Hi there, I'm Mariusz 👋

DevOps Engineer & Linux System Administrator | LFCS Certified 🐧

Bridging development and operations with 20+ years of open source expertise. I automate infrastructure, build CI/CD pipelines, and turn manual workflows into code.

🔧 Stack: Ansible, OpenTofu, Docker, Azure DevOps, Bash/PowerShell
🏠 Homelab: Self-hosted infrastructure with IaC, monitoring (Prometheus/Grafana), and containerized services
📍 Based in: Oświęcim, Poland
💼 Open to: DevOps/SRE/Linux Admin opportunities

🛠️ Tech Stack

Infrastructure & Automation	DevOps & CI/CD	Monitoring & Networking	Scripting & Development

🚀 What I'm Working On

• 🏗️ Homelab Infrastructure: Automated deployment with Ansible & OpenTofu
• 🔍 Observability Stack: Prometheus/Grafana monitoring for containerized services
• 📦 Self-hosted Services: Jellyfin, Paperless-NGX, Calibre, NAS integration
• 🎓 Currently Learning: Kubernetes (pursuing CKA certification)

📊 GitHub Stats

🎯 Recent Highlights

• ⚡ Reduced release times from hours to minutes with Azure DevOps pipelines
• 🔒 Implemented automated MS SQL migration testing with PR quality gates
• 🐧 Administered hybrid Linux/Windows virtualized environments for 5+ years
• 📜 Earned Linux Foundation Certified System Administrator (LFCS) certification

📫 How to Reach Me

💡 "Infrastructure should be code, deployments should be boring, and monitoring should tell you about problems before your users do."