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Senior React Native Developer

Delasport
Full-time
On-site
Kyiv, Ukraine

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