Worked in the DG-IS-DAC division, on ongoing projects and application integration tasks to enable new and rectified functionality based on Business Requirements (business analysis). Supported infrastructure of Sun Enterprise-class servers running Solaris OS and HP Blades running Solaris OS / Linux redhat 3/4/5/6 and 7 recently with satellite integration and administration. Handled Patching, Performance Tuning. Dataguard Replication and patching. Provisioned Virtual Machines (Solaris Zones / LDOMs / VMware) Performed day-to-day activities including managing FS, LUN replacement, restoring files, configuring adjustments, cooperating with hardware /software vendor, log analysis. Configured TSM clients. Performed root cause analysis of failures and implemented permanent solutions / workarounds to resolve the problems. Actively participated in quarterly failover exercise Technologies Used: Linux RedHat, CentOS, Solaris, Java 5 6 and 7, Tomcat 6 and 7, Apache 2.2x, Weblogic, Maven, Eclipse, Nexus, Jira, SVN GIT and Mercurial, Spring MVC, Spring WS, iBatis and MyBatis, Hibernate, JMS, Oracle, MySQL, Apache Common Math (MathLib JAVA), Log4J and SL4J, Gradle, Ant, AQAPI, EHcache and OSCache, JSTL, JTA, Quartz Scheduler, REST, XML XSD and WSDL, SoapUI, Json, SQL Developer and Toad, X-Mind, Bash, TCSH, Cygwin, Python, Jasper Reports and Crystal Reports.

Participated in IT projects throughout the complete lifecycle for the development of IT application services and the ECB change Management lifecycle. Performance Optimization of applications (MOPDB Replication and EXDI hibernate (DML operations) based on Oracle Parallelization PX and Optimizer Execution Plans). Designed and drafted technical specifications of applications systems in line with the functional and nonfunctional requirements. Performed technical testing and preparing the relevant technical documentation. Supported end- users during acceptance tests and operational teams during migration to the production environment. Investigated, diagnosed and resolved bugs and incidents in the post-go live support of operations. Developed appropriate scripts and procedures for building and packing of application components. Reviewed and implemented security policies to the databases, ensuring data consistency and integrity. Developed working knowledge of business processes implemented in the applications based on AGILE Scrum Methodology. Technologies Used: Linux RedHat, CentOS, Solaris, Java 5 6 and 7, Tomcat 6 and 7, Apache 2.2x, Weblogic, Maven, Eclipse, Nexus, Jira, SVN GIT and Mercurial, Spring MVC, Spring WS, iBatis and MyBatis, Hibernate, JMS, Oracle, MySQL, Apache Common Math (MathLib JAMA), Log4J and SL4J, Gradle, Ant, AQAPI, EHcache and OSCache, JSTL, JTA, Quartz Scheduler, REST, XML XSD and WSDL, SoapUI, Json, SQL Developer and Toad, X-Mind, Bash, TCSH, Cygwin, Python, Jasper Reports and Crystal Reports.