SUMMARY:

• Part of “Global Performance Team” which has been awarded “Award of Excellent IT Performance” from HP in 2012 competing with many other industries such as Healthcare, Retail, Government, Education, Automotive, Aerospace, Professional services etc;
• 10+ years of work experience in a Senior Performance Engineering role analyzing, troubleshooting and automating performance workloads on large scale systems, mitigating critical application, reducing risk of Production outages, improve IT economy of scale.
• Extensive experience in working with tools such as HP LoadRunner, HP Diagnostics, CA(APM) WILY Introscope, Sitescope, OPNET, WIRESHARK, Fiddler, JMeter, TIVOLI Performance Viewer to develop scenarios, monitor, identify, analyze product performance across diverse hardware, operating systems, application servers and databases.
• 10+ years of experience in working with various protocols such as HTTP/HTML, SOAP, CITRIX, Rest services, TrueClient, AJAX, JSON, WINSOCK, .NET, MOBILE applications etc;
• Provide performance analysis for applications using both WATERFALL as well as AGILE development methods.
• Worked on various technologies and environments such as JAVA, .NET, PEGA, SAP, Duckcreek, Camilion, Adobe Livecycle, Cognos etc; to identify performance bottleneck as well as different platforms such as WINDOWS, SOLARIS, LINUX, MAINFRAME, AIX.
• Communicate and collaborate with different teams such as Application Project Manager, development team, architecture team, vendor team, different lines of business to understand architectures, obtain business information, technologies, volume and usage metrics to assemble workload, transaction information and test data for use in establishing performance scenarios. to measure scalability, stability and performance risks involved.
• Experience in implementing various testing methodologies such as Load Testing, Stress Testing, Duration testing, Remote Testing etc; to reach the business goals.
• Experience in improving performance by tracking performance debugs, working with application teams to identify performance bottlenecks, hotspots, monitoring of existing resource usage to respond to anomalies in resource usage or failures, analysis of architecture.
• Extensive experience in monitoring, tuning and identifying various performance factors such as RCA analysis, high usage of JVM Usage, CPU Usage, Thread pool usage, Connection pool usage, memory leak, Response time Analysis, Throughput, code analysis, application crash, Garbage collection etc;
• Analyzed, interpreted technical data and provided status reports in timely manner along with results and detailed performance analysis presentation to the product teams interpreting the engagement in terms of Business Value provided, ROI etc;
• 10+ years of experience in install, configure of IBM WebSphere Application Server, IBM WebSphere Portal Server, IBM WebSphere Process Server, IBM WebSphere MQ Server technologies, IBM HTTP Server.
• Extensive experience in Middleware administration, deploying applications, managing applications, upgrading versions, fixpacks, backup, recovery processes and maintenance along with trouble shooting, monitoring and analyzing on Solaris, LINUX, AIX environments.
• Extensive hands on experience in setting up various middleware components such as Nodes, Clusters, profiles, DMGR, application deployments, JDBC Connection pools, MQ Queues, Channels, SSL certificates, LDAP etc;

TECHNICAL SKILLS:

Operating Systems: AIX, Solaris, HP - UX, Red Hat Linux and Windows Server.

Languages: C, C++, Java

Application/Web Servers: WebSphere, Tomcat, JBoss, IBM Http Server, Apache WebServer

Databases: Oracle, MS SQL Server, DB2UDB, Sybase and MS-Access.

J2EE Technologies: J2EE, Java, Servlets, Java Beans, EJB, JSP, JDBC, JNDI, RMI, CORBA, Java Swing /AWT, XML, HTML, DHTML, JACL, JavaScript, Jython, Perl and Shell scripting.

Middleware Technologies: WebSphere Application Server, WebSphere MQ, WebSphere Process Server, WebSphere Portal.

Tools: HP Loadrunner, CA Wily Introscope, HP J2EE Diagnostics, Hyperformix, DB Quest Diagnostics, Sitescope, IBM Heap Analysis, GC Viewer, JProbe, Perfmon, JMeter, WIRESHARK, OPNET, WebLOAD, NeoLoad, LoadComplete, SOAPUI, LoadUI, Rational Performance Tester, Testing Anywhere, OpenSTA, Loadstorm, CloudTest, SAP, Cognos, Pega, Duckcreek, Adobe Livecycle

Microsoft tools: MS Visio, MS Excel, MS Access, MS Word

PROFESSIONAL EXPERIENCE:

Confidential, Jersey City, NJ

Senior Performance Engineer

• Work closely with application team project managers, development team and business analysts to identify the key business scenarios, test data, technologies involved, SLA, expected load in production, along with geographical data of users.
• Responsible for creating the scripts, running the LoadRunner scenarios for the Vusers using LoadRunner Controller and monitoring the server response times, throughput, Hits/sec, Transactions/sec Transaction Response under load, Web Server Monitors, App server monitors, Performance metrics
• Enhancements to the recorded scripts by correlating, parameterizing, inserting debugging messages and string manipulation to create the real time user scenario.
• Worked with HP Diagnostics,WILY INTROSCOPE APM tool to discover performance bottlenecks, to perform transaction trace analysis, identify memory leaks, monitor JVM heap usage, CPU usage, backend calls, time consuming SQL calls, method level analysis, Remote method calls, error messages, transaction failures, hotspots, time consuming drill down analysis.
• Worked on network monitoring tools such as WIRESHARK, OPNET to capture the network traffic.
• Strong written and communications skills and ability to document, present and articulate designs and technical decisions in front of teams and key business design makers.
• Worked on various technologies such as Pega based applications, Duckcreek applications, Camilion, Adobe Livecycle, Cognos etc; to identify performance bottleneck.
• Install, configure, and administer Middleware technologies along with monitoring and tuning the performance bottlenecks.
• Responsible for upgrading feature Packs, maintenance fix packs, migrations to the latest versions for performance improvments.
• Experience in clustering in Middleware, Configure MQ series queue managers, queue manager objects, queues, channels, SSL certificates for performance improvements.
• Determine and rectify problems, and interact with IBM support to solve problems using Traces, Logs, Log Analyzer, and Performance monitoring with various tools.
• Create IBM Problem Management Records to report WebSphere Application Server problems, and work with the support team to resolve technical issues.

Environment: HP LoadRunner, HP Diagnostics, CA(APM) WILY Introscope, Sitescope, Hyperformix, OPNET, WIRESHARK, Fiddler, JMeter, WebLOAD, NeoLoad, LoadComplete, SOAPUI, LoadUI, Rational Performance Tester, Testing Anywhere, OpenSTA, Loadstorm, CloudTest, TIVOLI Performance Viewer, IBM WAS 6.x/7.x/8.x, IBM WAS Portal 6.x/7.x/8.x, IBM WAS Process Server 6.x/7.x/8.x, IBM WebSphere MQ, IBM Http Server, Apache Webserver, Perfmon SAP, Cognos, PEGA, ADOBE, DuckCreek, JAVA, J2EE, Servlet, EJB, JSP, XML, HTML, DHTML, Javascript, Jython, Perl, Shell scripting, RMI, JMS, JMX, AIX, Solaris, WINDOWS and Red Hat Linux.