- PHP, MVC Frameworks (Laravel, Codeigniter, Symfony, CakePHP and others) - Node.js, MEAN stack (express.js, socket.io and others) - Ruby On Rails, Ruby - DB skills (MongoDB, PostgreSQL, MySQL, NoSQL) 1) database engineering 2) query optimization - Expert Javascript and JS frameworks (AngularJS, ReactJS, jQuery, jQuery UI) - Wordpress - Expert semantic, accessible HTML5, CSS3 - Tooling: Subversion, Git, Linux terminal