Senior Frontend Engineer (React Native)
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Senior Frontend Engineer (React Native)

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe. 

Join Our Team as a Frontend Engineer (React Native)!

Are you passionate about building exceptional web and mobile experiences? Do you excel in creating clean, maintainable code and collaborating in cross-functional teams? If so, this is the role for you!
 
We are looking for a Frontend Engineer (mobile focused) to design and develop high-quality web and mobile interfaces that power customer banking apps and flexible services for our Banking-as-a-Service (BaaS) clients.
You’ll work with cutting-edge technologies, ensure top-notch security practices, and drive frontend innovation while being part of an inclusive, collaborative, and high-performing team.
 

Sounds like your kind of challenge?

 

Li-Hybrid

 

Warsaw: 2 days/month on-site

What you'll be doing

  • Build and maintain features in React and React Native apps, ensuring smooth integration with event-driven microservices.
  • Collaborate in cross-functional teams with product managers and designers to solve complex UX challenges.
  • Deliver clean, maintainable, and robust code with high reliability and security standards.
  • Own quality through testing to keep CI/CD pipelines fast and reliable.
  • Share knowledge, mentor peers, and participate in technical problem-solving sessions.
  • Contribute to frontend shared libraries and design systems for consistency across banking apps.
  • Optimize app performance for diverse environments, including low-connectivity scenarios, ensuring secure data handling.
  • Troubleshoot production issues and contribute to long-term architectural improvements.

 

Note: Detailed project information will be shared during the recruitment process. 

What you get in return

  • Flexible cooperation model 
  • Hybrid work setup – remote days available depending on the client’s arrangements 
  • Collaborative team culture – work alongside experienced professionals eager to share knowledge 
  • Continuous development – access to training platforms and growth opportunities 
  • Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more 
  • High quality equipment – laptop and essential software provided 

Who we're looking for

  • Strong experience with React and React Native, with a focus on user experience.
  • Expertise in TypeScript and modern JavaScript, advanced state management, and component patterns.
  • Proficiency in managing complex data fetching using REST and GraphQL/Apollo.
  • Strong focus on software quality and testing (React Testing Library, Vitest, WebdriverIO, Playwright).
  • Deep understanding of web and mobile security, secure data storage, and privacy-first engineering.
  • Active contributor in code reviews and technical knowledge sharing.
  • Pragmatic problem-solver with robust, efficient solutions mindset.
 

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference. 

Ready to take the next step?

Submit your application! We look forward to reviewing your profile 😊 

Know someone who might be a great fit? 
Feel free to share this opportunity using the referral link: Mindbox Referrals System

ID: 2472 job_post.published_on: 13/08/2026
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