Automation, delivery & platforms
Python, GitLab CI/CD, Git, Bash; Docker and Kubernetes; pipeline automation and release engineering. Also Java, PowerShell, C, Batch, and Assembly if necessary.
I work as a freelancer with strong hands-on experience in CI/CD automation & DevOps, server infrastructure & administration as well as IT security.
My deepest expertise is on Linux; Python is the main language I use for automation and integration — alongside other stacks when a project needs them.
How recent work clusters — tools and stacks named here are representative, not exhaustive.
Python, GitLab CI/CD, Git, Bash; Docker and Kubernetes; pipeline automation and release engineering. Also Java, PowerShell, C, Batch, and Assembly if necessary.
Arch Linux, Debian, Ubuntu; Proxmox; Windows Server. Reverse proxies and web fronts: HAProxy, Apache2, Nginx.
MariaDB, PostgreSQL, Redis, InfluxDB. Grafana, Icinga2. Mail: Postfix, Dovecot, Rspamd. Nextcloud; Matrix (Synapse); PHP application stacks.
IPv6, QUIC, TLS 1.3; GPG / PGP. Perimeter and host: WireGuard, iptables, fail2ban, ufw. Storage and sharing: ZFS, NFS, SMB.
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