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Kernel Developer (worldwide remote, work anywhere)

Cloudlinuxvalència, España

Hace más de 30 días

Descripción del trabajo

CloudLinux is a global, remote-first company. We are driven by our principles : Do the right thing, employees first, we are remote first, and we deliver high-volume, low-cost Linux infrastructure and security products that help companies to increase the efficiency of their operations. Every person on our team supports each other and does what we can to ensure we are all successful.

We are seeking a passionate ELS Kernel Developer to join our KernelCare team, where you'll be responsible for extending the lifecycle of enterprise Linux distributions through expert kernel patch backporting and automation.

CloudLinux Inc., the maker of the #1 OS for web hosting providers, serves over 50,000 production servers and 40 million websites worldwide. Our KernelCare product provides a live kernel patching service that delivers security patches and bug fixes for popular Linux kernels without requiring system reboots.

Ready to join our remote-first culture and make an impact on enterprise Linux infrastructure? Visit to learn more about our company.

What Makes This Role Unique :

Innovation Focus : Work with cutting-edge AI tools and automation-first development practices
Enterprise Impact : Manage kernel support for enterprise-scale Linux distributions
Collaborative Environment : Partner with specialized automation and AI teams
Technical Growth : Deep expertise development in Extended Lifecycle Support and patch backporting

As our ELS Kernel Developer, you will be responsible for :

Extended Lifecycle Support : Backport upstream patches to an extensive range of kernel versions across RPM and Debian-based distributions

Kernel Development : Develop and debug Linux kernel code with a focus on security fixes and CVE patches

Process Automation : Create and maintain Python / Golang / Bash scripts to automate regular tasks and improve team efficiency

Cross-Team Collaboration : Work closely with automation and AI tooling teams to enhance development workflows

Long-Term Ownership : Take ownership of projects and maintain them over extended periods

To be successful in this role, you should have :

Excellent C programming and debugging skills with hands-on Linux kernel development experience

Proficiency with GNU toolchain, GDB, and Git for development and patch management

Scripting experience in Python, Golang, Shell, or similar languages for automation

Nice to have :

Experience with QEMU, Docker, and Jenkins workflows

Knowledge of BDD (Behavior Driven Development) for testing

Experience with AI tools for development acceleration

Core dump analysis and virtualization technologies experience

Professional Qualities :

Team player and collaborative mindset

Willing to learn and adapt to new technologies

Open to innovative approaches and tools

Strong sense of ownership with examples of long-term project maintenance

What's in it for you?

A focus on professional development.

Interesting and challenging projects.

Fully remote work with flexible working hours, which allows you to schedule your day and work from any location worldwide.

Paid 24 days of vacation per year, 10 days of national holidays, and unlimited sick leaves.

Compensation for private medical insurance.

Co-working and gym / sports reimbursement.

Budget for education.

The opportunity to receive a reward for the most innovative idea that the company can patent.

By applying for this position, you consent to the processing of your personal data as described in our Privacy Policy ( which provides detailed information on how we maintain and handle your data.

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Developer Remote • valència, España