Your position in our team You enhance our payment software solutions as part of a cross-functional team You develop the payment domain of our market-leading B2B fitness SaaS platform in close cooperation with product management and the developer team using JVM technologies and frameworks like Spring Boot. You create high-quality software components in an agile environment and contribute your ideas within flat hierarchies You develop and enhance resilient, maintainable microservices in an agile and autonomous environment and its integration with our SaaS platform Your profile You have at least 3 years of professional experience in developing cloud-based software using JVM technologies, with knowledge of frameworks like Spring Boot and Hibernate. You have experience in working on a scalable, cloud-native platform You focus on delivering high-quality, reliable components with fast deployment cycles, continuously improving yourself You stay up to date with programming trends, thrive in collaborative environments, and communicate confidently in English (German language skills are a plus). You apply proven design patterns pragmatically to build maintainable and efficient backend systems Your benefits with us Benefits package – private medical care and a sports card to support your health and well-being Flexible working hours – manage your schedule and enjoy a real work-life balance Flexible work model – work fully remotely or combine it with on-site collaboration at our modern office in Warsaw Flexible employment options – choose the type of contract that best suits your needs Access to Udemy Business – grow your skills with thousands of high-quality online courses Unique experience in the Fitness and SaaS industry – join a market-leading company in a dynamic, fast-growing field International team – collaborate with talented colleagues from around the world in a diverse and inclusive environment Unforgettable company events – take part in engaging team-building activities and memorable celebrations No dress code – express your personal style and feel comfortable at work