated graphics and physics-based animations, and ship polished products to users across multiple US states with strict regulatory requirements. What You'll Do: Build and ship features for sportsbook, casino, and fantasy apps using React Native Implement complex UI: market layouts, betting slips, player props, lobby experiences Create physics-based animations and gesture-driven interactions (carousel pagers, radial controls, animated transitions) Work with canvas-based graphics for player cards, game visualizations, and dynamic effects Contribute to our theme-based design system with 100+ shared components Real-Time & Integration Build and maintain WebSocket subscriptions f