Software Developer Storage (f/m/d) (Cloud Orchestration)

At IONOS, the leading European provider of cloud infrastructure, cloud services and hosting services, you will work together with a wide range of teams. We are characterized by open structures, a friendly working culture and flat hierarchies with a strong team spirit. We firmly believe that work and fun are compatible, and offer you the right environment for this. Our constant growth means that we are always looking for new colleagues. Become part of IONOS and grow with us.

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Your Tasks:

The data centers behind the IONOS Cloud IaaS consist of hypervisor machines hosting the customer VMs and the storage machines providing the persistent storage. The machines are interconnected via a low latency rdma network. The software side of our storage stack is based on the upstream linux kernel drivers, yet to be open-sourced in-house solutions and the provisioning/cloud orchestration software. Further design and development, maintenance and troubleshooting as well as performance-, reliability- and efficiency- evaluation and optimization of this stack is the task of the platform storage development team.

We Appreciate:


Must have:

  • Practical experience and high interest in storage (kernel block layer, distributed block devices, RAID based replication).
  • Practical experience with Linux systems.
  • Excellent experience using at least one of C/GoLang/Python and willing to learn the others.

Nice to have:

  • Experience in the development of Linux kernel or kernel modules.
  • Experience in InfiniBand networking and RDMA.
  • Experience in working with the linux community or other opensource projects.
  • Experience in Jenkins/Gitlab/Jira/Confluence.

Job info

Location: Berlin
Type: Full-time
Category: Carrier Management
Work experience: Professionals
Reference ID: 2238


1&1 IONOS is Europe's leading platform for cloud services and hosting services. We successfully support our customers in their business development.

More than 4000 employees in several countries around the world are working to meet the requirements and wishes of our 8.5 million customers.

We promote the development of our employees and their different talents, interests and languages.

We value diversity and welcome all applications - regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.

Recruiting Team IONOS
Hinterm Hauptbahnhof 3-5
D-76135 Karlsruhe