Skills

Infrastructure

Operating Systems

Linux (Debian/Ubuntu & RedHat/CentOS)
Microsoft Windows & Windows Server
IBM OS/2
DOS

Routing & Firewall

pfSense / Netgate
Cisco
Untangle

Storage (NAS/SAN)

Synology
TrueNAS
Windows DFS
Nextcloud & ownCloud
Samba (Hardcoded)

Virtualization

Proxmox (KVM & OpenVZ)
Microsoft Hyper-V
Docker (Portainer & Hardcoded)

Telecom / VoIP

PBX

Asterisk
SpydurPBX
FreePBX

Asterisk@Home, ClearlyIP PBX, Elastix, FonicaPABX, IncrediblePBX, Issabel, PBXact, PBXinaFlash, Trixbox

Hardware

Telephones & Gateways

Aastra, Cisco, Digium, Dinstar, Fanvil, Grandstream, Htek, Linksys, Mitel, Nortel, Panasonic, Polycom, Sangoma, Sipura, Snom, Spectralink, Yealink

Software

Applications

A2Billing, AsterCC, Asternic Call Center Reports, Camrivox Flexor, CDR-Stats, Cepstral, Flash Operator Panel, HylaFax & AvantFax, iSymphony, Microsoft Exchange Unified Messaging, mscrm-Addons, Openfire, Phone Tree

Web Development

Reverse Proxy

Nginx

Nginx Proxy Manager & Hardcoded

Database Servers

MariaDB / MySQL
Microsoft SQL Server
Oracle Database
PostgreSQL

Mail Servers

Microsoft Exchange
Mailcow

Sendmail / Postfix / Dovecot
SpamAssassin / rspamd / ClamAV

Software

Applications

WordPress, MediaWiki, & Joomla
SugarCRM, SuiteCRM, & Vtiger
Invoice Ninja

Web Servers

Apache & Nginx

Creative / Design

Graphics

Adobe Creative Cloud

Acrobat Pro, Dreamweaver, Illustrator, Photoshop

Audio

Magix / Sony Sound Forge Pro

Video

Blackmagic DaVinci Resolve
OBS Studio

Coding

Programming

C / C++, COBOL, & Visual Basic

Web Development

HTML / CSS, Javascript, PHP

Database

SQL & Oracle SQL