Linux Virtualization Developer (f/m/d) - vGPU, QEMU KVM

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.

Tasks

• Optimize and debug our vGPU, QEMU/KVM solution for our virtual data center environment to achieve best stability.
• Give back to the community: bring in-house contributions upstream and help fix upstream bugs.
• Plan seamless upgrades for the existing stack and help make them happen.
• Plan, design and execute transformation from other virtualization solutions to our vGPU, QEMU/KVM stack.
• Get involved in development from conceptual design to implementation and to the deployment strategy.
• Draft, execute and automate test plans for features, performance, load, stress, endurance and security.

Qualifications

• Experience in GPU virtualization esp. for AI workloads.
• Proven track record of upstream Qemu and Linux kernel (KVM) contributions.
• Being fluent in Bash or Python, Go and/or Rust is an advantage.
• Good knowledge in analyzing and documenting software bugs.
• Experience with the GPU architecture (NVidia, AMD).
• Being innovative, present new ideas about features, performance and stability.
• Communication and presentation skills.
• Fluent in English.

Benefits

• Hybrid working model with home office option.
• Flexible working hours through trust-based working hours.
• At some locations a subsidized canteen and various free drinks.
• Modern office space with very good transport connections.
• Various employee discounts for activities and products.
• Employee events such as summer and winter parties, as well as workshops.
• Numerous training and development opportunities.
• Various health offers, such as sports and health courses.

Location: Berlin.

About IONOS

IONOS is the leading European digitalization partner for small and medium-sized businesses (SMB). The company serves around six million customers and operates across 18 markets in Europe and North America, with its services being accessible worldwide. With its Web Presence & Productivity portfolio, IONOS acts as a 'one-stop shop' for all digitalization needs: from domains and web hosting to classic website builders and do-it-yourself solutions, from e-commerce to online marketing tools. In addition, the company offers Cloud Solutions to enterprises who are looking to move to the cloud as their businesses evolve. 

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.