Kernel Developer – KernelCare ELS Team

🔥 14 minutes ago

🌐 Argentina, Mexico, +4 more countries – Remote

🇦🇷 Argentina – Remote 🇲🇽 Mexico – Remote 🇵🇪 Peru – Remote 🇨🇴 Colombia – Remote 🇧🇷 Brazil – Remote 🇨🇱 Chile – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🖥 Software Engineer

👻 Ghost score 15%

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TuxCare

WebsiteLinkedInAll Job Openings

51 - 200 employees

🔒 Cybersecurity

☁️ SaaS

🤝 B2B

Cybersecurity • SaaS • B2B

TuxCare is a cybersecurity company that provides enterprise-grade open source supply chain security, long-term lifecycle support, and non-disruptive patching for Linux and language ecosystems. Its products include SecureChain (rebuilt, malware-scanned, continuously patched open-source packages), KernelCare (rebootless kernel patching), LibCare (rebootless patching for OpenSSL and glibc), and Endless Lifecycle Support (ELS) for operating systems, runtimes, and language ecosystems. TuxCare also offers enterprise support for community Linux distributions, custom kernel development, compliance-focused tooling (SBOM, VEX, SLSA attestations), and solutions aimed at healthcare, finance, government, and other regulated sectors.

📋 Description

• 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 • Document technical decisions and participate in code review with the kernel team

🎯 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 • Some experience with agentic or AI-assisted development and a clear approach to validating generated output • English at an intermediate level or higher, both written and spoken • Strong ownership, careful technical judgment, and readiness to explain trade-offs • Experience with RPM/SRPM or Debian kernel packaging (nice to have) • Security patching, CVE analysis, or extended lifecycle maintenance experience (nice to have) • Familiarity with Docker, QEMU, Jenkins, or other CI systems (nice to have) • Experience designing kernel tests or investigating core dumps and regressions (nice to have)

🏖️ Benefits

• A focus on professional development • Interesting and challenging projects • Fully remote work with flexible working hours, allowing you to schedule your day and work from any location worldwide • Paid 24 days of vacation per year • 10 days of national holidays • Unlimited sick leaves • Compensation for private medical insurance • Co-working reimbursement • Gym/sports reimbursement • Budget for education • Opportunity to receive a reward for the most innovative idea that the company can patent

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