Srum, PMO and Kanban Managing, XP practice, Xamarin, Mobile Dev, Cross Platform Dev, SOLID, UML, Modelling, Design Patterns, Linux, Open Source, C/C++, C#, Perl, PHP, Python, Lua, Java, Awk, Shell Scripting, HTML5, CSS, XML, JSON, Javascript, JQuery, Vb.Net, Asp, Lisp, Assembler, ActionScript, Mysql, Oracle and Sql Server, Web Services, Web Socket, REST, Distributed Sockets, Multi Thread Applications, Service Applications, Image Processing, Data Processing, ETL.