Senior React Native Developer
- Role
- Frontend
- Experience
- Senior
- Employment
- Contract
The listing doesn't say where it hires from. Check the description or the employer's site before applying.
No BS summary
Senior React Native Developer with 3+ years of mobile app development experience and expertise in JavaScript, React.js, and React Native. Must have an AI-native mindset and familiarity with AI coding tools. Fluency in English (B2+) and passion for open source are required.
Core skills
Required skills
Optional skills
Required languages
What you'll do
- Act as a technology consultant for our clients and help them build great products for multiple platforms
- Drive the development process by providing expertise in cross-platform technologies and solving the most complex programming issues
- Use AI-assisted development tools as a standard part of your engineering workflow to improve productivity, code quality, debugging, and technical decision-making
- Collaborate with development teams, CTOs, Project Managers, and Product Owners from all around the world
- Have multiple possibilities to contribute to the Open Source community by working on projects led by our CTO, React Native Core Contributors, and our Senior Developers
- Be one step ahead, exploring technologies of tomorrow, and being a part of our R&D activities
- Simply have fun!
What they require
- A JavaScript expertise with extensive knowledge of modern frameworks and libraries
- Experience in React.js and React Native
- Strong commercial experience in mobile app development (above 3 years)
- AI-native mindset and practical familiarity with modern AI coding tools such as Codex, Claude Code, or Cursor, with the ability to use them effectively in daily software development work
- Strong drive towards learning new technologies and knowledge-sharing initiatives
- Ability to quickly gain new technical expertise
- Fluency in English (min. B2+)
- Passion about the open source mission (documented contributions to any open source project would be a huge plus)
- Great communication skills and being a team player
- Proactive and self-driven approach to work
Benefits
- 24 paid days off & 30 days paid sick leave
- Fully-covered life insurance
- Private healthcare for you and your family
- Free access to mental health platform - Helping Hand
- Multisport Card or monthly allowance for other sports activities
- Individual Wellbeing & Development Budget
- Monthly lunch allowance
- Accounting costs refund
- Flexible working hours and fully remote work possibility
- Cool office in Wrocław city center
- Magnificent team events and activities
- Company-wide workation and team building workshops
- Top-notch hardware - Apple devices
Callstack was founded in 2016 by Mike Grabowski and Anna Lankauf . Our company provides top cross-platform consultancy & development in React.js and React Native. We co-create the technology and collaborate with the Meta team on shaping the technology as core contributors and innovators. Our main goal is to drive and accelerate software development innovation. To achieve that, we follow our major rule: We don’t follow best practices. We set them! What is unique about working at Callstack? Yo u will work with the best React Native experts on applications used by millions worldwide. You have a possibility to contribute to our projects in Open Source like React Native Paper, Linaria, RN Testing Library etc. There are plenty of possibilities to showcase your expertise: You can speak at our conference , be featured in our blog, or React Universe On Air episode. You are the one to decide in which area you want to grow, you’ll have an individual self-development budget to upgrade your soft skills, managing skills or become a Mentor in the future. Join us and work with the TOP Silicon Valley and Fortune 500 companies in the USA!