Hi there, I'm Andrii! 👋

CTO & Senior Lead Infrastructure Engineer 🛠️

With over 13 years of experience in the ISP industry, I focus on building resilient network architectures, automating infrastructure, and leading technical teams toward 99.9% uptime excellence.

🚀 Professional Focus

Infrastructure: Expert in BGP, OSPF, and high-availability Linux/FreeBSD systems.
Automation: Passionate about reducing "firefighting" through Bash, Python, and Infrastructure as Code.
Leadership: Strategic planning, CTO governance, and mentoring engineering teams.

🎮 Beyond the Server Room

Game Dev: Currently exploring software architecture and stylized 3D graphics using Unreal Engine 4/5 and C++.
Craftsmanship: Enjoy working with wood (electric guitars) and blacksmithing.

🛠️ Tech Stack & Tools

OS: Linux (Debian, LMDE), FreeBSD, Windows Server.
DevOps: Docker, Proxmox (PVE/PBS), Git/GitLab, Ansible.
Languages: Bash (Expert), Python & C++ (Deepening), SQL (PostgreSQL).

🛠 Key Projects & Toolsets

S4K Admin Toolbox — My primary collection of battle-tested automation scripts (Networking, Backup, System Management).
Modbus Relay Controller — Dedicated Python tool for industrial automation and hardware control.
PVE Rsync Backup Pro (Bash) — High-precision backup automation for Proxmox VE. Uses real-time log parsing to identify snapshots, handles rsync transfers with atomic file lists, and includes safety-first remote cleanup logi

🌍 Languages

Ukrainian & Russian: Native/C2.
English: B1/B2 (Professional Working Proficiency).
Polish: A1 (Learning).
Spanish: Future goal!.

📫 Let's Connect

LinkedIn: [andsyrovatko]
Location: Based in Dnipro, Ukraine 🇺🇦

"I value economic feasibility and rational problem solving over obsessive technology updates."