Operating System - Windows, Linux (Centos(Install & configure)).
Tools - Eclipse (Kepler, Luna), My Eclipse, Net beans, Soap UI, SQL yog.
Databases - My SQL, Mongo DB.
UI Technologies - HTML 5, CSS 3, JavaScript, Jquery.
Application Server - Apache Tomcat, JBoss.
Framework - Spring, Hibernate, Spring Boot.
Build Tool - Maven.
Web Service - Rest, Soap.
Language - J2EE, J2SE, C, C++, Python.
Web Technologies - Jsp, Servlet, Ajax, Json.
Voice Technologies - VXML, Asterisk (Install & configure), Nuance (Install & configure)