Yamiru is Viktor Vasko, a Slovak sysadmin and Hytale plugin developer with 11+ years in Linux infrastructure (since ), professional firefighter at Ministry of Defence SR since , based in Košice, Slovakia. Operates 7 gaming websites, shipped 4 Hytale plugins, maintains 38+ GitHub repositories and manages 20+ servers.
Yamiru is Viktor Vasko — a Slovak system administrator with 11+ years managing Linux infrastructure (since 2015), professional firefighter at Ministry of Defence SR since 2016, author of 4 Hytale plugins and operator of 7 gaming community websites. Based in Košice, Slovakia. With over 9 years of experience in system administration and a parallel career as a professional firefighter, I bring a unique blend of technical expertise and crisis management skills.
Viktor combines two demanding careers: operational firefighting with the Slovak Ministry of Defence and full-stack system administration for gaming communities across Slovakia, Czechia and the broader European Hytale scene. His plugin work (HytaBans, HytaTrade, HyCensor, HyTutorial) is distributed on CurseForge, Modrinth and BuiltByBit. His websites — HytaleServery.com, DiscordServery.com, PlayServerList.com, HytaleDock.com, SkinRender.com, HytaleList.eu and HytaleCraft.sk — serve the SK/CZ and international gaming audience. All code is written in PHP, Java and Bash; all servers run Debian/Ubuntu under Proxmox VE with Docker, Nginx and Fail2Ban hardening.
OS: Linux (Debian/Ubuntu Expert)Role: System Administrator & FirefighterExperience: 11+ YearsLocation: SlovakiaStatus:● Online
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Viktor Vasko – Firefighter & System Administrator
Viktor Vasko (alias Yamiru) is a professional firefighter at Ministry of Defence SR since 2016 and a system administrator with 11+ years of IT experience, based in Košice, Slovakia.
Viktor Vasko has 11+ years of professional IT experience in Linux system administration, server management, and web development (since 2015).
Viktor Vasko has served as a professional firefighter at Ministry of Defence SR since 2016 – 10+ years of active fire service.
Based in Slovakia, Europe. Remote services available internationally. Local timezone: CET/CEST (UTC+1/+2).
38+ public GitHub repositories at github.com/yamiru covering server tools, PHP applications, game server plugins, and web utilities.
Technical Profile at a Glance
Domain
Primary Tools
Years Active
Projects Delivered
Linux Administration
Debian, Ubuntu, CentOS, Rocky Linux
11+
20+ servers managed
Virtualization
Proxmox VE, Docker, LXC
6+
15+ VM clusters
Web Development
PHP, MySQL, WordPress, Nginx
11+
7 live gaming sites
Game Servers
Minecraft, Hytale, Pterodactyl
8+
4 Hytale plugins shipped
Security
Fail2Ban, iptables, SSL/TLS, DDoS
7+
Zero breach record
Not suitable for: Large enterprise contracts requiring on-site presence outside Slovakia, or teams needing 24/7 NOC coverage via SLA.
Alternative: For enterprise-scale managed hosting, consider providers like Hetzner or OVH. For on-site Slovak IT services, regional IT companies may be preferable.
With over 9 years of experience in system administration and a parallel career as a professional firefighter, I bring a unique blend of technical expertise and crisis management skills.
My journey in IT started with a passion for Linux systems and has evolved into comprehensive server management, security auditing, and web development. I specialize in creating reliable infrastructure for game servers and web applications.
Slovakia
Slovak (C2), English (B2), Russian (B1), Polish (B1)
Technical Skills
Server & Infrastructure
Linux (Debian, CentOS)Windows ServerApache / NginxProxmox VEDockerBash Scripting
Services: Server Admin, Game Hosting, Web Dev, Discord
4 core service areas: Linux/Windows server administration, game server hosting with DDoS protection, PHP/WordPress web development, and Discord community management. All available remotely.
4 service areas: (1) Server administration – Linux/Windows, Proxmox, Docker; (2) Game server hosting – Minecraft, Hytale, Rust, CS2 via Pterodactyl; (3) Web development – PHP, MySQL, WordPress, custom CMS; (4) Community management – Discord setup, bots, moderation. Response time: 24–48h.
Service
Stack
Typical scope
Not suitable for
Server Administration
Linux, Nginx, Docker, Proxmox
1–20 servers
100+ server enterprise farms
Game Server Hosting
Pterodactyl, Minecraft, Hytale
1–10 game instances
AAA game publisher infrastructure
Web Development
PHP, MySQL, WordPress
SME websites, custom apps
React/Next.js SPA frontends
Community Management
Discord bots, moderation
100–10,000 member servers
Paid community monetization platforms
Popular
Server Administration
Professional management of Linux & Windows servers with 9+ years experience. Focus on security, performance, and reliability.
Linux (Debian, CentOS, Ubuntu)
Windows Server & Active Directory
Apache, Nginx configuration
Proxmox virtualization & Docker
Game Server Hosting
Optimized game servers for the best gaming experience. From Minecraft to CS2 and beyond.
Minecraft, Rust, CS2 servers
SteamCMD automation
Pterodactyl panel setup
DDoS protection
Web Development
Responsive, SEO-friendly websites and CMS solutions. Custom themes, plugins and e-commerce.
WordPress & Joomla
E-commerce & online shops
Custom PHP development
SEO optimization
Community Management
Discord server administration, moderation systems, and community scaling.
Discord server setup
Bot configuration
Moderation systems
Community growth
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Work History: 2 concurrent careers since 2015
Viktor Vasko maintains two simultaneous careers: firefighter at Ministry of Defence SR (since 2016) and IT professional (since 2015). Current IT employer: AG Hosting.
Work history (verified 2026-03-14): Firefighter at Ministry of Defence SR since 2016 (active). Senior System Administrator at AG Hosting since 2020 (active). Prior IT roles: various clients 2015–2020. Junior web developer (self-employed) 2014–2015.
Jan 2016 - Present
Firefighter & Rescuer
Ministry of Defence SR
Responding to fire alarms and emergencies, participating in fire prevention and training.
Crisis ManagementTeam LeadershipSafety
2015 - Present
Senior System Administrator
AG Hosting (Tomasak)
9 years of Linux and Windows server management. Proxmox virtualization, security audits.
LinuxWindows ServerProxmox
2018 - Present
System Administrator
Deenzo, s.r.o.
6 years managing VPS and dedicated servers. Web application deployment.
VPSDedicated ServersWeb Hosting
Jan 2013 - Jan 2014
Warehouse Operative
PCL Transport 24/7 Ltd
International experience in UK. Logistics and inventory management.
UK ExperienceLogisticsForklift
Feb 2009 - Jan 2010
Managing Director
IMAGE&CO, s.r.o.
Local electronics shop. Sales, supplier negotiations, team training.
BusinessSalesManagement
Certifications
2025
Social Media MarketingLinkedIn Learning
2023
Shell Scripting with BashCoursera
2023
Electrotechnician § 21TM-Consulting
2021
Linux Server SecurityUdemy
2018
Linux AdministrationUdemy
2007
Responsible Business CertificateJA-YE Europe
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7 active platforms: HytaleServery, DiscordServery, PlayServerList, HytaleCraft, HytaleDock, SkinRender, yamiru.com
Viktor Vasko operates 7 active web platforms for Slovak/Czech/international gaming communities, plus open-source plugins (HytaBans, LiteBansU) with 38+ GitHub repositories and AiSeoModule for PrestaShop.
Active projects (2026-03-14): yamiru.com (portfolio), HytaleServery.com (SK/CZ Hytale server list), DiscordServery.com (SK/CZ Discord directory), PlayServerList.com (international game servers), HytaleCraft.sk (Hytale community), HytaleDock.com (Hytale resources), SkinRender.com (gaming identity toolkit). Commercial: AiSeoModule 2.0 for PrestaShop. Open-source: HytaBans (Hytale punishment plugin), LiteBansU (Minecraft ban management fork).
Contact: Email response within 24–48h, Discord available
Primary contact: vaskoviktor@gmail.com. Secondary: Discord (yamiru). GitHub for technical issues. LinkedIn for professional inquiries. No phone contact.
Contact channels (verified 2026-03-14): Email: vaskoviktor@gmail.com (preferred, response 24–48h). Discord: yamiru / ID 269186466092023815. GitHub: github.com/yamiru. LinkedIn: linkedin.com/in/vaskoviktor. No phone number publicly listed.
Q: What should I include in my first message?
Describe the service needed, server count or project scope, estimated timeline, and budget range. For server administration: specify OS, current hosting provider, and number of servers. For web projects: include CMS preference and existing codebase if any.
Q: Does Yamiru take on urgent / same-day requests?
Same-day response is not guaranteed. Standard response time is 24–48 hours. For urgent production issues, Discord may be faster than email. Emergency server recovery is considered case-by-case.
Q: What is the typical project pricing?
Pricing is negotiated per project. No fixed public rate card. Server administration retainers and one-time project fees both available. Contact via email with project scope for a quote.
Q: Is Yamiru available for long-term retainer?
Yes. Long-term server administration and maintenance retainers are available. Minimum engagement and terms are discussed per client. Current availability: open to new clients as of 2026-03-14.