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Jobs / FanDuel / Software Engineer – Frontend (React / React Native)
Posted 2026-09-01

Software Engineer – Frontend (React / React Native)

Description

FanDuel is looking for a Software Engineer (React Native / React) to join its Sportsbook engineering team. The role focuses on foundational engineering, improving the underlying frameworks, tooling, and performance that enable FanDuel to deliver an exciting and innovative customer experience.

Working with the React Native Sportsbook application, the engineer will contribute to app performance improvements and enhance the core codebase to improve quality, scalability, and developer experience. FanDuel is looking for engineers who are collaborative, curious, and committed to developing their skills. The ideal candidate has practical experience with React Native and an interest in mobile performance, tooling, and best practices. Exposure to native Android or iOS development is a plus.

As a member of this team, the engineer will contribute to the foundations of the mobile platform, helping FanDuel engineers deliver features more effectively while maintaining platform quality and engineering best practices. FanDuel is a growth company, so there are plenty of opportunities for you to learn and grow with them.

Responsibilities
  • Contributing to the core React Native codebase that underpins the Sportsbook application.
  • Working on app launch performance and broader performance improvements.
  • Building and maintaining frameworks, tooling, and shared components to support feature teams.
  • Collaborating with engineers across domains to solve cross-cutting technical challenges.
  • Implementing pragmatic solutions that balance performance, maintainability, and scalability.
  • Participating in code reviews, sharing knowledge, and contributing to continuous improvement initiatives.
  • Joining the on-call rota, sharing out-of-hours support duties as part of the incident response process.
Requirements
  • 2–3 years of experience building mobile applications (required).
  • Strong practical experience with React Native or React (required).
  • Interest in performance optimization, tooling, and frameworks as well as app features (required).
  • Native Android (Kotlin/Java) or iOS (Swift) experience (nice-to-have).
  • Familiarity with mobile app development best practices and testing approaches (required).
  • Exposure to Agile development and collaborative team environments (required).
  • Strong problem-solving skills with the ability to evaluate technical trade-offs with guidance (required).
Benefits
  • Competitive compensation.
  • Opportunities for professional development.
  • Generous insurance policies.
  • Paid leave policies.
  • An exciting and fun environment committed to driving real growth.
  • Opportunities to build products that fans love.
  • Career and professional development resources.
About FanDuel

FanDuel Group is an innovative sports-tech entertainment company that is changing the way consumers engage with their favorite sports, teams, and leagues. The premier gaming destination in the North America, FanDuel Group consists of a portfolio of leading brands across gaming, sports betting, daily fantasy sports, advance-deposit wagering, and TV/media, including FanDuel, Stardust Casino and TVG. The company is based in New York with US offices in Los Angeles, Atlanta, and Jersey City, as well as global offices in Canada and Scotland. The company’s affiliates have offices worldwide, including in Ireland, Portugal, Romania, and Australia. FanDuel Group is a subsidiary of Flutter Entertainment, the world's largest sports betting and gaming operator with a portfolio of globally recognized brands and traded on the New York Stock Exchange (NYSE: FLUT).

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