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# React Native Engineer (Fantasy Sports)

- **Company:** Joseph Sleeper & Sons, Inc.
- **Location:** San Francisco, CA, United States
- **Experience:** Expert
- **Salary:** $180,000.0 - $235,000.0
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, Application Programming Interfaces (APIs), Mobile Application Development, Software Debugging, TypeScript, Web Content Accessibility Guidelines, ReactJS, Information Technology, Graphql, React Native, Software Coding, Restful APIs, Data Caching
- **Published:** September 5, 2026
- **Apply:** https://startup.jobs/senior-react-native-engineer-fantasy-sports-sleeper-9926973

## About the Role

* An active fantasy sports player: you're in leagues each season and have opinions about how the product should work
 * 4+ years of mobile application development experience, with React Native as your primary framework
 * Desire to take on and own a large scale product with freedom to design and develop a best in class experience
 * Proven ability to develop and implement algorithms or systems in a professional setting, with strong coding skills and knowledge of best practices
 * Comfortable in fast-paced and ambiguous environments, working inside a large, established codebase
 * Hold a degree in Computer Science or have equivalent experience

## Description

* Collaborate with designers to understand user requirements and translate them into technical specifications for our fantasy sports product.
 * Write clean, maintainable, and efficient code using React Native, TypeScript, and related libraries (React Query, Navigation, Reanimated, etc).
 * Troubleshoot and debug complex performance, socket, data caching and other issues.
 * Develop reusable UI components and implement a well-structured component hierarchy for the application.
 * Integrate front-end components with back-end services using APIs (RESTful or GraphQL).
 * Stay up-to-date on the latest advancements in React Native, mobile development best practices, and accessibility guidelines.


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