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- 3CX PBX
- Adobe Creative Cloud
- Adobe Dreamweaver
- Adobe Fonts
- Adobe InDesign
- Adobe Photoshop
- Agile project management
- AJAX
- Alma Linux
- Amazon EC2
- Amazon RDS
- Amazon S3
- Android app development
- Android devices
- Apache HTTPD Server
- Apache PhoneGap
- API client implementation / use
- API server implementation
- Asterisk
- Audio/Visual (A/V) equipment deinstallation / installation / wiring / configuration
- Authorize.net integration
- Avast Internet Security Suite
- Bandwidth.com
- Basecamp
- Bash Scripting
- Bind 9
- Business Financial Reports (P/L, Cash Flow, Balance Sheet, etc.)
- CCleaner Cloud for Business
- Chocolatey (Windows)
- Chrome Extension Development
- CIFS / SMB
- Clinical Study protocol development and implementation
- Cloudflare services
- Cloud Linux
- cPanel
- Composer
- Conduit / raceway installation
- Confluence
- Corporate Legal Structure
- CPU drive removal / installation
- Credit card terminal removal /installation
- CSS
- Data Transfer (various methods)
- DEB-based package management
- Debian Linux
- Desktop component removal /installation
- Desktop Computer builds
- Disaster recovery policy authorship
- Disaster recovery policy implementation
- DHCP configuration
- DNS records management
- DNSmasq
- Eclipse (IDE)
- ECMAScript
- Edge Extension Development
- Electrical wiring / switches / troubleshooting (must be supervised by a licensed electrician)
- EQUELLA
- Ethernet
- Fast CGI
- FDA 21 CFR Part 11 computer system compliance
- Fiber Networking
- Firefox Extension Development
- FreePBX
- Freeswitch
- Grandstream products (entire line – installation / configuration)
- Good Clinical Practice (GCP) compliance
- Google App Engine
- Google Cloud Run
- Google Cloud SQL
- Google Cloud Storage
- Google Compute Engine
- Google Docs
- Google Drive
- Google Maps Platform
- Google Presentations
- Google Sheets
- Hard drive removal / installation / cloning
- HIPAA Business Affiliate Agreements
- HIPAA security compliance
- Homebrew (OSX)
- Hosted / Cloud PBX
- HTML
- Human Subjects Research guidelines
- Human-Computer Interaction principles
- IBM (now Lenovo) Advanced Management Module
- IBM (now Lenovo) Blade Servers
- IBM (now Lenovo) BladeCenter chassis family
- IBM (now Lenovo) Rack Mounted servers
- InfiniBand
- Integration Testing
- Intuit (QuickBooks Online) custom integrations
- iOS app development
- IP Address Management (IPAM)
- IP Addressing & Subnetting
- IPsec
- IT Policy Development
- JavaScript
- Jira
- JSON
- JWT
- Kanban-based project management principles
- KVM-based virtualization
- Laptop component removal / installation
- Line Number Porting (LNP)
- Linode services
- Linux application development
- Linux Firewall (ipchains/iptables)
- Linux Partition Management
- Linux System Administration (Advanced)
- Live GPS tracking and mapping
- Load Balancing configuration
- Low-voltage wiring (must be supervised by a licensed electrician)
- LXC-based virtualization
- Magento
- MariaDB
- Mattermost
- MediaWiki
- Memory removal / installation
- Microsoft 365 Administration
- Microsoft Access
- Microsoft Excel
- Microsoft Hyper-V
- Microsoft PowerPoint
- Microsoft Publisher
- Microsoft SQL Server
- Microsoft Teams
- Microsoft Word
- Moodle
- MySQL
- Netdata (monitoring)
- Net Sapiens
- Network Switches
- Network Wiring (twisted pair and coax)
- NFS
- Node.JS
- OneDrive
- OpenVPN
- Opera Extension Development
- OSX
- OVHcloud Dedicated servers
- OVHcloud Public Cloud
- OVHcloud Virtual private servers (VPS)
- Packagist.org
- Payment Card Industry (PCI) compliance
- PayPal integration
- PHP
- PHP Extension Development in C
- PhpStorm
- Plesk
- Point of Sale unit deinstallation / installation / troubleshooting / repair (CPUs, cash drawers, pole displays, scanners / scales, receipt printers, cash / change acceptors, change mechanism)
- Proxmox Virtual Environment / hypervisor
- PXE / bootp
- Python
- QEMU-based virtualization
- QuickBooks Online
- Rack and stack
- Rack-mounted Servers
- Rack construction and installation
- RDP
- Red Hat Enterprise Linux
- REDCap
- REDCap External Module Development
- REDCap Hook development
- Redundant Power Routing
- Retail shopping lane deinstallation / breakdown
- Ring security products (installer certification pending)
- Routers
- RPM-based package management
- S3-compatible storage
- Safari Extension Development
- SAFE Agreements
- Scrum master duties
- Seafile
- Self-checkout unit installation
- Sencha
- SendGrid
- sendmail
- Server Rack installation / deinstallation
- SFTP
- SharePoint
- Shibboleth authentication
- Shopify
- Single-Sign On authentication
- SIP
- SIP Trunking
- Slack
- SMS
- SMS campaign registration
- Software Architecture
- Software Defect Testing
- Software Defect Tracking
- Software Internationalization/Localization
- SQL
- SQLite
- SSH
- SSL
- Startup Founding and Launch
- Startup Investment
- Startup Valuation techniques
- Supermicro Blade Chassis
- Supermicro Blade Servers
- Supermicro Rack Mount Servers
- Surface mount jacks
- Swift-compatible storage
- TCP/IP
- Technical Leadership
- Technical Writing
- Test Plan Development
- Test-Driven Development
- Theia (online editor)
- TP-Link Omada products (entire line – installation / configuration)
- Toshiba (formerly IBM) Point of Sale equipment (CPU, cash drawer, receipt printers, scanners / scales, pole displays, keypads)
- Twisted-pair termination / testing / tracing
- TypeScript
- Ubuntu Linux
- UFW
- Uninterruptable Power Supplies
- Unit Testing
- Universal Service Fund (USF) reporting
- Usability principles
- VirtualBox
- Visual Slick Edit
- Visual Studio Code
- Visual Studio Community
- Voice-over-IP (VoIP) billing
- Voice-over-IP (VoIP) phone deployment / configuration
- Voice-over-IP (VoIP) regulatory compliance
- VPN concept
- Wall Fishes / Jack Mounting
- Wasabi (online storage)
- Webex
- Webmin
- WHMCS
- WHMCS Extension development
- Windows 10
- Windows 11
- Windows 8.1
- Windows application development
- Windows Sandbox configuration
- Windows Server 2009
- Windows Server 2015
- Winget
- Wireless (Wi-Fi) Access Points
- Wireless (Wi-Fi) Coverage Optimization
- Wireless (Wi-Fi) Routers
- Wix.com
- WordPress
- Xero
- xdebug
- XML
- XSL
- Yealink products (entire line – installation / configuration)
- Zoho Suite
- Zoom