Senior Linux Kernel Developer

BraverIT; Kraków; Hybrid; PLN 260,000 - 380,000; Full time

Benefits offered by this job

Flexible working mode

International environment

Job summary

BraverIT in Kraków is seeking a Senior Linux Kernel Developer to join our kernel-focused team. You will analyze vulnerabilities, triage issues, and develop patches within defined SLAs, while digging into crashes and memory corruption.

You will review AI-generated patches, annotate technically, and ensure fixes avoid regressions, collaborating with the Kernel Security Lead to improve triage workflows. This role offers a remote-friendly, flexible working mode.

Qualifications

• 5–7 years of hands-on Linux kernel development or low-level systems engineering.
• Strong C programming skills with debugging and memory analysis.
• Proven experience debugging kernel crashes, deadlocks, race conditions, memory corruption.
• Deep understanding of Linux kernel internals and subsystems.
• Hands-on experience with kernel debugging tools: crash, ftrace, perf, sanitizers, GDB.
• Experience contributing patches and knowledge of kernel.org conventions is a plus.
• Strong English writing skills for technical documentation and patch annotation.

Responsibilities

• Analyze and triage Linux Kernel vulnerabilities (validity, impact, complexity).
• Develop and validate Kernel patches within defined Time-to-Patch SLAs.
• Perform root cause analysis of Kernel crashes, deadlocks, and memory corruption issues.
• Review and validate AI-generated Kernel patches, providing structured technical annotations.
• Ensure fixes prevent regressions and meet CI/CD quality checks.
• Collaborate with the Kernel Security Lead and team to improve triage and patch workflows.

Skills

Linux kernel development

C programming

Kernel debugging

Memory analysis

Root cause analysis

Tools

crash

ftrace

perf

sanitizers

GDB

Job description

We are looking for aSenior Linux Kernel Developerwith strong, hands on experience in Linux Kernel development and low level debugging. This role focuses on real Kernel engineering, analyzing and triaging issues, developing and validating patches, performing root cause analysis of crashes and memory corruption, and working directly within Kernel subsystems.

Your responsibilities

Analyze and triage Linux Kernel vulnerabilities (validity, impact, complexity).

Develop and validate Kernel patches within defined Time-to-Patch SLAs.

Perform root cause analysis of Kernel crashes, deadlocks, and memory corruption issues.

Review and validate AI-generated Kernel patches, providing structured technical annotations.

Ensure fixes prevent regressions and meet CI/CD quality checks.

Collaborate with the Kernel Security Lead and team to improve triage and patch workflows.

Our requirements

5-7 years of hands-on experience in Linux Kernel development or low-level systems engineering.

Strong C programming skills with practical debugging and memory analysis experience.

Proven experience debugging Kernel crashes, deadlocks, race conditions, and memory corruption.

Solid understanding of Linux Kernel internals and subsystem architecture.

Hands-on experience with Kernel debugging tools (crash, ftrace, perf, sanitizers, GDB).

Experience contributing Kernel patches (knowledge of kernel.org conventions is a plus).

Strong written English skills for technical documentation and patch annotation.

What we offer

Strong influence on architecture and technology decisions.

Collaboration with an experienced Data & AI team in an international environment.

Flexible andremote-friendly working mode