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PRIVATE SERVER AND VPN ADMINISTRATOR
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Freelance Infrastructure & Security Specialist
Self Employed • Freiberufler
May 2026 - Present • 1 mo
-Designed and deployed custom, automated Bash scripts for enterprise WireGuard VPN infrastructures inside Docker environments. -Implemented secure server hardening strategies, including multi-layer firewall configurations (UFW/Iptables) and brute-force mitigation using Fail2Ban. -Provided network architecture consulting for clients deploying cloud instances on AWS and DigitalOcean.