Multiplayer Django app hardened with ModSecurity WAF, ELK SIEM, Vault, Prometheus/Grafana, and CI vuln scanning.

Nginx TLS 1.3 reverse proxy, MariaDB, PHP-FPM, Redis, FTP. Ansible orchestration on Cloud-1.

Debian hardening: certificate SSH, UFW, AppArmor, LVM, and cron. No GUI.

K3s/K3d lab with Ingress, Argo CD, and GitLab GitOps. Manifests stay in git.

Proxmox/TrueNAS private cloud, NixOS hosts, OpenBSD pf at the edge, Pi-hole, Syncthing.

Computor-v1/v2 (C), ft_lex (Zig), ft_ping (C), Ready-Set-Boole (Rust), Libasm (NASM), Matrix (Rust).