SUMMARY:

• Experienced IT professional having over Ten years of experience on Middleware Administration (WebSphere Application Server ND, JBOSS, WebLogic) and Java Development
• End to End understanding of complete infrastructure including expertise in WebSphere platform and Java Development
• Currently working as System Analyst IV @ Confidential ., (Phoenix, AZ) (Fortune #128)
• Provided solutions for java based applications mainly around IBM WebSphere Application Server
• Provided Level 3 production support for Java based applications
• Analyze all aspects of the existing infrastructure and recommend modifications that will enhance system reliability, availability and scalability
• Architecture of WebSphere Infrastructure
• Excellent in document Issues, steam line processes, Implement Alerts
• Troubleshoot and debug any errors occurring in application server environment
• Trained junior members
• Responsible for the overall application ecosystem, achieving application SLAs, partnering with core infrastructure & application development teams to resolve defects
• Review system architecture / design for impacts on future support
• Took multiple roles starting from 2006 helping successful implementation of multiple projects
• Implemented Migration of platform tools, applications
• Worked on latest platforms
• Identify areas for improvement, present recommendations and champion changes
• Quick leaner of new technologies and adapt quickly to the new environment
• Work independently with little guidance, and very good team player
• Excellent Troubleshooting and analytical skills
• Complete ownership of projects being worked upon
• Provided weekend 24/7 on call level 3 support

TECHNICAL SKILLS:

Middleware Administration: IBM WebSphere Application Server ND, Oracle WebLogic, RedHat JBOSS

Open Source Frameworks: Spring MVC, Hibernate

Languages: Java, J2EE

Tools: Eclipse, RAD

Source code repository: Subversion

Database: Oracle (SQL), MS SQL

Scripting: Shell Scripting, Jython

Web Server / Plug - in: Apache, IBM Http Server, IBM WebSphere Plug-in

Operating Systems: AIX, Red Hat Enterprise Linux, Windows

PROFESSIONAL EXPERIENCE:

Confidential, Phoenix, AZ

System Analyst IV

Responsibilities:

• Total ownership of projects being worked upon from Platform support team Java based Applications running on WebSphere platform:
• iQuote (Main Quoting Tool with 6b$+ revenue)
• Logistics applications
• Pricing Tool
• MDM (Master Data Management)
• Support Logistics team applications including troubleshoot Java applications
• Manage Application Infrastructure, responsible for Administration of Java Based Applications - iQuote tool ( Confidential ’s., EM America’s Division Quoting tool) used to generate revenue of more than 6b+ $ using this tool, Java based Applications for Evolve (SAP Implementation as ERP system replacing home grown Genesis System), running on Dedicated IBM WebSphere Application Server ND v8.5.5. platform (for iQuote), Shared WAS ND v9 (for other applications)
• Upgrade WAS ND v7.0 to WAS ND v9.0 with my expertise in both WebSphere platform and Java Development
• Review system architecture / design for impacts on future support
• Analyze all aspects of the existing infrastructure and recommend modifications that will enhance system reliability, availability and scalability
• Architecture of WebSphere Infrastructure
• Excellent in document Issues, steam line processes, Implement Alerts
• Troubleshoot and debug any errors occurring in application server environment
• Complete responsible for Websphere infrastructure for Evolve Java based applications (Evolve is a mission critical SAP Implementation), where number of Java applications are re-written or new java applications
• Provide level 3 support with having exposure to both development and platform support
• Work closely with UNIX, Security, Load Balancer (F5 Big-IP)
• Worked on uRenew application on WebLogic v12, and Asia region Java applications running on JBOSS and Tomcat
• Configuring WebSphere with Best Practices to resolve issues related to performance
• Work with Database, UNIX, Networking Administrators, Security and other team members
• End to end system readiness for the application development and performance testing teams including working closely with the UNIX, Networking, Big-IP Load balancing team, ISAM (WebSEAL) reverse proxy, LDAP, Web Methods and Database teams

Confidential, Phoenix, AZ

WebSphere Architect

Responsibilities:

• Review system architecture / design for impacts on future support
• Responsible for the overall application ecosystem, achieving application SLAs, partnering with core infrastructure & application development teams to resolve defects
• Complete ownership of java applications running on IBM WebSphere Application Server ND
• Analyze all aspects of the existing infrastructure and recommend modifications that will enhance system reliability, availability and scalability
• Responsible for Documentation support procedures, Configuration and management of Application clusters, Application load balancing, Application Server tuning and problem isolation
• Monitor for Application core dumps, or forced thread dumps to check for system objects and analyze GC logs
• Troubleshoot and debug any errors occurring in application server environment, application debugging, heap analysis and error doc gathering required (i.e. Thread dump, heap dump)
• Analyze and tune Web, App server configurations
• Perform root cause analysis of problem determination
• Successfully manage time, projects, and multiple priorities, provide root cause determination for issues, and work well under pressure and time constraints and adjust to a constantly changing fast paced environment
• Responsible for managing patch levels, building out environments, assisting developers
• Analyze Performance issues and provide solutions from Infrastructure
• Help Development with analysis of issues related to Code for performance issues using Java cores and heap dumps
• Used silent installation scripts for WebSphere Application Server Installation
• Fix issues in production including java code changes
• Configuring WebSphere with Best Practices and complete documentation of the environment
• Open request with other teams like WebSEAL, DNS, UNIX support
• Complete ownership of applications running on Dedicated Hardware running WebSphere ND
• Opened multiple Sev 1 PMR’s with IBM
• Document and set-up processes
• Troubleshoot and debug any errors occurring in application server environment, and document
• Working with Security team for setting up WebSEAL as required for Application
• Provide remote 24/7 production support for multiple applications running on WebSphere Application Server ND v7
• Worked on Vendor Application from pre-requisites, Installing WebSphere ND, application deployment and documentation of the complete environment
• Extensively involved in migration of custom applications in house hosted on WebSphere
• Follow SDLC methodology
• Need to make sure the applications meet SLA’s, stable platform, identify continuous improvement opportunities

Confidential

WebSphere Architect

Responsibilities:

• Identify areas for improvement, present recommendations and champion changes
• Configuring WebSphere with Best Practices
• Complete ownership of applications running on IBM WebSphere Application Server ND
• Provide 24/7 production support for multiple applications running on WebSphere Application Server ND
• Analyze Performance issues and provide solutions from Infrastructure
• Setting up Disaster Recovery site
• Help Development with analysis of issues related to Code for performance issues using Java cores and heap dumps
• Migration of Java applications to WebSphere platform
• Used silent installation scripts for WebSphere Application Server Installation
• Support Development teams with any issues during deployment in lower tiers
• Analyze GC logs, Monitor for Application core dumps, or forced thread dumps to check for system objects
• Work closely with domain experts to understand business objectives to analyze functional requirements and direct the design of systems architecture for java based applications
• Configuring WebSphere with Best Practices to resolve issues related to performance by tuning various parameters related to GC Policy, Connection Pooling etc.,
• Support Tivoli Access Manager for e-Business (Policy Server, WebSEAL),
• Report to Management on periodical status updates and on any escalations (primarily production issues)
• Analyze Performance issues and provide solutions from Infrastructure
• Review system architecture / design for impacts on future support
• Resolved multiple Sev 1 production issue working closely with IBM support
• Troubleshoot and debug any errors occurring in application server environment, application debugging, heap analysis and error doc gathering required (i.e. Thread dump, heap dump). Analyze and tune Web, App server configurations