Senior React Native Developer (w/m/d)

About the Role

Join our team as a Senior React Native Developer (w/m/d) in Frankfurt or Cologne! You will develop professional, high-reach cross-platform mobile apps for clients, ensuring high-quality code and serving as a technical decision-maker within the team.

Your Responsibilities

• Develop cross-platform mobile apps from scratch using React Native.
• Integrate REST APIs, Firebase Realtime Databases, and performance analysis tools like Amplitude.
• Ensure code quality and define team standards for reusability, scalability, maintainability, and testability.
• Be a decision-maker on technological issues, providing sound technical justifications.

What We Offer

• An open-minded team to help you integrate into the world of Cologne Intelligence.
• Valuable time: We work reasonable hours, meetups are considered work time, and sabbaticals are available.
• Remote flexibility: Work from home or our offices in Cologne or Frankfurt, with occasional travel within Germany.
• Continuous learning: A flexible training budget and a Udemy Business account for your personal development.
• Modern equipment with a choice of OS and hardware.
• Great team events: Hackathons, Open Fridays, sports events, and our Social Day.
• The opportunity to actively shape the company as a member of our CI One employee cooperative.

What We're Looking For

• Extensive practical experience in JavaScript and TypeScript development, especially with React Native.
• Knowledge of iOS and Android build processes.
• Quality assurance through Clean Code practices, code reviews, and a deep understanding of unit tests with Jest or similar frameworks.
• Basic IT security know-how and experience with CI/CD pipelines.
• Willingness to share knowledge and mentor less experienced colleagues.
• Enthusiasm for experimenting with and learning new technologies.

Tech Stack (Snapshot)

How to Apply

Think this is the right job for you? Great, we'd love to hear from you! Submit your application via email or use the "Apply Now" button.

For questions, feel free to contact Danica or visit our next Open Friday.

We use the informal "Du" (you) at our company, so feel free to use it with everyone you interact with. It's up to you!

Salary Range: €61,000 - €83,000 Remote Model: Hybrid