CRIU Developer

Virtuozzo is a leading server virtualization solution tailored for data centers and hosting providers. It enables efficient distribution of physical resources across virtual environments, including virtual machines and containers.

We are currently seeking a C Developer to contribute to the development of CRIU—a cutting-edge technology for live container migration and checkpointing.

We welcome engineers at all experience levels. The key requirement is a strong willingness to learn.

As a CRIU developer, you will engage with a wide range of kernel objects accessible to user space, solving complex challenges and exploring innovative solutions.

Responsibilities:
As a C Developer for CRIU, you may take on the following responsibilities:

• Develop and maintain CRIU, a live container migration and checkpointing utility that is a low-level userspace application closely integrated with the Linux kernel.
• Design and implement new interfaces in the Linux kernel to enable advanced migration features.
• Collaborate with the CRIU and Linux kernel mainstreams to merge the developed code.
• Represent the team and the project at professional conferences (e.g., Linux Plumbers, FOSDEM, Linux Foundation events).
• Learn and master the art of Linux kernel programming, if not already proficient.

Requirements:

• Proficiency in C programming.
• Experience in low-level Unix programming (kernel and/or userspace expertise welcome).
• Strong understanding of Linux system calls interface.

Preferred Qualifications:
Knowledge or experience in the following areas will be advantageous:

• Linux or FreeBSD kernel internals.
• Development in open-source projects.
• Familiarity with Linux kernel debugging methods and tools.
• Knowledge of Linux container implementations (e.g., namespaces, cgroups).
• DevOps experience.
• Proficiency in Python programming.

Language Skills:

• English: Advanced or higher proficiency.

If you're passionate about pushing the boundaries of virtualization technology and eager to work on impactful projects in a collaborative environment, we’d love to hear from you!