- Amazon Marketplace Web Services API
- Ant
- Apache
- C#
- Crystal Reports
- CSS
- Delphi
- Flexbox
- Flow
- Git
- Github
- Hack (strongly-typed PHP)
- HTML
- Javascript
- jQuery
- Laravel
- Lazarus (Open-source Delphi)
- Lightning Design Components
- Microsoft Access
- Microsoft Reporting Services
- Microsoft SQL Server
- MySQL
- Node.js
- Oracle
- PHP
- PHPUnit
- QuickReports
- React
- Redis
- Responsive web design
- REST API
- Salesforce Apex
- Salesforce custom objects
- SOAP
- SOQL
- Square Connect API
- SVG
- Symfony
- T-SQL
- Ubuntu
- VisualForce
- Word OLE
