Kernel Developer

About the Company

TuxCare offers a comprehensive portfolio of security solutions for Linux and open-source software designed for enterprise organizations. KernelCare provides automated live patching for Linux kernels without requiring reboots, helping keep end-of-life Linux distributions secure.

Responsibilities

• Investigate upstream security and bug fixes and identify their dependencies
• Backport Linux kernel patches to older RPM- and Debian-based distributions
• Resolve conflicts caused by differences between upstream and target kernel versions
• Build and rebuild kernel source and binary packages in reproducible environments
• Validate patched kernels through focused tests, build checks, and regression analysis
• Improve patch preparation, build, and validation workflows with Python, Go, or Shell
• Use agentic development tools responsibly and verify generated code, analysis, and documentation
• Document technical decisions and participate in code review

Requirements

• Strong C programming and Linux debugging skills
• Practical Linux kernel development, patching, or backporting experience
• Confident use of Git, GNU build tools, and standard Linux development utilities
• Experience building Linux kernels or distribution packages
• Automation experience with Python, Go, Shell, or a similar language
• Experience with agentic or AI-assisted development and validation
• Intermediate English proficiency

Preferred Qualifications

• Experience with RPM/SRPM or Debian kernel packaging
• Security patching, CVE analysis, or extended lifecycle maintenance experience
• Familiarity with Docker, QEMU, Jenkins, or other CI systems
• Experience designing kernel tests or investigating core dumps and regressions

Benefits

• Fully remote work with flexible working hours
• 24 days of vacation per year and 10 days of national holidays
• Compensation for private medical insurance
• Co-working and gym/sports reimbursement
• Education budget