SUMMARY:

• 10+ Years of overall results driven and diversified experience in software development cycle inclusive of middleware administration using IBM WebSphere Product family, Apache, Tomcat
• Strong in web based GUI architecture and development using JSP, Servlet, HTML
• Experience in Setting up WAS installation including planning, installation and configuration of WebSphere Application Server 6.x, 7.x & 8.x
• Hands - on working with Websphere Liberty in installing and configuring.
• Installed, configured and administered IBM HTTP Server 6.x, 7.x & 8.x., Apache
• Continous integration (Build & Deploy) of J2EE applications on WebSphere Application Servers 6.x, 7.x & 8.x
• Familiarity and experience with various procedures and policies required for escalation and outage resolution with strong documentation skills
• Analyzed heap issues using IBM Garbage collection and Memory visualizer and good at analyzing GC logs by enabling verbose GC.
• Analyzed Heap dump, Thread dumps using various tools.
• Configuring WebSphere Application Server on Linux, Unix & windows platforms for both horizontal and vertical scaling for Work Load Management
• Hands on with WebSphere Application Server on multiple platforms
• Assembled and deployed the application in Dev/QA/Prod & involved in infrastructure troubleshooting in various environments.
• Provided 24/7 on-call production support for various applications as a IBM Websphere administrator
• Troubleshoot problems related to WebSphere and applications in conjunction with helpdesk, development team, networking team.
• Strong knowledge of WebSphere internals and the interpretation of log files
• Ability to work effectively with all levels of personnel and other groups

TECHNICAL SKILLS:

Operating Systems: UNIX, Linux, Windows NT/2000/XP

Technologies: JAVA, JSP, Servlets

Tools: Starteam, Dynatrace, Science Logic, Jenkins

Web Servers : IBM Websphere HTTP Server, IIS, Apache server

Scripting Languages : Bash Shell Script, JavaScript

Databases : Oracle

PROFESSIONAL EXPERIENCE:

Confidential

Middleware Administrator

Responsibilities:

• Installation and configuration of servers and applications whenever required.
• Carry out server changes which include implementation of patches and updates.
• Written build scripts for Websphere Application server for silent installation and implementation.
• Handle technical escalation at the site to ensure application/system uptime
• Installation & Upgradation of IBM Websphere Application servers & NDM
• Worked on installing Websphere Liberty core and Base versions.
• Created JVMs and have configured application as per the requirement in Websphere Liberty profile.
• Configured data source and JMS connections in Websphere Liberty.
• Applying Websphere Fix Pack patches.
• Created JDBC Providers, Data sources, and JAAS authentication aliases in order to provide connectivity to databases.
• Application deployment / Management via NDM & Application Server
• Done Backup & restoration of IBM Websphere Application & NDM successfully at application level & File system level.
• Configuration of WAS plug-in.
• Implemented new cluster based architecture to improve the Performance and maintain high availability of different websites.
• Written script to rotate log files and setup cron job to house keep the old log files
• Written script to automatically start the webservers & app servers after reboot of the servers.
• Monitor the health check of applications using Dynatrace tool

Application Server Administrator

• Installation of Websphere application servers
• Apply Fix pack upgrades.
• PCI Implementation in Websphere Application Server.

Install  Engineer

• Installation and configuration of servers, server applications whenever required.
• Carry out server changes which include implementation of patches and updates.
• Written build scripts for Websphere Application server V6.1 for silent installation and implementation.
• Handle technical escalation at the site to ensure application/system uptime
• Installation & Upgradation of IBM Websphere Application servers & NDM
• Applying Websphere patches.
• Application deployment / Management via NDM & Application Server
• Done Backup & restoration of IBM Websphere Application & NDM successfully at application level & File system level.
• Configuration of WAS plug-in.
• Implemented new cluster based architecture to improve the Performance and maintain high availability of different Staples websites.
• Performed Websphere backup/restoration tasks (using backupConfig, restoreConfig).
• Applied Fix pack patches.
• Collected and packaged log information utilizing the collector tool
• Tuned the performance of Websphere Application Server (configure caching, queuing and pooling parameters, tune JVM heap size)
• Installation and configuration of Apache web server and IBM HTTP server.
• Performed administration activities including creation of Shell(C/K/B) scripts, Perl routines for housekeeping on UNIX servers.
• Analyze verbose GC, Thread dumps using workbench and GC analyzer, Thread analyzer.
• Work with IBM support for Sev1 and Sev2 PMRs, get the product bug fixes and, root cause analysis.
• Established database connectivity with DB2, Oracle on IBM Websphere

Websphere Administrator

• Install, configure and administration of WebSphere Application Server 6.1 Network Deployment on Windows Server
• Install, configure and administration of IBM HTTP Server V.6.1
• Administration of WebSphere Application Server and Network Deployment
• Provide J2EE application deployment, and troubleshooting support for development groups
• Coordinating with various teams to resolve issues and outages faced by developers and testers in different environments
• Involve in managing releases of products from development to Prod QA and to Production

Websphere Administration

• Install, configure and administration of WebSphere Application Server 6.0 Network Deployment
• Install, configure and administration of IBM HTTP Server V.6.0
• Administration of WebSphere Application Server and Network Deployment
• Carrying out build/merge activities and Coordinating with the project development team members in resolving their build related issues
• Involve with other team members in writing scripts to automate deployment process and backup procedures
• Provide J2EE application deployment, and troubleshooting support for development groups
• Coordinating with various teams to resolve issues and outages faced by developers and testers in the different runways (DEV, TEST and PROD)
• Analyzing Activity log files and diagnosing Application Server problems
• Involve in managing releases of products from development to Prod QA and to Production
• Deploy J2EE Application in WebSphere managed servers such as QA and Production
• Documented all procedures and any other important issues

Automation Engineer 

• Analyzing the requirements for the project
• Developed a web application to automate the Build & Merge using Java Server Pages, Servlets
• Implemented a functionality that enables to develop a build share point.
• Developed a module to pull the build & merge report of the builds based on the project name
• Involved in development of presentation Layer in JSP and business layer in Servlets
• Oracle is used to execute the queries and display data for the criteria entered as per the request
• Developed XML schemes and XSL validations for the submitting a request which has code cut off
• Involved in the complete software cycle, starting from requirement analysis to testing