TL;DR

Senior/Mid React Native Engineer (Mobile Development): Leading the development of high-quality mobile applications using React Native with an accent on modern JavaScript (ES6+), state management, and clean architecture. Focus on solving complex problems in a collaborative environment and delivering impactful mobile solutions.

Location: Veliko Tarnovo, Bulgaria. Hybrid work format.

Company

Tietoevry is a leading software and technology consulting company providing mission-critical solutions to customers across various industries through specialized software businesses and Tieto Tech Consulting.

What you will do

  • Architect, develop, and maintain mobile applications using React Native.
  • Collaborate with cross-functional teams including product, design, and backend engineers.
  • Implement and manage state management using Redux and Redux Toolkit.
  • Ensure code quality through unit testing, code reviews, and adherence to best practices.
  • Optimize application performance and responsiveness across platforms.
  • Mentor junior developers and contribute to team growth.

Requirements

  • 5+ years of professional experience in JavaScript/TypeScript.
  • 3+ years of hands-on experience with React Native.
  • Strong understanding of ES6+ features and modern JavaScript practices.
  • Deep knowledge of Redux, Redux Toolkit, and application state management.
  • Experience with RESTful APIs, mobile UI/UX patterns, and performance optimization.
  • Familiarity with CI/CD pipelines and mobile app deployment (App Store / Google Play).

Nice to have

  • Hands-on experience with Bluetooth integrations (e.g., BLE devices, wearable tech).
  • Familiarity with native modules and bridging between React Native and native code (iOS/Android).
  • Knowledge of accessibility standards and inclusive design practices.
  • Experience with analytics, crash reporting, and monitoring tools.

Culture & Benefits

  • Commitment to openness, trust, and diversity.
  • Encourages applicants of all backgrounds, genders, and walks of life.
  • Fosters an inspiring workplace and fuels innovation.