At Kelvion, our mission is to lead the industrial transformation by championing innovation and sustainability. From optimising data centres and advancing hydrogen production to revolutionising refrigeration and HVAC systems, our mission-critical thermal solutions empower industries around the globe. United as “One Kelvion,” our global team delivers innovative solutions that drive customer success and support a sustainable future. Together, We Shape the Future Your responsibilities Develop and maintain web applications using Java and Spring (Boot) Collaborate with the development team to understand and implement technical requirements Ensure the quality and performance of applications through code reviews and testing Participate in the planning and implementation of new projects and features Collaboration with international R&I, PD and expert teams for the development and integration of technical calculation functionalities Direct communication with the global user base for requirement gathering and implementation approval Bachelor’s or Master’s degree in Computer Science, or equivalent At least 2 years of professional experience in software development Experience in development with Java and the Spring Framework Good knowledge of web technologies, including HTML, CSS, and JavaScript Experience working with databases, preferably MSSQL Familiarity with Stimulus and Hibernate is considered an advantage Strong team player with excellent communication skills, combined with an independent and structured approach to work Professional proficiency in English and a minimum German language proficiency of B1 is required. Current residence in Germany.