Requirements Extensive and current knowledge of programming with Python, proven by at least 5 years of experience in developing web applications with a focus on backend systems with APIs and services Extensive and current knowledge of programming with the Django web framework, with at least 3 years of specific experience in Django for web applications At least 3 years of experience in Development with CI/CD and version control, including troubleshooting in CI/CD pipelines (e.g., GitLab), and knowledge of how existing CI/CD pipelines work, as well as problem-solving skills. At least 3 project references in the area of containerization with modern cloud infrastructures (Docker and OpenShift), as well as proven experience in using Docker and OpenShift for container infrastructures in AWS operations for cloud solutions. At least 3 years of experience in developing with relational databases, e.g., PostgreSQL At least 3 project assignments with DevOps practices, demonstrated by examples, as well as a good understanding of DevOps principles to promote seamless integration and deployment. At least 5 years of experience in a project context in proactively dealing with complex issues and in critically evaluating and optimizing existing processes and structures. Extensive experience with Python unit tests for testing applications to ensure the reliability and robustness of the code, proven by at least 5 years of experience in a project context. At least 3 years of experience working in agile environments, e.g. with Scrum, SAFe or Kanban, in a project context. At least 2 project references in the use of Infrastructure as Code with Terraform to manage infrastructure within AWS. Proven good written and spoken German skills at least at level B2 or equivalent. Proven good written and spoken English skills at least at level B2 or equivalent.