Team Lead – Mobile App Development (React Native) (m/f/d)

Founded in 2012, wikifolio.com is a dynamic and rapidly growing FinTech in Vienna and the best-known company for B2C investments in German-speaking countries.

We believe that everybody should be able to invest successfully in the capital markets – regardless of whether you have €100 or €100,000 to invest. We stand for the democratisation of the investment market and put our users at the centre of our focus.

• Lead, mentor, and coach a team of mobile engineers – fostering individual growth, providing constructive feedback, and supporting career development.
• Set direction and priorities for the team, ensuring alignment with company goals and a focus on delivering customer value.
• Actively contribute to development, delivering clean, scalable, and maintainable code in React Native across iOS and Android platforms.
• Own the technical architecture and decisions for the mobile domain, balancing short-term impact with long-term vision.
• Guide your team in technical discussions, code reviews, and design decisions, always with an eye toward quality and collaboration.
• Lead the team in implementing robust testing strategies, end-to-end performance monitoring, and mobile-specific CI/CD pipelines.
• Partner closely with Product Managers, Designers, and other Engineering Leads to shape the mobile roadmap and execute against it.
• Cultivate an inclusive, feedback-driven team culture that values psychological safety, continuous improvement, and shared success.
• Help manage technical debt and guide the team in balancing feature delivery with engineering excellence.

• 2+ years of direct people management experience, including responsibilities such as running 1:1s, coaching, mentoring, and supporting career development.
• 5+ years of professional experience in mobile application development.
• Expertise in React Native, JavaScript, and TypeScript, with a proven track record of building and maintaining cross-platform mobile apps.
• Strong grasp of state management, performance tuning, and mobile-specific architectural patterns.
• Solid understanding of iOS and Android platform-specific considerations, including UI/UX consistency and native integration.
• Familiarity with testing frameworks (e.g., React Native Testing Library, Maestro) and CI/CD tools like Fastlane and Azure DevOps.
• Clear communicator in English, capable of bridging technical and non-technical discussions effectively.
• Interest in financial markets or fintech is highly appreciated.

• Experience in applying strategic coaching and mentoring techniques.
• A proven track record of managing performance of your team members.
• Knowledge of profiling and debugging tools such as React Dev Tools, Flipper, or similar.
• Understanding of mobile security best practices and privacy regulations.
• Experience with end-to-end testing in mobile applications.
• Experience leading or working in distributed/remote-first teams.

• Building a high-performing, happy team with a strong sense of ownership and purpose.
• Delivering features that balance technical complexity with product simplicity.
• Ensuring consistent functionality and user experience across platforms.
• Driving continuous improvement in mobile architecture, performance, and reliability.
• Encouraging and facilitating individual growth through coaching, mentoring, and clear development paths.

At wikifolio.com an exciting job environment awaits you in a dynamic, constantly growing and multiple award-winning fintech. Experimenting, failing early, learning and continuing is our motto. An innovative working world with opportunities for professional development is our goal. Expect real work-life balance as well. Become part of our team – we live by our values transparency, fairness, ambition, sustainability and joy and make investing available for everyone.