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Performance Engineer Resume

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New, YorK

SUMMARY:

  • 8+ years of extensive experience in End - to-End Performance testing.
  • Experience in Financial, Trading and Retail industries
  • Hands on experience and exposure in all phases of project development lifecycle and Software Development Life Cycle (SDLC) right from Inception, Transformation to Execution which include Design, Development, and Implementation.
  • Strong theoretical and practical experience with various Agile approaches and implementation in a large organization ensuring close, daily cooperation between business people and developers
  • Experience in using SoapUI in inspecting, invoking, monitoring, simulating/mocking as well as functional testing, security testing, load testing and compliance testing.
  • Expertise in Automation and Performance testing on Client/Server, Integrated Intranet, UNIX, Linux, Mainframes and Internet applications.
  • Proficiency in testing the applications compatibility on UNIX and Windows platforms
  • Hands on experience in using automated tools like Load Runner, Performance Center, QTP, Quality Centre.
  • Worked with Soap UI load testing Software for monitoring server and support.
  • Have an ability to handle multiple projects with competing priorities
  • Individual with good analytical, inter personal and problem solving skills
  • Strong process and documentation skills for performance testing/engineering.
  • Performance testing Experience in WEB/GUI, SOA, J2EE, .NET, PeopleSoft, Main Frame, Oracle and Legacy applications.
  • In hands experience in various Load runner Protocols like HTTP/HTML, Web Click &Script, Web Services, Oracle NCA, Citrix ICA, Seibel (Web) and RTE Protocols.
  • Extensive experience with baseline, benchmark, Average load, stress, endurance, and capacity testing for performance.
  • Worked closely with the developers and business customers to understand the business requirements and establish the Performance Acceptance Criteria.
  • Advanced programming skills in enhancing Load Runner VuGen scripts for dynamic navigation.
  • Expertise in designing different load scenarios replicating the real life production in Performance center and Controller.
  • Experience in using different monitoring tools like Wily-Introscope, HP Sitescope and HP Diagnostics, to keep track of the test performance and identify various bottlenecks on back end servers.
  • Worked closely with developers to identify the bottlenecks and help tune them.
  • Created comprehensive analysis and test results report for development team and Management.

TECHNICAL SKILLS:

Operating system: Windows2000, Windows NT, AIX, UNIX, Red Hat Linux, Solaris

Environment: Web and App Servers (Compaq1850 R- Xeon), Web Logic, Web Sphere, MQ Series, MTX, IIS, LDAP, SNA server, SQL Servers, IBM 6000, MQ Series (IBM and MS)

Databases: MSSQL Server, Oracle, LDAP, Mainframes

Languages: Java, JSP, Html, Dhtml, Visual Basic, Oracle, C, C++, SQL, XML, .Net, C sharp, ASP

Testing tools: WinRunner, LoadRunner, Test Director, QTP, SoapUI, Astra Site Manager, Silk, Jmeter

Other: Shell Programming, Empirex (RSW), Wintel, Optimal Application Expert, Clearcase, Clearquest, PVCS.

Methodologies: RUP, Performance Engineering, CMM, TQM, Quality Assurance

PROFESSIONAL EXPERIENCE:

Confidential, New York

Performance Engineer

Responsibilities:

  • Defining the performance goals and objectives based on the client requirements and inputs
  • Extensively Worked in Web, and Web services in Load Runner
  • Ensure 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
  • Develop test scenarios to properly load / stress the system in a lab environment and monitor / debug performance & stability problems.
  • Partner with the vendor organization(Amdocs) to analyze system components and performance to identify needed changes in the application design
  • Configure and set up monitors in Sitescope.
  • Create automated test scripts with JMeter and LoadRunner VuGen.
  • Worked extensively on analyzing reports.
  • Involved in analyzing, interpreting and summarizing meaningful and relevant results in a complete Performance Test Report.
  • Work 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.
  • Used SOAP UI to test various secure services, test the connectivity between SOA servers, Load testing and performance testing etc.
  • Developed and deployed test Load scripts to do end to end performance testing using Load Runner.
  • Implemented and maintained an effective performance test environment.
  • Identify and eliminate performance bottlenecks during the development lifecycle.
  • Accurately produce regular project status reports to senior management to ensure on-time project launch.
  • Conducted Duration test, Stress test, Baseline test
  • Work closely with software developers and take an active role in ensuring that the software components meet the highest quality standards.
  • 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
  • Assist in production of testing and capacity reports.
  • Investigate and troubleshoot performance problems in a lab environment. This will also include analysis of performance problems in a production environment.
  • Created Test Schedules.
  • Worked closely with clients.
  • Interface with developers, project managers, and management in the development
  • Execution and reporting of test performance results.

Environment: Load Runner 9.51, Performance Center 9.50, Wily/Sitescope, HP Diagnostics, Soap UI, Excel, Oracle, MS SQL Server, Web logic, F5 Load Balancer, JAVA, JMETER, AJAX, ASP.NET, Quality Center, J2EE Diagnostic Tool, web, Windows 2000/XP, Adobe flex, SOAPUI.

Confidential, AZ

Performance Engineer

Responsibilities:

  • Work 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.
  • Reviewed BRD, SRS to prepare Performance acceptance criteria and Test Plan.
  • 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, Clint-server, Main frame, 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 &Script, Web Services, WinSock, Flex, Oracle NCA, Citrix ICA, Peoplesoft, Seibel (Web) and RTE
  • Designed performance test suites by creating VU test scripts, workload scenarios, setting transactions, rendezvous points and inserting them into suites using Load Runner.
  • Responsible for testing the applications in different scenarios like Average load test, Spike test, Endurance test, Volume test and Peak Load test.
  • Configured Offline & Online Diagnostics like J2EE/.NET Diagnostics through performance center.
  • Used Wily Introscope to monitor server metrics and Performed in-depth analysis to isolate points of failure in the application.
  • Involved in testing batch processes in PeopleSoft by capturing time taken for processing large volumes of data. Data for batch testing was created using LoadRunner
  • Monitored system resources such as CPU Usage, % of Memory Occupied, VM Stat, I/O Stat using UNIX commands like top, vmstat, svmon and netstat.
  • Worked on analyzing Memory leak issues, data driven issues etc
  • 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: Load Runner, Wily, J2EE Performance tuning, Win runner, Test Director, E-Commerce, .NET Rational Clear Case, Clear Quest, Windows 2000, Oracle, COM, XML, Winsock, Web logic, Apache, UNIX, Solaris.

Confidential, NJ

Performance Engineer

Responsibilities:

  • Reviewed and analyzed new user requirements, program design, coding, and Unit testing.
  • Understanding the application under test, writing test plan, defining test strategy, create the test matrix and guiding the test engineers in scripting.
  • Work with development, users and support groups to understand the application architecture, use and content.
  • High Level Test Plans were written by incorporating User Profiles, Configurations, Environments, Risks, Test Scenarios, Schedules and Analysis and Presentation of Results.
  • Developed detailed Testing Methodologies, Test Matrices, Test cases and Test scripts,
  • Worked on Manual Testing and Automation using Load Runner.
  • Worked with development, users and support groups to understand the application architecture, to simulate realistic production scenarios for load and stress testing.
  • Extensively worked on Load runner, created Scripts based on prioritized/critical scenarios and scattered the peak load over the production like distribution ratio.
  • Generated Automation Scripts using QTP for Regression Testing and the additional scripts are generated for each version.
  • Interacted with Stakeholders during testing, isolated bottlenecks at different levels and suggested Tune-up methodologies.
  • Attended meetings to outline and present performance testing strategies and objectives.
  • Performed Functional/Regression testing and Performance/Stress/Load testing.
  • Developed scenarios for Regression/Functional and Performance testing which covers more than 90% of the Critical scenarios for the application.
  • Analyzed Average CPU usage, Response times, No of Transactions, Throughput, HTTP Hits and Average Page times for probable scenarios and created Performance explorer graphs to analyze the CPU and Memory utilization for different load tests.
  • Performed Data driven testing and script enhancement.
  • Production issues to simulate the best possible real time scenarios for System and Performance testing.
  • Conducted weekly walkthroughs on the application progress for meeting schedules and provided the QA status update periodically to the management.
  • Creating reports for higher management on performance test results. Developed various reports and metrics to measure and track testing effort.

Environment: Web Logic, Web sphere, Oracle 8i, SQL, and UNIX, Load Runner, QTP and Manual Testing, J2EE Performance tuning.

Confidential, PA

Performance Engineer

Responsibilities:

  • Interacted with Business teams and Developers to understand business requirements, writing Test Cases and bug fixes.
  • Experience in technical writing and working with product development group and tested.
  • Created and maintained traceability matrices. Used this matrix in performing impact analysis for changing requirements.
  • Responsible for setting up performance test lab and testing environment for Loadrunner.
  • Developed testing strategy, test plan and workflow for the major business function, which was tested.
  • Analyzed the results of different scenarios ran under different environment to determine the performance under same user load.
  • Determined the maximum number of concurrent users can handle by the application server in each environment.
  • Developed Vuser Scripts using LoadRunner web (http/html), Oracle, Microsoft .Net, Web (Click and Script), Windows Sockets protocols
  • Used C language to enhance Load Runner Scripts to handle exceptions
  • Developed Virtual User Scripts for the different environment using Multi protocol.
  • Created testing scenarios to run the same user load in different environment to assess the performance of Oracle middle-tier application server in three environments.
  • Analyzed Transaction Profile diagrams to identify the business process that needs load testing
  • Parameterized test scripts to send realistic data to the server and avoid data caching
  • Performed system performance & load benchmark measurements for capacity, scalability and breakpoints.
  • Monitor the performance of Oracle middle-tier form server in different environment to correlate with the user load.
  • Monitored the metrics such as response times, throughput and server resources such as CPU utilized, Available Bytes and Process Bytes by using LoadRunner Monitors for IIS server.
  • Identified Performance Tuning issues that impacted application performance
  • Continuously worked with developers on problems such as server caching, queuing, database indexing, hardware capacity, insufficient memory, memory leaks, etc.
  • Prepared Load Test Reports by analyzing the results from Load Runner analysis
  • Met with clients to discuss performance test plans and present performance test results
  • Prepared the weekly Test Report/status to the management team.

Environment: Load runner, QTP, Quality center, Java, XML, Oracle, Business Objects, SQL Server, Windows XP, Telnet, Web Sphere, Lotus Notes, UNIX, Apache, Tomcat and Oracle.

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