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Sr. Performance Engineer Resume

Cranston, RI

SUMMARY:

  • 7+ years of experience in Performance testing using Load Runner with Quality Center. Analyze results, graphs,service level agreement (SLA), Site Scope, reports, online view and work load using Performance Center.
  • Involved in Business Requirement Analysis, and writing Test Plans, Test Cases, Traceability matrix, Test Scripts for middleware, web - Based, Client/Server and Stand-Alone applications.
  • Worked closely with BA’s, developers, Clients, support group to ensure test environment, application and data readiness.
  • Completed complex analysis to uncover application server, load balancer and database bottlenecks within the application in relation to the various modules.
  • Good Confidential defining testing methodologies, assisted Designing and writing the Test plan, Test Summary report, experienced in writing Test cases verifying and validating Web and Client Server based applications.
  • Tested web-servers and Application server performance and conducting load testing using LoadRunner.
  • Used the various monitoring tools like Wily-Introscope, HP Diagnostics, Site Scope to keep track of the test performance and identify various bottlenecks.
  • Sound knowledge in Requirements Verification, Preparing Verification and Validation Summary Report from HP ALM, Experienced in MS Excel for report preparation.
  • Excellent team player with good communication and interpersonal skills.
  • Gathering requirements specifications and technical specifications.
  • Extensive experience in creating virtual users using VUGEN and performed performance testing using Load Runner and solid experience in Load Runner Architecture.
  • Experience in Insurance industry, Web application and Product Development Company projects.

TECHNICAL SKILLS:

Methodologies: RUP, Performance Testing, CMM, TQM, Quality Assurance,Agile

Protocols: HTTP/HTML, Web Service,RIA, Citrix, FLEX, .NET, Siebel, SAP GUI, AJAX Click and Script

Operating Systems: Windows Server 2003: 2008, Windows 2000/2003/Vista/ 7/8, Unix, Linux

Programming Languages: C, C++, Java, HTML, CSS, Javascript, PHP, XML

Testing Tools: LoadRunner 11.52, Performance center, ALM performance center 11, 11.5, HP Quality Center 9.0/9.2, QTP, WinRunner, Shunra, JMeter

Web/Application: IBM Web Sphere, BEA Web Logic 7.x/8.x/10.x, Tomcat 5.0/5.5, Apache

Monitoring Tools: App Dynamics, HP Sitescope, HP Diagnostics, Wily Introscope, Team Quest, BMC Patrol,Dyna Trace

Database

: Oracle, DB2, MY SQL, SQL Server

Domain Knowledge: Financial, Health Insurance, Retailing, Telecommunication

LOADRUNNER EXPERTISE:

  • Installed &maintained Load Runner 12.01 infrastructure.
  • Developed scripts various Load Runner Protocols like Web (HTTP/HTML), Web Services, FLEX, Ajax True Client, Citrix, SAP-GUI/Web, RDP, RTMP.
  • Proficient in putting loops into the Load runner scripts to run scripts for multiple iterations.
  • Proficient in correlation and parameterzing of User scripts.
  • Implemented best practices for scripting standards including modularized scripting and error handling.

WORK EXPERIENCE:

Confidential, Cranston, RI

Sr. Performance Engineer

Responsibilities:

  • Defining the performance goals and objectives based on the client requirements and input.
  • Gathering and analyzing the performance requirements in order to assess the capacity requirement, performance, reliability and scalability of the applications being evaluated.
  • Generated Performance Test plan in order to Execute Performance Testing Using Load runner.
  • Executed performance tests and identified areas of bottleneck by analyzing LoadRunner test results and using native log analyzing tools.
  • Customize Parameterization in DATA file using via LoadRunner to test the application with different sets of data.
  • Inserted rendezvous points to create intense load on the server and thereby to measure server performance.
  • Used various techniques like Ramp up, Ramp down, Transaction Point in Load Runner.
  • Monitored the server side components like CPU utilization, memory utilization, disk and I/O utilization and the web system environment by using HP Sitescope to identify any performance degradation.
  • Involved in analyzing, interpreting and summarizing meaningful and relevant results in a complete Performance Test Report.
  • Provide support to the development team in identifying real world use cases and appropriate workflows.
  • Performs in-depth analysis to isolate points of failure in the application.
  • Investigate and troubleshoot performance problems in a prod like test environment. This will also include analysis of performance problems in a production environment.
  • Interface with developers, project managers, and management in the development.

Confidential, Dallas, TX

Sr. Performance Engineer

Responsibilities:

  • Responsible for analyzing application and components behavior with heavier loads and optimizing server configurations.
  • Interacted with the Business community and the end users to gather requirements and developing (User Requirement Specification) URS documents.
  • Generated Performance Test plan in order to Execute Performance Testing Using Load runner.
  • Worked closely with clients Interface with developers, project managers, and management in the development.
  • Developed Vuser scripts using LoadRunner Web (HTTP/HTML),CITRIX, AJAX protocol based on the user workflows
  • Extensive experience in analyzing performance bottlenecks such as very high CPU usage, memory leaks
  • Detect various bottlenecks before a System deployment and Upgrade.
  • Led Load test effort for Microsoft SharePoint applications identifying performance requirements and successfully executing load, stress and endurance tests.
  • Performed lot of enhancements in the Vuser Scripts like Parameterization, Correlation, and Rendezvous Points and so on using Vugen of Load Runner.
  • PreparedloadTest analysis reports (CPU Utilization, Throughput, Response Times, Web Server Monitor Counters, System ResourcePerformanceCounters and DatabasePerformanceCounters).
  • Executed different Scenarios like Bench Marking, Increasing Load, Stress and Soak tests.
  • Accurately produce regular project status reports to senior management to ensure on-time project launch.
  • Work closely with software developers and take an active role in ensuring that the software components meet the highest quality standards
  • Used to identify the queries which were taking too long and optimize those queries to improve performance
  • Interacted with developers during testing for identifying memory leaks, fixing bugs and for optimizing server settings Confidential web, app and database levels

Confidential, Mclean, VA

Performance Analyst

Responsibilities:

  • Managed and executed performance testing activities identified as a pre-requisite for the rollout of a Business Process Management application.
  • Developed LoadRunner scripts for the application UI and the Web Services in the Web HTTP/HTML protocol.
  • Designed load tests by identifying business critical scenarios and concurrency requirements of the application.
  • Executed performance tests and identified areas of bottleneck by analyzing LoadRunner test results and using native log analyzing tools.
  • Functional test case and defect management in HP Quality Center.
  • Provide a daily test execution and defect updates in Team scrums.
  • Coordination with business users during User Acceptance Testing.
  • Coordination with offshore team members.
  • Ran test on SAP based application using SAP GUI protocol.
  • Performed Component testing of each backend call by calling the webservice, using SOAP UI and Load Runner WebServices Protocol.
  • Perform Analysis on Load test results and create defect for issues identified during load test.
  • Reviewed & analyzed the results & the data and published the final report after every test with all the issues identified with the potential causes of performance bottlenecks.
  • Executed the SCALABILITY TEST with increasing the load by 25% of production volumes.
  • Identified issues across different tiers of the application issues related to throttling, high Response time, high CPU utilization, high thread utilization - Analyzed those & with support from the Admin team resolved

Confidential, NY

Performance Tester

Responsibilities:

  • Maintaining the repository of all the required documents like sign-offmiles of all work streams in Share Point
  • Preparing Project Plan, Test Plan, Test Logs, Test Scenarios and execution of Test Cases.
  • Tested Web services, XML request and responses
  • Gathering and analyzing the performance requirements in order to assess the capacity requirement, performance, reliability and scalability of the applications being evaluated.
  • Feasibility study, effort estimation, project strategy preparation, script enhancement, script validation, scenario setup, execution, analysis and tuning of the critical web-services.
  • Used Web Log Explorer analyzer tool to generate reports from the production log files to arrive Confidential the transaction volumes and user volume to find the scalability of the application.
  • Monitoring the database server using a Loadrunner native monitor.
  • Preparation and execution of test scripts using JMeter and SOAP UI tool to perform web services testing
  • Carried out JMeter load testing for hardware capacity planning for new server/vms
  • Providing proof of concept for the recommendations provided as deliverable to the client.
  • Analyzing the various new features established in the current versions of the software used by the client and providing the performance impact of changing the code using the new features available.
  • Used Microsoft Office tools for the documentations of the different processes carried out and to prepare an executive summary report during the project closure.
  • Providing design changes or architectural changes that have impacts in system performance.
  • Analyzed the thread and heap dumps of the application to find out potential performance bottlenecks.
  • Presenting the recommendations and code tuning techniques to overcome the bottleneck to achieve better application performance.
  • Delivering the final application health report for every release of all the applications.

Confidential, Jersey City, NJ

Performance Tester

Responsibilities:

  • Worked as on the offshore team - member in the project and was involved in the application performance evaluation.
  • Collecting the non-functional requirements from the customers, understanding the application topology and architecture to develop design/plan documents, script creation and validation and environment set-up.
  • Front-end performance evaluation of the application using dynaTrace and HttpWatch, by analyzing the javascript, ajax rendering times and isolating the performance issues Confidential the browser end.
  • Experience in application performance monitoring as dynaTrace administrator.
  • Simulating bandwidth, latency, jitter, loss, congestion, and other important link parameters, using the HP Shunra VE as the application was deployed in a WAN environment.
  • Analyzing the server side monitoring logs to make sure that the application performance was within the service level agreements under steady and normal physical resource usage of the servers.
  • Preparing the report consisting of the response time, scalability point and the threshold level of the application.
  • Presented the final summary report to the respective teams by mentioning all the performance issues identified and recommendations for both LAN and WAN environments.
  • Worked on carrying out a proof of concept to evaluate the feasibility of performance monitoring over the internet by using Keynote tool.

Confidential

QA Tester

Responsibilities:

  • Used HTML and Cascading style sheets for creation of web pages.
  • JavaScript validations for web pages.
  • Used QualityCenter as bug reporting tool and helped QA team in defect tracking and bug fixing.
  • These included pop up text boxes, disable form elements based on a condition, date validation, currency validation, Display of Error Messages etc.
  • Defects were tracked, reviewed, analyzed and reported using Quality Centre
  • Involved in writing code for data Validation.
  • Analyzed design specifications and Developed Test cases.
  • Documented test cases that were planned for Manual Testing.
  • Performed GUI testing for data entry screens.
  • Reported and monitored defects using Ms-Excel.
  • Performed manual testing.

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