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Sportradar is hiring a

Senior Frontend Developer - React / React Native

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Read by 35 job seekers.

Location: Warsaw, Permanent

ABOUT US: 
 
The Live Data unit is responsible for the development, delivery, and global distribution of real-time sports data across a diverse range of sporting events. Through strong partnerships with rights holders, media organizations, and betting companies worldwide, the unit ensures the seamless provision of accurate, high-quality data across 30+ different sports disciplines, including e-sports. 

In Live Data Apps we are developing a comprehensive web and mobile solutions that enable scouts
o collect and manage real-time sports data during live events

THE CHALLANGE: 

As a Senior Developer in our LDA (Live Data App) Team, you’ll play a key role in building and evolving
web and mobile solution. We're looking for someone with strong proficiency in React and a working knowledge of React Native or willingness to learn it.

We are looking for someone who is passionate about software development and bring a solid understanding of modern development practices. We value simplicity, write clean, maintainable code, and follow clean architecture principles. We practice Test-Driven Development (TDD), enjoy pair programming.

In return, you’ll be an integral part of a supportive, collaborative team, with access to mentoring and training to continue growing your skills and experience.

Key Responsibilities: 

  • Build scalable, high-performance services on top of our real-time sports data, collected 24/7 globally for more than 30 different sports.    

  • Be an active part in making the most out of our AWS partnership  

  • Become a domain expert in the exciting world of real-time sports data  

  • A real opportunity to influence design and technology 

  • Stay hands-on with code while contributing to architectural discussions and long-term planning

ABOUT YOU: 

You are a pragmatic and independent developer with a focus on frontend development. You’re passionate about solving hard problems and building systems that matter. You enjoy working in diverse teams and see continuous learning as part of your everyday work.
 
Required: 

  • Strong software engineering background with React 

  • Proven experience with TDD, XP practices, and pair programming

  • Solid understanding of clean architecture and design principles

  • Experience with Node.js servers

  • Experience working in Agile, cross-functional teams

  • Experience with cloud-based appreciations and microservices

  • Strong communication and collaboration skills

Desirable experience: 

  • Prior experience with React Native would be a plus

  • Experience with automation testing on various levels (BDD, Performance testing, Contract testing) 

  • Understanding how the code can be shipped (Docker, Kubernetes) 

OUR OFFER: 

  • collaborative environment with colleagues from all over the world (Engineering offices in Europe, Asia and US) 

  • Ability to shape your own workday and career via a clearly defined professional and personal development plan 

  • Opportunity to work with senior leadership team and develop yourself within an inspiring and fast-growing company 

  • Vibrant and inclusive community, including Women in Tech and Pride groups which welcome all participants 

  • Flexible working hours 

OUR RECRUITMENT PROCESS:  

  • Initial Screening: A brief conversation with our Talent Acquisition Partner to review your background, experience, and expectations 

  • Technical Task: A take-home coding assignment designed to reflect our daily work, completed at your convenience 

  • Technical Interview (90 minutes): An in-depth discussion on your submitted coding task, including a review of your thought process, live coding exercises, and a system design conceptual discussion 

  • Cultural Fit Interview (30 minutes): A conversation with Senior Management to assess your ability to work in a matrix organization and collaborate with stakeholders 

  • Final Step: Receive feedback and, if successful, an offer!   

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