Senior React Native Developer

Senior React Native Developer

Kyiv

Delasport — Implementing Technological Solutions Here and Now.

Delasport is an iGaming Software company providing Sports Betting & Online Casino software, and turnkey B2B solutions. Established in 2010, Delasport delivers a one-stop-shop solution of Sports Betting and Online Casino from a White-Label, with a full range of management services to a Plug&Play iFrame and a complete Turnkey. We are looking for the top talents to join our team in R&D centre in Kyiv.
 

RESPONSIBILITIES:
Build and evolve modern front-end applications using React and React Native

• Collaborate closely with backend teams to integrate RESTful and GraphQL APIs
• Refactor and enhance legacy implementations while improving test coverage and maintainability
• Troubleshoot and optimize performance across multiple environments and platforms
• Contribute to architecture discussions, release processes, and continuous improvement initiatives
• Shape development workflows, tools, and CI/CD pipelines for maximum efficiency
• Participate in planning and syncs, helping to ensure smooth, timely delivery
   

REQUIREMENTS:

• 5+ years of professional front-end development experience
• 3+ years of hands-on experience with React and React Native
• Strong knowledge of TypeScript, ES6+, hooks, and context API
• Solid understanding of mobile app lifecycle, background handling, and performance optimization
• Experienced with GraphQL, REST, WebSockets, and debugging tools (React DevTools, Chrome Debugger)
• Familiar with automated testing and clean coding principles
• Bonus points for experience with Expo, Vue.js, or PHP
• A proactive, self-driven engineer who communicates clearly and thrives in a collaborative, fast-paced environment
   

WHAT WE CAN OFFER YOU

• Modern office in Podil with an uninterruptible power supply and the Internet
• Personal time off (21 business days of paid vacation, paid days on special occasions, sick leaves, emergency days off)
• Public holidays
• Health and life insurance with our broker, available starting from the month following the employee’s start date with the company
• Modern technical equipment
• English courses with native speakers
• Ukraine-based educational programs
• Sports activities reimbursement
• Corporate entertainments
• Happy hours on Fridays
• Gig contract support