Senior React Native Developer

Who we are!

At Levi9, we are passionate about what we do. We love our work and together in a team, we are smarter and stronger. We are looking for skilled team players who make change happen. Are you one of these players?

About The Project

Our client is a leading media company in Western Europe, delivering high-quality content across various platforms, including newspapers, magazines, radio, TV, websites, apps, and podcasts. Their brands reach millions of people daily, shaping the media landscape with independent and trusted journalism.

Responsibilities

• Develop, optimize, and maintain mobile applications using React Native
• Collaborate with designers and product teams to deliver modern UX/UI
• Integrate with REST or GraphQL APIs
• Optimize performance, speed, and memory usage of mobile apps
• Write unit and integration tests to ensure code quality
• Participate in planning, code reviews, and architectural discussions
• Support and update existing applications, fix bugs, and deliver improvements
  
  

Requirements

• 4+ years of experience with JavaScript ES6+ / TypeScript and modern UI technologies
• 2+ years of hands-on experience with React Native (including React Navigation v7, deep linking, nested navigators)
• Strong understanding of the React ecosystem (React, Redux Toolkit, RTK Query or alternatives React Query etc.)
• Experience with testing tools: Jest, React Native Testing Library
• Proficiency with Git and Git Flow
• Experience integrating with REST APIs; GraphQL knowledge (Apollo/URQL) is a plus
• Understanding of software architecture patterns and design principles
• Experience with CI/CD for mobile apps (e.g. Fastlane, EAS, Bitrise, GitHub Actions)
• Proven track record of publishing apps to App Store and Google Play
• Understanding of performance and memory optimization in mobile applications
• Basic knowledge of working with native modules (Android/iOS)
  
  

Nice To Have

• Experience with OTA updates (CodePush, EAS Update)
• Familiarity with styled-components, Emotion, or NativeWind
• Understanding of app security best practices (secure storage, obfuscation, encryption)
  
  

A few more important things

• We consider candidates who have at least an Upper-intermediate level of English.
• We work in a hybrid setup, so we prioritize candidates who are based in Kyiv or Lviv and can visit our office on their first working day.
  
  

9 Reasons To Join Us

• Today we're working with the technology of tomorrow.
• We don't wait for a change. We are the change.
• We're experts in creating experts (Levi9 academy, Lead9 program for leaders).
• No micromanagement. We are free birds with a clear understanding of what the high performance is!
• Learning in Levi9 never stops (unlimited Udemy for business, meetups, English&German courses, Professional trainings).
• Here you can train your body and mind.
• We've gathered the best locations - comfortable, cozy and pet-friendly offices in Kyiv (5 minutes from Olimpiyska metro station) and Lviv, with regular offline internal events
• We have master's degree in work-life balance.
• We are actively supporting Ukraine with constant donations and volunteering
  
  

Simple step to get this job

Click the APPLY NOW button and leave your contacts!

Levi9 is a nearshore technology service provider with around 1000 employees and 50+ customers. We specialize in custom made business IT – 95% of our work is on the revenue side of our customers. This is where time to market, high productivity, stable team velocity, and great quality through automation, agility, intensive interaction and understanding matter most.