Sofia, Bulgaria, Bulgaria
Onsite
Job title: React Native Developer
Location: Sofia
Overview of the role:
We are looking for a talented React Native developer to join our team. The ideal candidate will work primarily on building and maintaining modern, scalable mobile applications using React Native, contributing to a smooth and performant user experience across both iOS and Android platforms. This role is perfect for someone passionate about clean, maintainable code, mobile UI/UX best practices, and continuous improvement. Familiarity with native modules, state management libraries (like Redux), and performance optimization for mobile apps is a strong advantage.
This role follows a hybrid approach to working, allowing you to combine working from home with working in our modern offices. These discussions are between you and your manager to find the best pattern for you both, while recognising that quality time together is essential for keeping us mission-aligned.
Our teams work from a lively location nestled within this historic city. Enjoy the best of both worlds with winter and summer offices, tantalizing free snacks and a gaming paradise for endless entertainment.
What you’ll do:
Develop and maintain cross-platform mobile applications using React Native and modern JavaScript (ES6+) standards;
Build scalable and maintainable mobile UI components, with a strong focus on performance and mobile UX best practices;
Collaborate with designers, backend developers, product owners, and stakeholders to implement intuitive and user-friendly mobile solutions;
Integrate mobile apps with RESTful APIs, and other third-party services;
Write clean, reusable, and testable code following best practices in mobile development and architecture;
Debug, troubleshoot, and optimize mobile app performance across devices and platforms;
Contribute to documentation, including component usage, architectural decisions, and mobile-specific guidelines;
Ensure device and OS compatibility, including various screen sizes, resolutions, and operating systems;
Participate in peer code reviews and uphold high standards for code quality and consistency across the mobile team;
Perform related duties as assigned.
What you’ll bring:
Skills, Capabilities & Experience Required:
2–4 years of professional experience in mobile development, with hands-on experience building applications using React Native and TypeScript
Solid working knowledge of React Native and its ecosystem, including Hooks, Context API, navigation, and common state management solutions (e.g., Redux, Zustand, or similar)
Experience contributing to and shipping production-ready mobile applications, with an emphasis on code quality, maintainability, and scalability
Good understanding of mobile UI/UX principles, accessibility basics, performance considerations, and platform-specific design patterns (iOS and Android)
Practical experience integrating mobile applications with RESTful APIs
Confidence in implementing responsive layouts and styling for mobile apps
Experience working with Git and collaborating in team-based, Git-driven workflows (e.g., GitHub or GitLab)
Exposure to unit and/or integration testing for mobile applications (e.g., Jest, React Native Testing Library); deeper testing experience is a plus
Familiarity with CI/CD pipelines, mobile build processes, deployment automation, or over-the-air updates is a plus
Some exposure to WebView usage or native modules is a plus, with willingness to learn more about platform-specific code when needed
Awareness of cloud services and mobile deployment processes (e.g., Firebase, App Store, Google Play) is a plus
Comfortable communicating in written and spoken English within a cross-functional team
Personal Attributes
Analytical and synthesis skills;
Problem-solving skills;
Autonomy and resourcefulness;
Sense of initiative;
Attention to detail;
Flexibility in organizing work;
Ability to work as part of a team;
Ability to adapt to change;
Results driven.
It’s ok if you don’t think you tick every box on this list. We love people who want to challenge themselves and are passionate about what they do. If you believe you can contribute in some areas and are eager to learn, we encourage you to apply.
Why choose us:
Aside from a generous base salary, we have a fantastic benefits & rewards program that is designed to encourage personal and career development.
Discretionary annual performance bonus
30 days paid leave
Health and Dental Insurance for you, your partner and your children (if you all live at the same address)
Personal life insurance and disability coverage
Wellbeing fund
Continuous learning support for certifications and career growth
26 weeks primary carer leave at 100% pay & 4 weeks secondary carer leave pay at 100% pay, no eligibility period applies
A sports’ card membership valid across the country
Discounts as a compliment form us among different services
Monthly food vouchers
Equal opportunities:
At Flutter International we are committed to creating an inclusive environment where our people can be their authentic selves and thrive. We embrace and celebrate diversity, respecting all our uniqueness and differences.
We welcome you to let us know whether you have any accessibility needs. All you need to do is email us at talent@flutterint.com. Your journey with us is focused on ensuring you have what you need to be your best self.
Learn more about the works we are doing on Inclusion and Belonging here: https://careers.flutterinternational.com/working-at-flutter-international/diversity-equity-inclusion/
The group:
Flutter CEE is a proud member of the Flutter Entertainment family, a global leader in sports betting, iGaming, and entertainment. We're not just another company; we're listed on both the prestigious FTSE 100 index on the London Stock Exchange and the New York Stock Exchange (NYSE). What sets us apart is our world class brands, cutting-edge products, and our International division includes our operations in over 100 global markets and offers sports betting, casino, poker, rummy and lottery, mainly online. What truly defines us is our commitment to ensuring that the excitement of gaming and entertainment is experienced in a responsible and sustainable way. Our remarkable team of over 8,000 colleagues drives this vision, spread across 28 offices worldwide.