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// Join the SysEleven crew

Software Engineer High-Security Cloud (m/f/x)

🕗
As of now

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Permanent Role

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Fulltime (40h / week)

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Berlin or 100% remote

Your Mission

As a Senior Software Engineer, you play a key role in developing stable, high-performance, and maintainable software solutions for our cloud platform and infrastructure. You build secure, efficient, and reliable components for highly secure, sovereign cloud environments. With your technical expertise and close collaboration with other teams, you help shape our development processes, introduce new features, and contribute to the continuous improvement of our infrastructure.

Deine Mission bei SysEleven Hintergrund mit Technologielogos

Details

Your responsibilities:

  • Develop and test scalable software solutions with a strong focus on quality and performance
  • Optimize existing systems for efficiency, security, and user experience
  • Implement and maintain automated tests and CI/CD pipelines
  • Perform code reviews, debugging, and performance analysis
  • Work closely with product owners to implement technical requirements
  • Provide technical mentoring within the team and actively contribute to technical advancement

What you have to bring on board:

  • Excellent knowledge of Go, Python, and Bash
  • Strong understanding of networking technologies (routing, switching), especially dynamic routing protocols
  • Deep expertise in Kubernetes, particularly in CNI and Linux networking
  • Experience with CRD-based API design and the development of operators and controllers
  • Fluent in German and proficient in English

What to expect at SysEleven:

You’ll be part of a dedicated team passionate about the stability and reliability of critical infrastructure, actively contributing to digital security and sovereignty in Germany and Europe. Our team culture is shaped by openness, mutual trust, and a shared commitment to learning from one another. We develop cutting-edge security solutions and rely on responsibility, trust, and genuine collaboration. You can expect room to shape your work, deep technical challenges, and an environment where your ideas truly matter.

 

Interessiert? Dann freuen wir uns darauf Dich kennenzulernen!

SysEleven Recruiter Jan Neymanns
Jan Neymanns

Sounds interesting?
Then I look forward to hearing from you:

Then simply contact me by e-mail or phone.

You can apply easily via our short application form. Just click on the green button! ⬇

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// SysEleven Office

You can find us in beautiful Berlin Friedrichshain

// SysEleven Office

Coffee, drinks and lunch together