Senior Linux Hacker, Nix Wizard

• Work as a Linux Hacker & Nix Wizard in the Tooling Space
• Apply deep knowledge of Linux internals, memory management, IPC, and system calls
• Develop and optimise Python code, including async execution and C/Rust interoperability
• Work with Nix/NixOS, declarative system configuration, and reproducible builds
• Diagnose and profile low-level kernel behavior using eBPF, perf, strace, and valgrind
• Contribute to system architecture and automation
• Own technical problem-solving and deliver outcomes autonomously

• Advanced Linux Core or Low-Level Linux Kernel Internals
• Advanced Nix
• Expert Python programming
• C1/Advanced English communication
• Advanced system architecture and automation
• Advanced self-driven problem solving
• Deep, hacker-level understanding of Linux internals, memory management, IPC, and system calls
• Expert-level Python mastery, including performance optimisation, async execution, and C/Rust interop
• Hands-on expertise with Nix/NixOS or strong mastery of declarative system configuration and reproducible builds
• Advanced experience with low-level kernel diagnostics and profiling, including eBPF, perf, strace, and valgrind
• Fluent spoken and written English
• Uncompromising ownership, analytical rigour, and deep technical problem-solving ability

• Attractive salaries
• Friendly atmosphere
• Self-development opportunities
• Good working conditions
• Trust and autonomy
• Outcome-based work measured by results rather than hours