Programming paradigms : Algorithmics , Object Programming, Functional Programming, Procedural Programming. Developing : Desktop applications, Web applications, Mobile application, Web services, Cloud, DataBase. Languages : Pascal, C/C++, Java-JEE , C#.NET, VB, PHP, JSP, JavaScript, TypeScript HTML5/CSS, PL/SQL, XML, JSON, Shell,Matlab. IDE : Netbeans, Eclipse, VisualStudio, CodeBlocks, Andoird Studio. Modeling : UML / OCL, MVC. Other : JDBC,OLDB, RMI, CORBA, WSDL, SOAP, RSS, SGBD ORACLE, MYSQL, SQLserver ,Linux System Administion, ORACLE Virtual Machins, Multithreading, Testing, Joomla, WordPress, FrameWorks adaptation, apache tomcat server, TCP/IP, Socket,VLAN, Rooting.