Languages:  | Java, Python, C#, SQL, C, C++  | 
Java/J2EE Technologies:  | J2EE, Servlets, JDBC, JavaBeans, Struts, MVC, Hibernate, Spring, Log4j, XML, Junit.  | 
Web Technologies:  | HTML, JavaScript, CSS, AJAX, XML.  | 
Frameworks:  | Spring, Hibernate, JPA, Spring Boot.  | 
Application Servers:  | Apache Tomcat.  | 
Databases:  | Oracle, SQL Server, PL/SQL and My SQL, MongoDB.  | 
Operating Systems:  | Windows, Linux, UNIX.  | 
Web Services:  | WSDL, SOAP, JAX-WS, JAX-RS and REST API, AWS, Microservices.  | 
Version Control Tools:  | Git  | 
Build Script:  | Maven, Ant, Jenkins.  | 
IDE's:  | Eclipse, NetBeans, Spring, PyCharm, IntelliJ  | 
Methodologies:  | Agile, Waterfall, SDLC, Iterative.  | 
Python tools and libraries:  | scikit-learn, numpy, matplotlib, OpenCV, NetworkX, Theano, CoreNLP, NLTK, Pandas.  |