Flutter developer for mobile apps (m/f/d)

Job Description At Healy, you’re not just an employee—you’re a co-creator. Healy World GmbH is an innovative and leading company in the health and wellness industry. We’re growing, we’re shaping the future, we’re making a difference—and you can be a part of it! We offer an innovative and diverse work environment that’s constantly evolving. In Finance, Legal, Marketing, or Operations, you’ll have the chance to make a real impact with your ideas and actively help shape change. Would you like to contribute to the success of our online business as an E-Commerce Manager, leveraging your analytical thinking, your knack for digital trends, and your hands-on approach? Do you want to support our team with your motivation, dedication, and fresh ideas? Are you passionate about the world of e-commerce and eager to continuously develop our online store, digital sales channels, and the customer journey—while tackling diverse challenges as part of a dynamic team? Be more than just an employee—become a co-creator: as an Flutter Software Developer (m/f/d) Where? At our location in Berlin or Mainz YOUR MISSION Development and maintenance of Flutter applications: You develop high-quality mobile applications for Android and iOS using Flutter and Dart. You are responsible for the continuous improvement and maintenance of the appsUI/UX design integration: You will work closely with our design team to optimise the user interface and user experience of the apps and ensure that they comply with current design guidelinesAPI Integration: You integrate third-party APIs and backend services to extend the functionality of the applications and ensure they run smoothlyQuality assurance: You are responsible for testing and debugging the applications to make sure they run bug-free and stablePerformance optimisation: You optimise the performance of the applications to ensure a smooth user experience and analyse and fix performance problemsTechnical documentation: You create and maintain technical documentation for your development work to support team collaboration YOUR PROFILE Solid experience in mobile app development with Flutter and DartKnowledge in the integration of APIs and backend servicesGood knowledge of CI/CD practices/methods(Must-have) Proven experience with GitHub, GitLab or similar version control platforms*Experience in troubleshooting and performance optimisation of mobile applicationsGood teamwork and communication skillsWillingness to continuously learn and follow Flutter development best practicesIdeally experience with agile development methodologiesBusiness fluent in English with excellent written and verbal communication skills required Must-have! To be considered for the advertised position, you should be able to demonstrate that you have experience with GitHub, GitLab or similar version control platforms. This is essential as these skills are required for efficient collaboration and smooth working within our team. You should be able to demonstrate your knowledge and experience of using these platforms in your CV or cover letter to ensure you have the necessary skills to be successful in this role. THAT'S WHAT WE OFFER YOU! Mobility: Subsidized Germany ticket and a company bike through salary conversionRetirement Benefits: 50% employer contribution to company pension scheme for financial securityFlexibility: Work-life balance with the possibility to work fully (100%) remoteFamily-Focused: Paid sick days for children with 100% employer payment for up to 5 daysWorkspace: Innovative office with state-of-the-art technology and ergonomic, height-adjustable desksCulture: Inspiring corporate culture with an international team, diversity, and flat hierarchies for idea exchange and quick decision-makingCatering: Free fresh fruit, non-alcoholic beverages (water dispenser, Fritz-Kola, etc.), and a wide selection of coffee optionsShopping Benefits: Corporate Benefit program with exclusive offers and discountsContinuous Improvement: We continuously work on enhancing and optimizing our benefits to make your workday more enjoyable and enriching ARE YOU READY TO BE PART OF OUR TEAM? If you've made it this far, then we're sure we share something special - an enthusiasm for the exciting opportunity to be part of our Healy World team! We're thrilled that we've piqued your interest and want you to feel right at home with us right from the start. Your way to us is very simple: Send us your detailed application and your earliest possible starting date. If you have any questions or need further information, our recruiting team will be happy to help you by e-mail at hr@healy.world. We are excited to meet you and look forward to exploring the opportunities at Healy World with you. Visit our job portal to explore other vacancies you haven't seen yet: https://healy-world-gmbh.jobs.personio.de/. About Us Since our founding in 2019, Healy World has grown into a global company. In over 50 countries - with locations in Germany, the USA, Singapore and more - we make frequency technology accessible for everyday life. Our goal: to help people live healthier and more conscious lives. With our innovative wearable, we combine technology and well-being to promote balance and holistic health.