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Hi, I'm Víctor Martínez Peña 👋

I'm a technology enthusiast and student of Systems Microcomputer and Networks (SMR) based in Jerez de la Frontera, Spain.

My interests include software development, system administration, infrastructure, cybersecurity and artificial intelligence. I enjoy building practical projects, managing server environments and learning through experimentation and documentation.

🧰 Technologies and tools

Programming and development

  • Java, Python, JavaScript, PHP and C#
  • Bash and PowerShell
  • SQL, HTML and CSS
  • Git, GitHub and Maven

Systems and infrastructure

  • Linux, Windows and WSL
  • Docker and containerized environments
  • VPS administration, SSH and virtualization
  • Nginx and Apache
  • Oracle Cloud
  • MySQL and MariaDB

Networking and cybersecurity

  • VLANs, VPNs and firewall rules
  • Network analysis with Wireshark
  • Network scanning with Nmap
  • Suricata, Pi-hole and OpenWrt
  • Access control and infrastructure security

🚀 Featured projects

Java plugin for Paper and Velocity servers that provides detailed information about the host, JVM and server environment.

  • System resource and server information
  • Paper and Velocity support
  • LuckPerms integration
  • Maven-based project

Java plugin that checks the status of servers connected through a Velocity proxy and exposes their availability through placeholders.

Java administrative plugin for remotely managing player inventories through commands and permissions.

🖥️ Practical experience

  • Technical development and administration for ZamoraMC, a public Minecraft server network.
  • Configuration and maintenance of Paper and Velocity servers.
  • Plugin development, permissions management, performance optimization and technical troubleshooting.
  • Linux system administration, VPS management, Docker, SSH, firewalls and automated backups.
  • Assembly, maintenance and component replacement for desktop computers, laptops and mobile devices.
  • Installation and configuration of Windows and Linux distributions, including Arch Linux, Ubuntu, Linux Mint and Kali Linux.

🌱 Currently learning

  • Advanced system administration
  • Cybersecurity and ethical hacking
  • Software architecture
  • Artificial intelligence and AI-assisted development

📚 Certifications and training

  • C1b3rwall 2026 — Policía Nacional
  • Cybersecurity and Ethical Hacking — BIG SCHOOL, 2026
  • AI-assisted Development — BIG SCHOOL / Brais Moure, 2026
  • Introduction to AI — BIG SCHOOL / Jon Hernández, 2025
  • Data Scientist with AI Conference — BIG SCHOOL / Gerard Sánchez, 2026

📫 Contact

Thanks for visiting my profile!

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