Droplet
Droplet

Careers at Droplet

No results found

Latest jobs

React Native Developer (Sports sphere)React Native Developer (Sports sphere)
Coherent Solutions
Sofia, Bulgaria (city)
Senior C# Backend Engineer (Remote - Mexico Only)Senior C# Backend Engineer (Remote - Mexico Only)
Varicent
Mexico, Central America (country)
Senior Backend Software Developer (Remote - Mexico Only)Senior Backend Software Developer (Remote - Mexico Only)
Varicent
Mexico, Central America (country)
Senior Backend Engineer — SPM (Remote - Mexico Only)Senior Backend Engineer — SPM (Remote - Mexico Only)
Varicent
Guadalajara, Mexico (city)
Senior Back-End Developer – .NET Stack (Remote - Mexico Only)Senior Back-End Developer – .NET Stack (Remote - Mexico Only)
Varicent
Querétaro, Mexico (city)
See all
Published: 2025-11-27  •  Sofia, Bulgaria (city)
Remote
Full-time
Company Background

Our client is a diverse, remote-first company in the sports tech and gaming industry, backed by top-tier investors. With a development hub in Sofia, Bulgaria, and operations in Philadelphia, USA, the company delivers innovative, social-first experiences to sports fans worldwide. Their flagship platform revolutionizes how fans engage with sports through free-to-play social gaming, sweepstakes, loyalty rewards, and gamified sports predictions. With a focus on engagement and community-building, they offer an exciting alternative to traditional real-money sports betting.

Project Description

The goal of the project is to provide a social network type of interactive layer on top of the existing application.

Technologies
  • React JS/Native
  • CSS
  • TypeScript
  • Redux/Context API
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;
  • 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;
  • 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;
  • 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;
Job Requirements
  • 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+;
  • Knowledge of English from Upper-Intermediate and higher;
Nice to Have
  • Previous experience in iGaming or online gambling is a plus;
  • 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;
What Do We Offer

The global benefits package includes:

  • Technical and non-technical training for professional and personal growth;
  • Internal conferences and meetups to learn from industry experts;
  • Support and mentorship from an experienced employee to help you professional grow and development;
  • Internal startup incubator;
  • Health insurance;
  • English courses;
  • Sports activities to promote a healthy lifestyle;
  • Flexible work options, including remote and hybrid opportunities;
  • Referral program for bringing in new talent;
  • Work anniversary program and additional vacation days.