Java Developer – Spring / Vaadin / E-Government

At least 5 years of professional experience in Java-based software development projects (including creation, customization, debugging, interfaces, and QA). Fluent German skills, both written and spoken (level C1/C2). Desirable: 8+ years of experience in Java development and architecture/data modeling. Desirable: Project experience in public administration (especially state authorities) and in the school administration sector. Desirable: Verifiable SCRUM certification or equivalent. Required documents and information for submitting a proposal: Current CV/profile (in German). Details of exactly 2 reference projects from the last 5 years, following this format: Project title and time period (month/year to month/year). Reference client and industry (state authority, other public sector, or private sector), including contact person. Detailed project content and your specific role/key responsibilities. Net contract volume and person-days/person-months worked. Size of the overall project team. Methodological and technical environment (e.g., agile methodology, technologies used).