PHP / Zend framework 1.12 / Zend framework 2 / E-commerce / Magento / eSiteBuilder / GotCms / Wordpress / PHPUnit / Highloading sites / file Cache / Memcached / Load optimization / Sphinx / Web-services / REST / SOAP / CURL / Sockets / OAuth2 / HTTPS / Mcrypt / Merchant Payment / PayPal / Skrill / Webmoney / LiqPay / Privat24 / Google Analytics / Google Maps / Google reCAPTCHA / Google Translator / Google+ / Google Drive / Dropbox / Facebook / Twitter / Blogger / Vkontakte / PHPmailer / GEOlocation / GD2 / Captcha / FTP / PDF / Ex?el / CSV / Apache / mod_rewrite / JavaScript / AJAX / jQuery / jQueryUi / Prototype.js / ScriptAculoUS / Bootstrap.js / X-editable.js / UIKit.js / CKeditor / TinyMCE / MySQL / MongoDb / XML / RSS / Sitemap.xml / HTML / CSS / SVN / GIT / NetBeans / Linux / Windows - PHP 5 (OOP, MVC, Front Controller, autoloading, PHP-routing, Config-routing, URL rewrite), regular expressions. - Zend Framework 1.12, Zend Framework 2. - CMS: Magento, eSiteBuilder, Wordpress, GotCms. - Highloading sites, file-caching , Memcached. - Use of xDebug. Profiling and optimization of PHP-scripts. Use WinCacheGrind, Qcachegrind. - Design Patterns PHP, UML, Reflection, SPL, PEAR, PECL, PHPUnit, PHPDocumentor. - Cross-sites interaction via REST, SOAP, web-services (WSDL), sockets, cURL, XML-RPC. Library PHPmailer. - OAuth2. Ecommerce Tracking, Google Analytics, Google Maps, Google reCAPTCHA, Google Translator, GEOlocation. - Payment systems on the site (Merchant) PayPal (Standard, API, using IPN), Skrill, Webmoney , LiqPay, Privat24. - Automatic upload, download, update files from your site to web Cloud Webservices - Google Drive, Dropbox. - Using PHP for automatic upload, download, update files from your site to another site via FTP. - Automatic publication of articles and news from your site to social networks (Facebook, Twitter, Google+, Blogger, Vkontakte). Log in to your site via social network.