Kernel Developer (worldwide remote, work anywhere)

CloudLinux is a global, remote-first company, the maker of the #1 OS for web hosting providers that powers over 80,000 production servers and 50 million websites worldwide.

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. KernelCare product provides a live kernel patching service that delivers security patches and bug fixes for popular Linux kernels without requiring system reboots.

Check out our website for more information: https://tuxcare.com/live-patching-services/. 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.

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 Requirements To be successful in this role, you should have: Excellent C programming and debugging skills with hands-on Linux kernel development experience

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

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

At least upper-intermediate level of English 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 Benefits 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 (https://cloudlinux.com/candidate-privacy-notice), which provides detailed information on how we maintain and handle your data.