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Sr Performance Tester Resume

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Irving, TX

SUMMARY

  • 7+ years of extensive experience in Software Quality Assurance and in Analysis, Design of Manual and Automated testing of various application for Client Server and Web - based application.
  • Extensive knowledge in Performance Testing Life Cycle.
  • Used various monitoring tools like HP SiteScope and HP Diagnostics, to keep track of the performance test and identify various bottlenecks.
  • Proficient in using test automation tools for web and client server applications.
  • Extensive knowledge to create performance test scripts using LoadRunner VuGen.
  • Worked in Agile project ensuring close, daily cooperation between business people and developers.
  • Proficiency in testing the applications' compatibility on UNIX and Windows platforms.
  • Experienced with Java and .NET frameworks using JVisualVM, Perf4J, or similar.
  • UNIX experience with perf, netstat, strace, etc.
  • Experienced with JUnit.
  • Experienced in EJSP, XML, JSON, PostgresSQL, MySQL etc.
  • Strong skills in performing System Testing such as Black Box, Smoke, Regression, Integration testing, User acceptance testing.
  • Strong process and documentation skills for performance testing/engineering.
  • Experienced in Performance testing of Web applications and Client/Server by using LoadRunner.
  • Experienced in developing load test automation using SilkPerformer, Jmeter and DynaTrace.
  • Expertise in Manual and Automated Correlations to Parameterize Dynamically changing Parameters values.
  • Well versed with all functionality of Virtual User Generator and Correlating Statements, configuring Run time settings for HTTP, iterations, Simulated Modem speeds to bring the testing scenario to real world.
  • Experienced in monitoring CPU, Memory, ASP Requests, Network, Web connections and throughput while running Baseline, Performance, Load, Stress and Soak testing
  • Expertise in tracking defects using tracking tools such as Quality Center and Clear Quest.
  • Experienced in detecting bottlenecks such as very high CPU usage, memory leaks and communicated with the developers to optimizing the code.
  • Good understanding of object oriented methodologies, software development life cycle (SDLC) and software testing methodologies.
  • Excellent ability to understand complex scenarios and business problems, and transfer the knowledge to other users/developers in the most comprehensible manner.
  • Quick learner by respect to latest technology, most excellent put into practice and system.

TECHNICAL SKILLS

Operating Systems: Windows NT/2000/XP/VISTA/7/8, Unix, Linux

Programming Languages: C++, C, VB6, VB.Net, Java

RDBMS: Oracle, MS Access, SQL 2000, MySQL

HP Test Suite and Tools: LoadRunner, LoadUI, Quality Center (Test Director), Performance Center, QTP, VuGen, Monitoring tools, SiteScope, WinSCP, IBM SA, Jmeter, Vmstat, ESMON, Perfmon.

Protocols: Web(http/html), MQ Client/Server, Winsock, Citrix, Web/Winsock Dual Protocol, Citrix ICA, GUI, Click & Script, Sliverlight, Oracle

Application Tools: MS Office, MS Project, MS Visio, Visual Studio .Net

Web Technologies: HTML, XHTML, VB Script, Jscript, asp, asp.net, ado.net

Other Skills: UML, XML, SDLC, Object Oriented Methodology, Data Modeling, J2EE, .Net Framework, JUnit, DynaTrace

PROFESSIONAL EXPERIENCE

Confidential, Irving, TX

Sr Performance Tester

Responsibilities:

  • Gathered business requirements, studied the application and collected the information from Analysts.
  • Defining the performance goals and objectives based on the client requirements and inputs.
  • Independently developed various Vuser scripts using LoadRunner 9.5 and LoadRunner 11.0 RDP protocol based on the user workflows and specifications/requirements.
  • Developed Scripts in HTML/HTTP, Citrix, TUXEDO, RTE, WINSOC for Loadrunner.
  • Created LoadRunner Scenarios and Scheduled the Virtual user to generate realistic load on the server using LoadRunner.
  • Written Test Plan, Test Scenarios and Test Scripts to follow the CMM Level 2 standards.
  • Identify and eliminate performance bottlenecks during the development lifecycle.
  • Identified functionality and performance issues, including: deadlock conditions, database connectivity problems, and system crashes under load.
  • Load and stress tested an intranet online procurement application.
  • Load and stress tested a clustered Business Object's Web Intelligence deployment.
  • Determined the scalability of the clustered configuration and benchmarked the cluster's performance under load.
  • Involved in performing load and stress test on the application and server by configuring LoadRunner to simulate hundreds of virtual users and provided key metrics to the management.
  • Developed a very flexible and dynamic script that allowed for fast configuration changes during testing.
  • Developed load test automation using SilkPerformer.
  • Verified load balancer setting using IP spoofing feature of Performance Center to discover issues with load balancer due to IP sticky.
  • Created Web Service and MQ scripts using Web Services and Java Protocol in LoadRunner.
  • Conducted all tests in the Controller by creating 100, 200, 400 virtual users for load.
  • Stress and steady state test respectively.
  • Performed Data Driven and Security Testing.
  • Worked closely with software developers and took an active role in ensuring that the software components meet the highest quality standards.
  • Involved in defect tracking, reporting and coordination with various groups from initial finding of defects to final resolution.
  • Performed various load test using different loads by setting up scenarios by adjusting run time settings according to given workload.
  • Responsible for all phases, planning, developing scripts, execution of performance center scenarios and analysis.
  • Used HP Diagnostics to check back-end calls and their response times for debugging high response times for a transaction in various applications.
  • Manually correlated the opportunity Ids, to save the dynamically changing opportunity Id’s into a parameter by going to the body of the server response in the LoadRunner.
  • Used Web Reg Find function to search for the text to see if the desired pages are returned during replay in Virtual User Generator.
  • Changed the runtime settings such as pacing, think time, Log settings, browser emulation and timeout settings in LoadRunner VUGEN and controller to simulate the real scenario.

Environment: LoadRunner, Performance Center, Quality Center, Test Director, JavaScript, SQL, Java, JAVA, JUnit, J2EE, IBM SA, .Net, JSP, IIS, XML/XLST, Oracle, ERP, CRM. LoadRunner Analysis, HP Diagnostics, VB Script

Confidential, Bartlesville, OK

Sr Performance Tester

Responsibilities:

  • Executed scenarios using HP Performance Center and analyzed the results through Performance Center Analysis to find the bottlenecks in networks and server resources including deadlock conditions, database connectivity problems and system crashes under load.
  • Parameterized actions and created files using random, sequential and unique options in VUGen.
  • Developed VUser Scripts using protocols like Web (http/html), Web Services, .Net, Citrix and Oracle NCA.
  • Used Correlation to handle the Dynamic return values and scheduled the test under work load compositions.
  • Developed load test scripts using VUGen to make them flexible and useful for Regression testing.
  • Configured monitors to monitor performance of individual Hosts behaviour on load.
  • Create scenario-using HP Performance Center to do Load and Stress test on the Web based ecommerce Application.
  • Analyzed the results and Created Analysis Report through Performance Center Analysis, prepared and submitted Exit Report with Recommendations.
  • Analyzed the system resource graphs, network monitor graphs and error graphs to identify transaction performance, network problems and scenario results respectively.
  • Enhanced Vuser scripts with transactions, rendezvous points, functions, parameterization and correlation.
  • Measured the response time at different points in the application using Site Scope monitoring tool.
  • Prepared Test plan and Test specifications based on Functional Requirement Specifications and System Design Specifications for ecommerce application.
  • Extensively worked HP Performance Center in analyzing Content Distribution Services application performance for varying Loads and Stress conditions.
  • Build and execute SQL queries to verify the data updates to various tables and ensure data quality and integrity.

Environment: HP Performance Center, SiteScope, Quality Center, .NET, IIS, MS SQL, C, C++, Agile Methodologies, UNIX

Confidential, Chicago, Illinois

Sr Performance Tester

Responsibilities:

  • Worked closely with software developers and took an active role in ensuring that the software components meet the highest quality standards.
  • Worked as an independent consultant for performance testing and coordinated with multiple vendors.
  • Worked closely with Development team to discuss the Design and Testing aspects of the applications to design the Test plans.
  • Actively participated in the daily project meetings and walkthroughs.
  • Involved in preparation of estimation, capacity matrix, performance strategy docs and conducted assessments and data modeling using excel.
  • Worked on Web, Web Services, and Clint-server, Main frame, and SOA, J2EE, .Net and legacy applications.
  • Responsible for testing batch jobs in an enterprise wide environment.
  • Worked on different protocols like HTTP/HTML, Web Click and Script, Web Services, and Citrix ICA.
  • Designed performance test suites by creating VU test scripts, workload scenarios, setting transactions, rendezvous points and inserting them into suites using LoadRunner.
  • Responsible for testing the applications in different scenarios like Average load test, Spike test, Endurance test, Volume test and Peak Load test.
  • Configured Offline and Online Diagnostics like J2EE/.NET Diagnostics through performance center.
  • Used SiteScope to monitor server metrics and Performed in-depth analysis to isolate points of failure in the application.
  • Monitored system resources such as CPU Usage, % of Memory Occupied, VMstat.
  • Analyzed JVM Heap and GC logs in Web Sphere during test execution.
  • Conducted result analysis and communicated technical issues with developers and architects.
  • Involved in defect tracking, reporting and coordination with various groups from initial finding of defects to final resolution.
  • Created comprehensive test results report.

Environment: LoadRunner 9.52, Performance Center 9.52, SiteScope, HP Diagnostics, Excel, Oracle, MS SQL Server, Web logic, JAVA, AJAX, ASP.NET, Quality Center, J2EE Diagnostic Tool, Web, Windows 2000/XP, Adobe flex, SOUPUI.

Confidential, Hartford, CT

Performance Tester

Responsibilities:

  • Gathered user requirements and designed the Test Plans and Test Scenarios accordingly, which involved creating Business flow diagrams in Quality Center.
  • Worked on different protocols like Web (HTTP/HTML), Web services, Windows socket.
  • Created scenarios like Basic schedule by load test/group, Real world schedule by load test/by group as per the requirement.
  • Identified performance problems or bottlenecks and recommended possible steps for remediating using HP Diagnostics.
  • Using LoadRunner, executed multi-user performance tests, used online monitors, real-time output messages and other features of the LoadRunner Controller.
  • Designed and developed performance testing automation artifacts (scripts, functions, scenarios, processes) for simple to complex testing situations using HP LoadRunner.
  • Identified the Memory leakage or Garbage collection on HP Diagnostic and worked with middleware team on heap size.
  • Observed the load test run for any errors.
  • Analyzed performance, transaction, and server resource monitors for meaningful results.
  • Analyzed the results of the entire test run.
  • Created test strategies and conditions for load, stress, concurrent users, and network bandwidth scenarios.
  • Assisted the project teams in identifying and documenting performance test requirements.
  • Designed the performance test harness for execution on automated, performance, and endurance testing platforms.
  • Work with business and technology leads to identify the appropriate data for testing, and prepare that data for the test cases.
  • Performed problem solving analysis and root cause for system functionality and testing challenges using LoadRunner Analysis Tool.
  • Worked closely with developer debug and to know the functionality and flow of the application.

Environment: HP LoadRunner, HP Performance Center, Windows 2000 NT, UNIX, DB2, SQL, Quality Center, VuGen, Web services, HP Service Test,, VMware, WPS, WMB, IBM Web Sphere, Web sphere application server(WAS), AIX, HP Diagnostics.

Confidential, Dallas, TX

Performance Analyst

Responsibilities:

  • Defining the performance goals and objectives based on the client requirements and inputs.
  • Extensively worked in Web and Web services protocols in LoadRunner.
  • Ensuring the compatibility of all application platform components, configurations and their upgrade levels in production and make necessary changes to the lab environment to match production.
  • Responsible for developing and executing performance and volume tests.
  • Developed test scenarios to properly load / stress the system in a lab environment and monitor / debug performance and stability problems.
  • Partnered with the vendor organization (Amdocs) to analyze system components and performance to identify needed changes in the application design.
  • Configured and set up monitors in SiteScope.
  • Involved in analyzing, interpreting and summarizing meaningful and relevant results in a complete Performance Test Report.
  • Worked closely with software developers and take an active role in ensuring that the software components meet the highest quality standards.
  • Used Virtual User Generator to generate VuGen Scripts for web protocol. Ensure that quality issues are appropriately identified, analyzed, documented, tracked and resolved in Quality Center.
  • Developed and deployed test Load scripts to do end to end performance testing using LoadRunner.
  • Implemented and maintained an effective performance test environment.
  • Identified and eliminated performance bottlenecks during the development lifecycle.
  • Accurately produced regular project status reports to senior management to ensure on-time project launch.
  • Conducted Duration test, Stress test, Baseline test.
  • Verified that new or upgraded applications meet specified performance requirements.
  • Used Performance Center to execute tests, and maintain scripts.
  • Used to identify the queries which were taking too long and optimize those queries to improve performance.
  • Provided support to the development team in identifying real world use cases and appropriate workflows.
  • Performed in-depth analysis to isolate points of failure in the application.
  • Assist in production of testing and capacity certification reports.
  • Investigated and troubleshoot performance problems in a lab environment. That also included analysis of performance problems in a production environment.
  • Created Test Schedules.
  • Worked closely with clients.
  • Interfaced with developers, project managers, and management in the development.
  • Execution and reporting of test performance results.

Environment: LoadRunner, J2EE, Performance tuning, Win runner, Test Director, E-Commerce, .NET, Rational ClearCase, Clear Quest, Windows 2000, Oracle, COM, XML, Winsock, Weblogic Apache, UNIX Solaris.

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