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Sr. Performance Engineer Resume

Kansas City, MissourI

SUMMARY

  • Over 6+ Years of experience in Performance test engineering in using Load Runner, JMeter, Dynatrace and App Dynamics.
  • Proficient in all phases of Software Development Life Cycle (SDLC), which involves requirement gathering, requirement analysis, agile, functional design, implementation and enhancement of various web/enterprise applications.
  • Excellent knowledge in Unit, Smoke, Baseline, Regression, Integration, Load and Stress test.
  • Proficient in recording, correlation, parameterization, and debugging of Load Runner scripts using Load Runner.
  • Have strong experience in preparingPerformancetest plan, developingPerformancetest strategies, test cases and test scripts based on the requirements.
  • Proficient in Creating and Enhancing scripts, Executing Tests and Analyzing results using Load Runner.
  • Experience is using Dynatrace software to monitor applications, analyze and fix bottlenecks in the applications.
  • Experience with Load Runner components: VuGen, Controller, Analysis, Load Generator and with the components of JMeter.
  • Experience working in Web (HTTP/HTML), WebServices, Siebel - Web, Oracle 2-tier, COM/DCOM, Citirx and REST Protocols.
  • Expertise in Automated Testing in different testing methodologies like Agile, Scrum, Waterfall etc.
  • Establish Non-Functional and Automation test approaches based on the System Design documents, Business requirements and SLA.
  • Hands on experience using various performance monitoring tools such as HP Sitescope, Dynatrace, AppDynamics, Wily Introscope, HP Diagnostics, VMstat and JProfiler.
  • Monitored different graphs like Transaction Response Time and Analyzed Server Performance Status, Hits per Second, Throughput, Windows Resources and Database Server Resources etc.
  • Experience working with JBOSS and Weblogic servers.
  • Have Good experience with Microsoft Windows and UNIX environments.
  • Performance Tools and discuss its bottlenecks such as Memory Leaks, JVM Heap, CPU Utilization, Memory usage, thread usage, thread contention, Garbage collection.
  • Prepared Performance Test Reports as per the organization standards.
  • Have good experience working with offshore and also have the ability to work independently
  • Possess problem solving skills, communication and co-ordination skills coupled with a keen analytical aptitude along with a great sense of responsibility in execution.

TECHNICAL SKILLS

Load Testing Skills: Load Runner 12.x, Performance Center 12.x, ALM, NeoLoad, JMeter

Monitoring Skills: HP Sitescope, HP Diagnostics, AppDynamics, Wily Introscope, Dynatrace, JProfiler.

Application Servers: Web logic, Apache web server, JBoss server.

Languages: C, C++, JAVA, UNIX, SQL,HTML, XML

PROFESSIONAL EXPERIENCE

Confidential, Kansas City, Missouri

Sr. Performance Engineer

Responsibilities:

  • Conducted Meetings to understand the application and get nonfunctional requirements for performance Testing with application team, Business analysts and DB Teams.
  • Design test cases using the test design specifications and use cases described in test plan.
  • Provide Test estimates for various phases of the project.
  • Follow Agile (Scrum) process, the performance validation process goes by the ‘Work Done & Ready to Go’ approach from time to time, release to release and in specific sprint by sprint.
  • Developed and executed Scripts for Performance Testing using Load runner.
  • Developed test scenarios to properly load / stress the system in a lab environment and monitor and debugperformanceand stability problems.
  • Analyzed results using LoadRunner Analysis tool based on Transaction per Second, Average Response times and resource usage to meet the SLA (Service Level Agreements)
  • Executed Baseline, Load, Stress, and Combined Testing using HP Performance Center.
  • Developed robust scripts using HP LoadRunner Web (HTTP/HTML) and Web Services protocol based on the user workflows.
  • Written LoadRunner Scripts, enhanced scripts with C functions, Parameterized Users, stored dynamic content in LoadRunner functions, used client-side secure certificates.
  • ExecutedPerformancetest and reporting of results of database queries testing using open source tool Jmeter.
  • Developed Vuser Scripts in HTTP/HTML, Citrix ICA, Ajax - Click and Script, TrueClient Web, .Net, Web, Java, WebServices, and Database Protocols.
  • Used REST protocol to test some of the Integration services.
  • Monitor and administrate hardware capability to ensure the necessary resources are available for all the tests.
  • Performed online monitoring of Disk, CPU, Memory and Network usage while running the load test.
  • Identified issues inPerformanceEnvironment by executing tests in other environments using Dynatrace
  • Organize status meetings with the stakeholders for Performance Testing in the project Ensure processes and content of all Performance testing artifacts are documented, maintained and transitioned to the client teams as per the Client's Retention and Transition policy.
  • Involved inPerformancetroubleshooting to drill down applicationperformanceissue and GO NO-GO decision.
  • Perform in depth analysis to isolate points of failure in the application.
  • Interacted with developers during testing for identifying and fixing bugs for optimizing server settings at web, app and database levels.
  • Used JIRA for Project Planning, Sprint Planning and defect tracking for different Projects.

Environment: PerformanceCenter, HP LoadRunner, Unix, Java, .Net, MS SQL Server, MS SQL, IIS, Quality Center, Wily Introscope, Site Scope, DynaTrace, Web Services, Mobile, Web applications.

Confidential, Oakbrook IL

Performance Engineer

Responsibilities:

  • Gathered business requirements, collecting the information about Service Level Agreement from Business Analyst and developers.
  • Designed, developed and executed aperformancemeasurement plan used as the basis for assessing process capability.
  • Developed high level test strategy, Test Scenarios and detailed test plan in coordination with the business analysts and development team.
  • Install and configure HP LoadRunner and custom installation of Load generators on host machine for performance testing efforts.
  • Developed Load Runner scripts by using Virtual User generator and enhanced the scripts by parameterization, manual correlations based on the scenario.
  • PerformanceTesting Web Applications, Siebel Web Applications, Web (HTTP/HTML), Ajax Truclient, Web services, Windows socket using HP Load Runner 12.
  • Used Load Runner Protocol Java VUsers, web Services and Web HTTP/HTML Protocols for Service oriented Architecture, Web Services, API's, and TIBCO Environments.
  • Developed VUser scripts for Business Middleware Services using the HTTP/HTML, Web services protocols in VU Gen.
  • Configured and developed dashboards and analyzed performance issues using Dynatrace.
  • Monitored the servers using Dynatrace.
  • Hands on experience in implementing Load Runner, Developing Load Test Conditions and Test Scenarios.
  • Hands on experience with Performance Testing of Web Services, Web Application, using Load Runner.
  • Proficient in debugging and executing Load Runner scripts.
  • Expertise in Test documentation, Performance testing and execution on Client/Server, Integrated Intranet, UNIX, Linux, Mainframes and Internet applications.
  • Application Profiling using JProfilerMonitored different graphs like Transaction Response Time and Analyzed Server Performance Status, Hits per Second, Throughput.
  • Executed Load, Stress and Endurance Testing to simulate a process, which allowed using more than 800 virtual users.
  • Design and develop performance test scenarios and test data.
  • Created Performance Load Test detailed plan and Test Case Design Document with the input from developers and functional testers.
  • Used LoadRunner Analysis to Analyze the LoadRunnerPerformanceresults.
  • Identifying bottlenecks, worked closely with Developers and System Engineers to pinpoint the technical problems, and tuning the systems.
  • Prepared test environment, tools and resources for performance test execution.
  • Executed regression cycles of the test cases in order to ensure the product quality andperformanceafter each sprint of the code changes.
  • Developed high level test strategy, Test Scenarios and detailed test plan in coordination with the business analysts and development team.
  • Logged defects in quality center and worked with development team on fixing the defects as per priority.
  • Coordinating with Off Shore on project issues and executions.

Environment: PerformanceCenter, HP LoadRunner, Unix, Java, .Net, MS SQL Server, MS SQL, IIS, Quality Center, Wily Inters cope, Site Scope, DynaTrace, Web Services, Mobile, Web applications

Confidential

Performance Engineer

Responsibilities:

  • Participated in meetings with company executives such as business analysts, developers, managers, supervisors, and executive officers in order to understand the product and the testing phases more thoroughly.
  • Wrote scripts using various protocols such as Web and Ajax (True Client).
  • Reported various Performance Analysis Graphs and Reports collected from various Performance Tools and discuss its bottlenecks such as Memory Leaks, JVM Heap, CPU Utilization, Network time, Page Refresh Time and the Page Rendering Time.
  • Worked on different protocols like Web (HTTP/HTML), Ajax Truculent, Web services, Windows socket
  • Debugged the issues occurred during the load test like - Load balancer issue, where the load was not evenly distributed among the servers
  • Configured and used Sitescope for performance monitoring for monitoring CPU and memory.
  • Executed regression cycles of the test cases in order to ensure the product quality andperformanceafter each sprint of the code changes.
  • Summarized the test results for completePerformanceTest Report.
  • Participated in the weekly project meetings and involved in the preparation of weekly status reports to track test execution and defect fixes.

Environment: PerformanceCenter, HP LoadRunner, Unix, Java, .Net, MS SQL Server, MS SQL, IIS, Quality Center, Wily Introscope, Site Scope, DynaTrace, Web Services, Mobile, Web applications

Confidential

Performance Engineer

Responsibilities:

  • Participated in all phases of planning, such as defining requirements, defining the types of tests to performed, and scenario creation.
  • Install and configure HP LoadRunner and custom installation of Load generators on host machine for performance testing efforts.
  • Prepared detailed Test Plan, Test Strategy, Test Cases, and Test Script and executed them to ensure the business requirements are satisfied.
  • Record identified flows using Loadrunner - Vugen.
  • Experience is using Dynatrace software to monitor applications, analyze and fix bottlenecks in the applications.
  • Enhance the script for multiple queues and prepare the test data as per the parameterization and debug the script
  • Monitored Daily and Scheduled reports generated by UAT analysts and System as a Vuser.
  • Performed both automatic and manual correlation using the options in Load Runner.
  • Followed up with the development team as they fix the bug.

Environment: LoadRunner, DynaTrace, CA IntroScope, ASP, VBScript, Toad, Oracle, Mainframe, MQ Series, Unix, HTML, DHTML, XML, QTP, IIS, Apache,PerformanceCenter, Agile

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