Job Vacancy: Senior Software Engineer (Backend) (m/w/d) - Team Billing // Lumenaza GmbH | IT / Software Development Jobs | Berlin Startup Jobs
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Job Vacancy: Senior Software Engineer (Backend) (m/w/d) - Team Billing // Lumenaza GmbH | IT / Software Development Jobs | Berlin Startup Jobs
"We are a green-tech company shaping the energy industry towards a more sustainable future. At Lumenaza, you have the opportunity to actively contribute to the world of decentralized and renewable energy. Our mission is to drive the energy transition forward - with passion and innovation. Lumenaza stands for clear values: sustainability, diversity, and collaboration. We take pride in our diverse team and are committed to supporting women in tech."
"Contribute to the energy transition: You design and develop software solutions that enable our customers to reliably and efficiently implement complex tariff models, billing workflows, and accounting-related processes. Your work directly supports economically sustainable business models in renewable energy. Shape complex systems: From concept and implementation to quality assurance, you are involved in every step. You help design and evolve billing logic, data models, and product catalogs, ensuring long-term maintainability, scalability, and domain correctness."
Lumenaza is a green-tech company shaping the energy industry toward a more sustainable future and driving the energy transition with passion and innovation. The company emphasizes sustainability, diversity, collaboration, and support for women in tech. Thorough onboarding provides familiarity with energy market processes and knowledge sharing mitigates market complexity. The open position is Senior Software Engineer (Backend) in the Billing team in Berlin. Responsibilities include designing and implementing billing and monetization solutions, complex tariff models, billing workflows, and accounting processes. Work covers full lifecycle, billing logic, data models, product catalogs, maintainability, scalability, and domain correctness. Technical demands include accuracy, traceability, performance, Python/Django development, asynchronous and batch processing, distributed systems, and integration with external billing and accounting systems.
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