JS: Node,js, Angularjs, jQuery
PHP: Yii, Zend2, Joomla (1.5, 2, 3), Wordpress etc.
Mobile: Angularjs/Ionic/Cordova
CSS: Bootstrap etc
Other: *nix servers, apache/nginx, API development, golang etc
Creating fast applications on javascript - is my passion. Angularjs/Node.js - my main stack for last years. But I have huge (about 10 years) experience with Apache/PHP, strong OOP etc.