Technologies-expected : React Native Java Script Redux Firebase Maestro Keycloak Github Bitrise Slack about-project : With the help of our lo T products we support our customers to optimize their energy consumption and to experience a warm and comfortable home. You contribute in adding new functions to our mobile app and make it available for more customers in different countries. You will work with a state of the art technology stack: React Native, Redux, Firebase, Maestro, Keycloak, Github, Bitrise, Slack. responsibilities : Develop a mobile multi brand and multi-platform app based on React Native Lead the feature development in Io T context: Concept development, App development, testing Steer the release process and work on high stability; drive our products towards better technology, quality and functionality Together with the architect and chapter lead you take care of a well-structured code basis, a future oriented technology stack and an evolving architecture Work as a part of an agile team. You actively take part in all agile team rituals to plan, coordinate daily work and ensure continuous improvement; act as a mentor to junior developers Be part of a cross functional high-performance team requirements-expected : Min. 5 years proven React Native track record, 7 years with Java Script in companies, universities or open source communities Interest in Io T systems, hardware and software You know exactly what an app needs to be high performant with a large feature set Experience in end-to-end testing of frontend applications and knowledge about continuous integration and test automation You can handle complexity, thats why you keep your code simple You actively write bridges and practice the principle: "you built it, you run it" You enjoy collaborating with other developers on a daily basis (mob/ pair programming) in a large agile team with shared code basis You have a very good command of the English language offered : Environment that cares about your well-being: flexible working hours, hybrid work model 70/30 and additional 2 days off per year for every employee Package of additional benefits: private medical care, multi-sport card A fast growing, agile and very dynamic team that challenges established routines and helps transforming the Vaillant Group to a data informed business Constant learning opportunities for both technical and personal growth through a range of workshops, seminars, events, and e-learnings We continually pull together, organize tech meetups, take part in conferences and celebrate successes benefits : sharing the costs of sports activities private medical care sharing the costs of foreign language classes sharing the costs of professional training & courses life insurance remote work opportunities flexible working time corporate products and services at discounted prices integration events corporate library no dress code coffee / tea parking space for employees leisure zone extra social benefits holiday funds sharing the costs of holidays for kids employee referral program opportunity to obtain permits and licenses extra leave