01 About
Stefan Ruzitschka
Senior DevOps Engineer · Berlin, Germany
Senior Software & DevOps Engineer with 15+ years of experience shipping end-to-end. Specializing in high-reliability systems, platform engineering, and monolith-to-microservices migrations.
02 Stack
Rust, TypeScript, Kotlin, Java, Go
Astro, Ktor
Zed
Nanite, McFly, ripgrep, fd, cuenv
Claude Code, Codex
Cloudflare Workers, Kubernetes, OpenTofu, AWS
PostgreSQL, Bitwarden
03 Calendar
My weekly open-source schedule — what I work on and when.
04 Projects
Things I build and maintain.
Hands-on DevOps training platform — real scenarios, real VMs, real skills.
Interactive advent calendar exploring OWASP LLM security risks.
Toggl Track from your terminal — manage timers, entries, and reports without leaving the CLI.
Human-readable time expressions, parsed and understood by Rust.
IPv4 and IPv6 CIDR block inspection made easy — expand, list, and explore IP ranges.
Local CLI for managing an AI-first repository workspace with templates, skills, and fast repo navigation.
05 Music
Channels and record spaces worth keeping in rotation.
Seoul-based mix platform with a loose underground-party feel, sharing DJ sessions that move between deep, psychedelic, and more atmospheric electronic sets.
Paris record store and label hub focused on electronic music, pairing a large vinyl catalog with mixes, artist sessions, and record culture from its 18th arrondissement base.
Tulum-born audio-visual project streaming live DJ sets from natural locations and pushing the electronic sound of the Mexican Caribbean outward.
Vinyl-centered channel and studio pairing improvised listening sessions with guest DJ sets, record culture, and a warm crate-digging atmosphere.
Berlin label and event platform sharing artist releases, DJ clips, and dancefloor moments from its house-leaning electronic orbit.
Playlist-and-mix channel moving from deep house into softer late-night selections, including pop, R&B, and groove-heavy listening sessions.
Record-driven channel built around themed vinyl episodes that drift through psychedelic soul, disco, jazz-funk, and other dusty global grooves.
Long-running curation channel spotlighting new European metal releases, scene roundups, and country-spanning band selections.
06 Social
Where to find me online.