Fliff hiring React Native Engineer • Remote (Work from Home) | Himalayas
FliffFL

React Native Engineer

Fliff, Inc. is a free-to-play social sports gaming platform that allows users to make sports predictions and earn rewards without financial risk.

Fliff

Employee count: 51-200

Bulgaria only
Fliff unpacks sports gaming into a social, free-to-play experience designed for all types of sports fans. We've built an engaging platform where users can compete for leaderboard positions, earn badges, and build their status within the game.
We are pioneering play-for-fun sports gaming, offering a social sportsbook experience that features sweepstakes promotions and loyalty rewards. Our platform provides sports fans with fun, engaging, and free-to-play alternatives to traditional real-money gaming.

What You’ll Do

Develop and maintain high-performance React Native applications, ensuring smooth functionality across both iOS and Android platforms.
Configure and manage bare React Native projects (without Expo), integrating native modules using JSI Bridge where necessary.
Build reusable and responsive mobile UI components, leveraging native code and styling with CSS/SCSS.
Implement key mobile features such as push notifications, in-app purchases, and OAuth 2.0 authentication.

Native Module Integration

Integrate and optimize third-party native modules, ensuring seamless communication between JavaScript and native code.
Manage iOS and Android environments using Xcode and Android Studio, handling build processes and deployments via TestFlight and Google Internal Release.
Configure and maintain iOS schemes and Android build variants to support multiple environments efficiently.

Performance Optimization

Identify and resolve performance bottlenecks in both JavaScript and native code using debugging tools like React Native Debugger, Xcode, and Android Studio.
Ensure smooth animations and interactions with Reanimated 2.0+ while managing application state effectively using Redux and react-redux.

Testing QA

Implement unit and end-to-end testing using Detox and Jest to maintain code quality and stability.
Work closely with QA teams to diagnose and fix issues in live applications, ensuring a seamless user experience.

What We’re Looking For

Experience Skills

Proven experience working with bare React Native projects (without Expo).
Strong expertise in Native Module integration, JSI Bridge, and debugging across both native and JavaScript layers.
Deep understanding of Xcode and Android Studio, including iOS schemes and Android build variants.
Experience with app signing and deployment to TestFlight and Google Internal Release.
Advanced knowledge of React 16.0+, including hooks, class components, and React Navigation 5.0+.
Familiarity with implementing In-App Purchases, Push Notifications, OAuth 2.0, and Reanimated 2.0+.
Previous experience in iGaming or online gambling is a plus.

Nice to Have

Experience with end-to-end testing using Detox and unit testing frameworks.
Knowledge of gesture handling with react-native-gesture-handler.
Experience integrating analytics tools such as AppsFlyer, Mixpanel, or Google Analytics.
Familiarity with libraries like react-native-webview, react-native-config, and react-native-mmkv.
Proficiency with utilities like dayjs for date and time manipulation.

Why This Role?

Dynamic Industry: Be part of the fast-growing sports gaming sector, delivering engaging mobile experiences to millions.
Global Team: Work with a talented, multinational team across key global locations.
Growth Perks: Enjoy competitive compensation, professional development opportunities, and a creative work environment.

About the job

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Posted on

Job type

Full Time

Experience level

Mid-level

Location requirements

Hiring timezones

Bulgaria +/- 0 hours

About Fliff

Learn more about Fliff and their company culture.

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Fliff turns sports predictions into a social free-to-play game where users can follow friends and challenge their picks. It provides daily login bonuses and loyalty rewards, along with leaderboards and badges that showcase user achievements. Fliff is not just a platform for gaming; it is a community where making sports predictions becomes a fun, social experience.

Fliff is backed by leading venture investors and founders in sports tech and gaming, creating a diverse, multinational team with operations based in Philadelphia, with additional development teams in Sofia, Bulgaria, and Manila. The company embraces a remote working culture that emphasizes collaboration and inclusivity. At Fliff, sports gaming is transformed into a fun and social experience, where the emphasis is on engagement and user enjoyment, rather than financial risk. The goal is to provide every user with an opportunity to win without the pressure that accompanies traditional betting, thereby fostering an inviting and rewarding community.

Employee benefits

Learn about the employee benefits and perks provided at Fliff.

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Free Fliff Coins

Users can claim free Fliff Coins every two hours.

Daily login bonuses

Users receive daily bonuses for logging into the app.

Referral bonuses

Users earn XP for referring friends who spend on Fliff Coins.

Daily Challenges

Users can complete daily challenges to earn more virtual currency and XP.

View Fliff's employee benefits
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Fliff

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