Stable Ubuntu 22.04 LTS (Jammy Jellyfish) base - a reliable long-term-support foundation for production workloads, scripts, and custom stacks.
Stop guessing from resumes. Drop candidates into this exact workspace, watch them build and operate it end-to-end, score the result automatically, and replay the session. We also evaluate how they work with AI.
Hire DevOps engineers who actually ship. Run live or take-home interviews in production-like Linux environments with Docker, Kubernetes, Terraform and CI/CD. See how they debug, automate, and work alongside AI.
Hire network engineers who can read tcpdump under pressure. Real VPCs, real firewalls, real routes, all in a browser. We record every keystroke.
Hire performance engineers in real workspaces with k6, Locust and JMeter, profiling a real service under real load.
Ready-to-use Ubuntu 24.04 LTS with all dependencies pre-installed.
Latest Ubuntu 26.04 LTS base with modern tooling, ready for development and production workloads.
Clean Debian 12 (Bookworm) base with apt and the broad Debian package ecosystem - a stable, universal foundation for scripts, services, and custom stacks.
Ubuntu desktop running the i3 tiling window manager for a keyboard-driven, resource-light graphical workflow tailored to power users.