Systems Infrastructure & Linux Services

Custom NixOS deployments, reproducible Flake architectures, and Linux kernel and system debugging.

1. NixOS Infrastructure & Flake Refactoring

Migration from traditional distributions (Ubuntu, Debian, Arch) to NixOS.
Modular Flake architecture for system configs, Home Manager, and multi-host setups.
Custom ISO and QEMU/KVM image generation, and cloud provider deployment.

2. Reproducible Dev Environments & CI/CD

Custom flake.nix dev shells for Rust, C/C++, Go, and Python.
Minimal, containerless Docker/OCI images with pkgs.dockerTools.
GitHub Actions and GitLab CI optimization with Nix caching (Magic Nix Cache, Attic, Cachix).

3. Linux Kernel, Debugging & Performance Tuning

Crash analysis, systemd unit optimization, and boot/kernel debugging.
Storage setups (ZFS/Btrfs with LUKS encryption) and networking configuration.

How to Work Together

Direct booking: email your project requirements or system specs to hi@nexnc.com for a custom proposal. Payment by PayPal invoice.

Marketplace escrow: prefer an escrow platform? View my packages and hire me on Fiverr.