Middleware Administrator, Code Release Management and Support

10/2012 – 11/2016

Create Snow Release and RFC, maintain & track each tasks in the CR and coordinate with stakeholders. Build, upload, deploy and restart of all components in IT and inform stakeholders (about components, version number, defects fixed known limitations,). Smoke test after deployment. Tagging of deployable version in SVN, prepare IT Release note. Coordinate PTA deployment and inform stakeholders (about components, version number, defects fixed known limitations ...). Smoke test after deployment. Coordinate IT / UAT deployments with stakeholders (e.g. testers, business, UAT-testers, L&P team).  Prepare and coordinate production rollout. Coordinate with infrastructure teams in case of new hardware rollout. Perform pre deployment configuration changes, as suggested in runbook by developers. Insert and Modify tables in db schemas, according to production runbook, to add or delete a feature. Maintain Application wiki with release updates and update the relevant information on the test page. Maintain branch and release plan according to input from lead SA (incl. branching & communication to team)  Monitoring: availability monitoring, maintain availability dashboard, keep availability statistics. Incidents: Solve incidents on the INVEST net test system in a timely manner (solve issues by himself or together with e.g. software engineers, address issues in source systems like AIS, follow up on issues.  Documentation: Build up and maintain test system documentation (e.g. contact list, list of most common problems and their resolution).Continuous improvement: Suggest and implement measures to improve availability of test systems together with stakeholders. Daily check of the results of the Offline- and Online-Junit-Tests. Analyze failed Junit test cases together with the responsible test expert and address it to the corresponding developer

Incident Management, Service Management, Red Hat Enterprise Linux (RHEL), Release Management, Oracle WebLogic Server, Jetty, Apache Subversion (SVN)

1/2008 – 10/2012

My core tasks included Installation, Configuration, Troubleshooting and Maintenance of WebLogic Server 10.x servers. Providing support for Production, Pre-Production, UAT and Development environments for CBS(Core Banking System App)environment
 Application Deployments in various environments like Production, Pre Prod, UAT and Testing. Also, troubleshoot the deployment issues. Applying WebLogic patches, and working closely with Application Teams in solving issues. Worked closely with Oracle WebLogic Technical Support Team in resolving the WebLogic critical issues, and followed up on the open tickets by analyzing the respective thread dumps and configuration files.

 Analyzing JVM heap, memory leak on managed server instances in CBS environment, and analyzing using Eclipse Memory Analyzer. Monitoring and Analyzing resources, standard logs, application logs and domain logs. Creating and Managing Data sources and JDBC connection pool in CBS environment. Created and installed SSL certificates on managed server instances using java keytool utility. Creating security roles, group policy, user authentication, and authorization.
 Worked with HP Service Manager for creating work requests and problem solving issues.

Incident Management, Service Management, Oracle WebLogic Server