Hamza Karic

About Me

I'm a Linux System Administrator currently working in customer support at Alfahosting while actively building my technical skills to transition into a full sysadmin role in the Stuttgart/Frankfurt area.

This blog documents my journey learning Linux system administration through hands-on practice with my own server infrastructure.

Technical Skills

Recent Blog Posts

• Setting Up a Secure Linux Server

  January 2026

  How I secured my Ubuntu server from the ground up: SSH keys, firewall configuration, and fail2ban setup. Plus the mistakes I made along the way.

• Building a Production Web Stack with Nginx

  January 2026

  Configuring Nginx as a web server and reverse proxy, implementing SSL/TLS, and setting up security headers for production use.

• Automating Server Monitoring with Bash and Cron

  January 2026

  Creating custom monitoring scripts for disk space, memory usage, and system health. How automation saves time and catches issues early.

Contact

I'm currently seeking Linux System Administrator positions in the Stuttgart/Frankfurt area.

💻 Server: blog.hamzakaric.de (Built and managed by me)