Programming Language: Java and Scala
Big Data / Hadoop :Apache Spark , HDFS, HIVE ,HBase , ZK, Sqoop , Oozie and Nifi etc
Scripting Language : Unix Shell and tools AWK/Sed,
Database / No-SQL/ ORM : Oracle ,Sybase , Postgres, SQLServer / HBase/ Hibernate
Distributed Technologies : JMS , Servlet, Restful WS and Spring Boot.
Tools /DevOps: Ansible, Git, Maven ,Jenkins, Jupyter ,VMware and Azure
Application Server and OS : Web Sphere, Tomcat , Web Logic Windows and Unix/Linux
Others : JSP, Java Script J Unit , Kerbaros ,Quartz and Rational Rose.