Senior Software Engineer (Java/ Jkarata EE)

Tasks:

• Architecture & Development : Design and implementation of highly available, modular backend systems based on modern enterprise Java standards (Jakarta EE / MicroProfile) for the secure handling of insurance and billing processes. You consistently rely on future‑proof patterns such as onion or hexagonal architectures to ensure a strict separation of core logic and infrastructure.
• Legacy Modernization : Responsibility for the gradual reimplementation of historically grown core applications into modern, sustainable software structures. You will design error‑prevention‑based architectures that guarantee maximum data consistency and fault tolerance through established resilience strategies (such as automated safeguards, isolation patterns, and strict validation chains).
• Proactive Operation & Observability : Responsibility for the stable operation of the reimplemented applications according to the DevOps principle...