In general, the solution of problems of varying complexity for PHP, JS, jQuery, HTML5, CSS3. Database design for MySQL. Creating your own CMS for online stores from scratch. The study framework Yii (basic knowledge). Work on my own projects and customer's projects. - Work with WordPress Responsive Multi-Purpose Themes (Enfold) - Migrate from Joomla & Joomla K2 to Wordpress - I know what is Wordpress child-themes and know how to work with them - Install and configure LAMP + Nginx and other variations - Over one year working with Twitter Bootstrap - Work with different CMS - PHP5 programming - Work with MySQL & PosgreSQL databases - Optimization and website promotion - Successful work with sites that have received a penalty & filters from search engines (mainly Yandex)