Senior Linux Hacker & Nix Wizard — Impact & Autonomy

Virtuslab Ltd.; United States; Remote; USD 120,000 - 160,000; Full time

Job summary

Virtuslab Ltd. is seeking a Senior/Expert Linux Hacker & Nix Wizard to join a growth-driven team in the United States. The role targets deep Linux internals knowledge, memory management, IPC, and system calls, with expert Python capabilities and strong NixOS experience.

English fluency is required, plus ownership, analytical rigor, and strong problem-solving instincts. Ideal candidates will be comfortable with low-level kernel diagnostics and reproducible builds, and will thrive in autonomous,

Qualifications

• Deep, hacker-level understanding of Linux internals, memory management, IPC, and system calls.
• Expert-level mastery of Python (performance optimization, async execution, C/Rust interop).
• Hands-on expertise with Nix / NixOS or declarative system configuration & reproducible builds.

Skills

Linux proficiency

Python programming

English communication

Self-driven

System architecture

Problem solving

Tools

Nix/NixOS

Linux kernel internals tools (eBPF, perf, strace, valgrind)

Job description

Virtuslab Ltd. is seeking a Senior/Expert Linux Hacker & Nix Wizard to join a growth-driven team in the United States. The role targets deep Linux internals knowledge, memory management, IPC, and system calls, with expert Python capabilities and strong NixOS experience.

English fluency is required, plus ownership, analytical rigor, and strong problem-solving instincts. Ideal candidates will be comfortable with low-level kernel diagnostics and reproducible builds, and will thrive in autonomous,