Senior Software Engineer (Backend) (m/w/d) - Team Billing

We are a green-tech company shaping the energy industry towards a more sustainable future. As a Senior Software Engineer (Backend) in the Billing team, you will work on solutions for the billing and monetization of energy services and the related business processes.

Requirements

• Degree in Computer Science, Business Informatics, or a comparable qualification
• At least 5 years of experience as a backend software engineer
• Excellent knowledge of Python and Django
• Solid experience with the Django REST Framework
• Practical experience designing, developing, and integrating REST APIs
• Experience with microservice architectures and distributed systems
• Confident handling of Docker and Docker Compose
• Practical experience with pytest or similar testing frameworks
• Understanding of working with business-critical legacy systems and their evolution
• Passion for clean code, automation, and CI/CD
• Strong communication skills in English
• Experience working with PostgreSQL, Redis, and object storage (e.g., S3)
• Confident use of Git
• Experience working with Linux systems
• Knowledge of Celery and asynchronous programming

Benefits

• Comprehensive onboarding and training
• Flexibility for a better work-life balance
• Attractive additional benefits
• Modern work environment
• Innovation at the heart of the energy transition