Senior React Native Developer

Summary

Join Callstack, a top cross-platform consultancy and development company specializing in React.js and React Native, and work with the best React Native experts on applications used by millions worldwide. As a Senior React Native Developer, you will act as a technology consultant, drive development processes, collaborate with global teams, contribute to the Open Source community, and explore cutting-edge technologies. Callstack offers a unique work environment with opportunities for R&D, open-source contributions, and showcasing your expertise. You'll have an individual self-development budget and the chance to grow in your chosen area. The company works with top Silicon Valley and Fortune 500 companies, providing a challenging and rewarding experience.

Requirements

• A JavaScript expert with extensive knowledge and expertise in modern frameworks and libraries
• Skilled in and enthusiastic about React.js and React Native
• Strong commercial experience in mobile app development (above 3 years), experience in web development is a plus
• Driven towards learning new technologies and knowledge-sharing initiatives
• Able to quickly gain new technical expertise
• Fluent in English (B2+)
• A great communicator and team player
• Proactive and self-driven
• Fun to work with :)

Responsibilities

• 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
• 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, being a part of our R&D activities
• Simply have fun!

Preferred Qualifications

Passionate about the open source mission (documented contributions to any open source project would be a huge plus)

Benefits

• 24 paid days off & 30 days paid sick leave for B2B contractors
• 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 for B2B contractors
• 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
• Possibility to participate in React Universe Conf