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 NativeImplement complex UI: market layouts, betting slips, player props, lobby experiencesCreate 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 effectsContribute to our theme-based design system with 100+ shared componentsReal-Time & Integration
Build and maintain WebSocket subscriptions for live odds, match updates, and user notificationsImplement state synchronization between real-time streams and local storesHandle deep linking from push notifications, attribution links, and web referralsIntegrate payment flows: in-app purchases, bank transfers, card entry with verificationPlatform & Quality
Debug and fix platform-specific issues across iOS, Android, and webOptimize performance: animation frame rates, render efficiency, memory managementWrite worklet functions for animation-thread executionMaintain E2E automation tests and contribute to CI/CD pipelinesWhat We're Looking For:
4+ years of professional front-end development2+ years building production React Native apps (iOS and Android)Strong TypeScript skills with modern patternsExperience with Reanimated: shared values, worklets, gesture handlersTrack record shipping polished, production-quality mobile appsExperience debugging platform-specific issuesUnderstanding of mobile performance optimizationNice To Have:
Sports betting, gaming, or fintech experienceCanvas-based graphics experience (React Skia or similar)Real-time data architecture (WebSocket management, GraphQL subscriptions)React Native Web / multi-platform experienceDesign system tooling (Storybook, visual regression testing)Payment integration experience (IAP, 3DS verification)E2E mobile testing experienceWhy Join Us!
High Impact:
Own significant features that directly affect user experience and business metricsTechnical Depth:
Real-time systems, hardware-accelerated graphics, physics-based animation—not just standard mobile UIProduct Variety:
Work across sportsbook, casino, and fantasy verticalsGrowth:
Rapidly expanding into new states and product linesRemote-First:
Work from anywhere in CanadaBetr provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, genetics, sexual orientation, gender identity or gender expression. We deeply understand the value of bringing together a team with different perspectives, educational backgrounds, and life experiences. We encourage people from underrepresented backgrounds to applyThank you for your interest in Betr. We look forward to reviewing your application.
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