- xhtml coding (clean code based on layers and w3c standartds)
- css styles
- JavaScript client-side programming
- PHP programming (writing code from scratch, correction/improvement of existing projects, work with text, regular expressions, work with Data Bases, OOP including PHP5, Sessions and Cookies, PDO, GDLib and a lot more!)
- Content management systems: Joomla!, Drupal, TextPattern, PHPMyDirectory
- Templates: Smarty, phpTemplate
- MySQL database administration