Site Reliability Engineer - Nix/NixOS

About the role

In this position, your responsibilities are widely spread - you will take care of packaging software for Nix, set up Nix development environments, configure and administer our backend NixOS infrastructure, and upstream fixes and software back to Nixpkgs.

What you'll need

• Deep knowledge of GNU/Linux and the surrounding ecosystem.
• Excellent knowledge of and experience with NixOS, either in a FOSS context or in a professional context.
• Hands-on experience with configuring and administering NixOS servers, in a professional or in a volunteer or homelabbing context.
• Knowledge of network protocols, in particular the Internet protocol stack (e.g. IP, TCP, UDP, TLS, Wireguard).
• Experience with Rust development.
• Experience rolling out and using metrics tooling (e.g., Prometheus, Grafana, ELK).
• Familiarity with SQL and streaming database systems.
• Knowledge of application-layer security engineering, such as OIDC or system sandboxing.

Nice to have

• Experience with CppNix, Lix or DetNix development.
• Knowledge of macOS system development and the macOS ecosystem.
• Experience with mitigating supply-chain security issues.
• Knowledge of container-based and cloud-native application architectures (e.g., Docker, Azure, AWS).
• Experience packaging Rust and NodeJS software with Nix.

What they offer

• Competitive compensation and stock options
• Relocation support
• Social and education allowances
• Regular company events and all-hands across Europe
• Hands-on onboarding program ("Infraduction") working with engineering teams from day one