SUMMARY

• Over 7 years of focused experience in Performance Test Engineering.
• Experienced in writing scripts using HP VUGEN for different protocols - Web- http/html, WebServices, AJAX TruClient, CITRIX, RTE, Web-Mobile http/html.
• Experience leading a Performance Testing Team.
• Monitoring JVM Machine- CPU, Memory utilization, Thread status by taking thread dumps., finding out Memory leak, Heap size, how frequent GC is happening etc.
• Tuning JVM, GC, Kernel etc.
• Experienced with web services technologies such as REST, JSON, SOAP, XML, JDBC.
• Building and maintaining test script using Javabased tools - Jmeter, selenium etc.
• Good understanding on Multithreading J2EE, Servlet, JSP, Data layer.
• Proficient in writing Test cases, Test scripts and create scenario in ALM Performance center.
• Specialized in Performance Testing application using monitoring tools- Introscope, Sitescope, DynaTrace, SPLUNK.
• Five years of experience in Software Development Life Cycle, involved in all phases of SDLC from information gathering stage to maintenance stage of the project.
• Worked as Testing Analyst to set up the environments to execute testing in different platforms for various applications in Windows and UNIX platforms.
• Experienced in writing SQL quires and tuning.
• Experience in providing consultation and impact evaluation to test executioners and manage assets using expert in the different types of testing - Load Test, Stress Test, Endurance Test, Regression Test etc.
• Excellent verbal and written communication skills and knowledge of good documentation practices which proven to coordinate with team to get efficient results and strong ability to adopt, learn and master new tools, techniques and approaches.

TECHNICAL SKILLS

Programming Languages: C, Visual Basic, Java, Python

Web Technologies: Net, Java, ASP, HTML, UNIX, SQL, VB Script

Operating System: Windows, MAC, Linux

Database: MS SQL, MS Access

Servers: IIS, Websphere, Apache Tomcat

Testing Tools: HPLoad Runner, HP Performance Center, Jmeter, Willy Introscopre, SiteScope, SPLUNK, Dynatrace

PROFESSIONAL EXPERIENCE

Confidential

Technical Test Lead

Responsibilities:

• Developing Work Load Patterns, Estimations, Develop Performance Strategy and implement them.
• Preparing the test script using loadrunner, Jmeter.
• Analyzing Performance bottlenecks.
• Coordinate with project team.

Confidential

Performance Engineer Consultant

Responsibilities:

• Build and run the Performance script using Loadrunner/Jmeter.
• Getting familiar to applications server JVM machine, what’s the SLA, tool need to use to gather application server statics.
• Understand the technology and system diagram.
• Coordinate with Dev/QA team and try to utilize their Framework in Performance Environment.
• Get the status from Kiska and some other internal tools.
• Participate the team meeting to communicate current issue, project status etc.
• Monitoring Java Heap, Memory leak, taking thread dump using Dynatrace.
• Analyzing all layers response time using Splunk.

Confidential

Performance Engineer Consultant

Responsibilities:

• Understand the business requirements and identify the test cases for Performance Testing.
• Gather all the information about Project, system architecture, technology, protocol, SLA, transactions volume etc.
• Prepare test plan with proper information.
• Prepare automation test scripts using Java based tools- Jmeter for Load, stress, endurance test.
• Correlate dynamic values, parameterize and make sure script is getting valid response.
• Simulating loads using Jenkins and maintain Git Repo.
• Tuning Database- SOQL.
• Execute browser test to collect user end time which will include page load time and rendering time.
• Analyze HAR files from chrome developer tool. Identifying if there is any calls which is taking more than 500 MS, what’s the bandwidth, how data downloaded etc.
• Analyze application server logs, CPU/Memory utilization using Splunk.
• Tuning JVM, identifying the methods need to be optimized.
• Analyze AWR report to find out database information.
• Gather debug log information to get database, apex timing.
• Monitoring front end like technologies -XHTML / HTML5, CSS2, CSS3, XML, JavaScript, Ajax, and modern.
• Using Dev Console to gather information on SOQL, APEX, Workflow timing, identify if any call is taking more than 300 Milliseconds.
• Using Argus Analyze DB CPU utilization.
• Identify if there is any issue either in application functionality or system level and make some suggestions to application team.

Confidential

Performance Test Engineer Consultant

Responsibilities:

• Primary tool is Loadrunner, create vugen scripts, enhance, update for each release.
• Developing scripts for native mobile applications for both android and iPhone also developing scripts for hybrid application.
• Mainly most of the scripts are written using ANSI C language and protocol is web-Mobile http/html protocol besides I am working in Ajax TruClient, web Services and mobile protocol.
• Writing test plan and review it with other team members.
• Supporting 3 rd Party applications like Salesforce, Adobe, Appian and FiServ.
• Coordinate with different team like Application, DBA, middleware team to get Test Application and Test Environment readiness.
• Participate in daily status call with internal team members and reporting it to Manager.
• Create and Execute scenario in ALM Performance Center. Rebooting and troubleshooting ALM PC if any issue occurs.
• Create scenarios in Performance center and execute the test.
• Prepare automation test script using Jmeter and WebLoad.
• Using Jstack collecting thread dumps, collecting JVM status - Memory/CPU, Heap allocation, GC status etc.
• Detect Performance degradation issue like memory leak; high CPU/memory utilization and find out the root cause also improve thread pool utilization, memory leaks, data base connection etc.
• Observe real time server status while test is running and try to find out the issue if any transaction is failing during the test.
• Create test metrics, performance graphs, analysis report and create test report for the senior management.
• Prepare test report and present it to team.

Environment: HP LoadRunner, HP Performance Center, HP Quality Center, IBM MQserver, Oracle, MS SQL Server, Weblogic, Load Balancer, Visual Studios, JAVA, AJAX, PERL, Application Performance Analyzer, Open VMS, Windows.