Senior Java / Fullstack Developer (m/f/d)

The squad maintains and develops web applications in the insurance sector, including tariff interfaces and various web-based customer tools (e.g., health calculators and claims checks). Role: Senior Java / Fullstack Developer (m/f/d) Location: Cross-functional squad in the "Market & Customer" area (80% remote / 20% on-site) Period: From September 1, 2026 (latest start: October 1, 2026) to February 1, 2027 (maximum) Project duration: 4 months Project language: German (at least C1 level) Further development of tariff configurators: Implementation of a dialog-based approach for a central tariff tool, including the implementation of AI-supported advice. Process optimization: Implementation of process locks within the tariff architecture. Career portal: Technical implementation and integration of a modern career website (connection to SmartRecruiters). Interface modernization: Update and modernization of a business-critical, internal data interface. Expansion of web tools: Development of existing applications (e.g. BMI calculator) within the closed, password-protected customer portal.

Für diese Rolle sind ein abgeschlossenes Informatikstudium , mindestens 5 Jahre Projekterfahrung in der mehrschichtigen Fullstack-Webentwicklung sowie Erfahrung im stark regulierten Versicherungsumfeld zwingend erforderlich.

Must-Have Kriterien (Zwingend nachzuweisen):

• Backend & Sprachen : Java 21+ (ausgezeichnete Kenntnisse), Kotlin, Spring Framework & Spring Boot, JSF / PrimeFaces Grundlagen
• Frontend : React mit TypeScript, WebComponents, CSS / SCSS
• Architektur & Cloud : Microservices, REST, EAI (Enterprise Application Integration), OpenShift, Kubernetes, Docker, HELM-Charts, ArgoCD
• Tools & Automation : Maven, NPM, Git (Workflows & Actions), IntelliJ IDEA, GitHub Copilot
• Tests & Monitoring : Playwright (E2E), Grafana, YAML, JSON
• Methodik & Domäne : Agile/Scrum, Jira/Confluence, IT-Security & Datenschutz, Agile/Scrum, Jira/Confluence, IT-Security & Datenschutz, mehr als1 Jahr Projekterfahrung im Umfeld einer gesetzlichen Krankenversicherung (GKV)