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Senior Python Backend Developer (m/f/d)


Berlin, BE, DE Home Office, DE Wildpoldsried, BY, DE

Stellen-ID:  1345

At the earliest date possible we are looking for support for our #teamsonnen

Clean and affordable energy for all is one of the greatest challenges of our time. Headquartered in the Bavarian energy village of Wildpoldsried, sonnen GmbH wants to enable all people to determine their own energy future. That means, among other things, the inexpensive production and storage of renewable energy and the intelligent networking of producers and consumers. sonnen thereby gives people around the world the opportunity to become independent of fossil fuels and conventional energy supplier.

At sonnen, we are building the energy system of the future. An energy system in which electricity is clean and people are the focus. To this end, we are developing new technologies and business models that have not existed before. Whether intelligent power storage, virtual power plants or digital services - we set the trends of a new energy world. This creates space for innovation, creativity, passion and personal development opportunities in a rapidly growing company.

We are looking for a (Senior) developer to join our Delivery platform team. In this exciting position, you will play a critical role in defining the architecture and implementation of digitalisation of our energy contract processes and automation of manual processes. 


The required technologies include but aren't limited to 

  • Python 3, Django, 

  • AWS Lambda, API Gateway, S3 

  • Terraform 

  • PostgreSQL 

  • Sentry 


We work in cross-functional and self-organized Scrum teams in a DevOps setup, and we follow a "You build it – you run it" approach. We emphasize quality and apply code reviews, extreme programming methods, and test coverage tracking. 

Because technology is constantly evolving, we invest in the growth of our teams and people. We provide access to learning tools and platforms, run pair-programming sessions and sponsor conference visits. 


Your profile 

  • Very good knowledge of Python or a comparable technology    

  • Good knowledge of the components of our tech stack    

  • Several years of experience in the development of backend services from conception through implementation to test automation   

  • Experience with DevOps and Continuous Delivery    

  • A high degree of initiative and passion of independent work in a team in a scaled agile environment    

  • Good knowledge of English and German 

What you can expect:

At sonnen you will experience an international environment in a fast-growing and innovative company in the renewable energy industry sector. Due to our young corporate culture and the short decision-making processes, you can really make a difference with us!

We offer an atmosphere of openness, tolerance and mutual respect. Join us and help us with our vision of clean and affordable energy for all. Share with us the passion for clean energy and new technologies.

If you want to learn more about our benefits, please take a closer look at: Our Benefits

Apply now!

sonnen - energy is yours!

Jobsegment: Developer, Information Technology, Programmer, Technology