Since 2011

English-German translation of Open-Source Projects

Since 2012 

Setup and maintain computers in personal environment

Since 2013

Developing and maintaining my own personal website with HTML, CSS, PHP and SQL

Since 2014 

Supporting Open-Source Projects with code: Bugfixes, Optimizations and new features

Since 2016 

Providing a free, anonymous email service

Since 2017

Development and providing a free, anonymous, Open-Source darknet web hosting platform

Technologies used:

CMS

• WordPress, TYPO3, Kirby

WordPress development

• WooCommerce, BuddyBoss, BuddyPress, Ultimate Members, Import/Export/Sync with other systems, REST-API integraion, Templating, shortcodes, page builder blocks (Siteorigin, WPBakery), performance optimization, security

Web Hosting

• Experience with most major hosting providers, like IONOS, Hetzner, AllInkl, GoDaddy, Digitalocean, Namecheap, Strato, Raidboxes and more. Working with hosting Panels such as Plesk and WHMCS is also not a problem. Apache2, NginX, MariaDB, MySQL, memcache, Redis, PHP

E-Mail Hosting

• Postfix, Dovecot, Exim4, Rspamd, Clamav, spamassassin, DKIM, SPF, DMARC, BIMI, PGP encryption

DNS Hosting

• Bind9, DNSSEC, DoH, DoT, Namerserver migration

Networking

• Aruba and Netgear enterprise switches, QoS, VLAN, STP, link aggregation, Port security, access points, wifi security, UniFi and Sophos firewalls, Linux iptables firewall, TLS, TCP, UDP, IP, IPv6, Wireguard, OpenVPN, Tor darknet, hidden services 

Other Tools

• Git, acme.sh, Let?s Encrypt, raspberry pi, Gitlab, Github, CEPH, Cryptocurrencies, TOTP, Mattermost, VirtualBox, Docker, gettext, LUKS disk encryption