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Sr. Performance Engineer Resume

SUMMARY

  • Over 8 years of IT experience with experience in QA and development with extensive experience in performance testing using LoadRunner
  • Expertise in using performance testing tools such as HP Loadrunner
  • Experience in planning, designing performance test strategies, analyzing the performance requirements, developing and executing the performance test suites.
  • Good Programming skills in C worked on Web, web services and citrix protocols
  • Worked on with WILY Introscope and JProbe for tuning the application
  • Worked with AWR and StatsPack report to tune the queries
  • Good knowledge in relational DB’s such as SQL server, Oracle and DB2
  • Performance Scalability, Load/Stress Test automation: LoadRunner, Performance Center, Sitescope.
  • Worked extensively on J2EE, SOA (Service oriented Architecture) including SOAP, WSDL, Web Services validation.
  • Worked extensively on SOAP UI functional and load testing and validated the response using assertions.
  • Hands on experience with iTKO Lisa
  • Usage of XMLspy for XML validation.
  • Expert in extending Vugen scripts using ‘C’ Code,developed library functions for VuGen scripts
  • ERP, Web Services and SOA testing: performance/load/capacity and functional testing with WinRunner & LoadRunner.
  • Created web, database, client/server and multi protocol Vuser scripts.
  • Proficient with using, installing, configuring VUGEN, Controller, Analysis and Load Generators.
  • Good with Debugging, Identifying, Adjusting and fixing script errors by running it within VuGen.
  • Excellent with parameterization and correlation.
  • Executed Performance Tests and Stress Tests using LoadRunner and analyzed the results.
  • Conducted navigational testing and functional testing.
  • Performed IP Spoofing using LoadRunner for the load balancing issues.
  • Installing, maintaining and administering LoadRunner software.
  • Plotting and implementing scenarios and loading Load runner scripts into controller.
  • Created Performance scenarios and scripts for doing multiple iterations.
  • Analyzed LoadRunner scenario results.
  • Used Test Director for tracking and reporting bugs.
  • Activating / Configuring monitors.
  • Online monitoring of Graphs/monitors
  • Analysis of cross results, cross scenarios and merged graphs
  • Analyzing scenario performance, graphs and reports.
  • Working with different Vuser types and groups.
  • Monitoring Vuser status.
  • Filtering and sorting information
  • Configuring Run - time settings for Vugen and Controller
  • Developing /Recording/Enhancing Vuser scripts.
  • Well versed with all functionality of Virtual User Generator.
  • Configuring Run-time settings for Action / Think-time
  • Proficient in putting loops into the Load runner scripts to run scripts for multiple iterations.
  • Hands-on experience on different versions of Load runner.

TECHNICAL SKILLS:

Operating Systems: Windows NT/2000 Server/Workstation, XP, UNIX, DOS, Linux.

Databases: Oracle, Sybase, SQL, MS Access.

Database Tools: Toad, SQL Navigator, MS Query, SQL Plus.

Languages: C, Visual Basic, Java

Domain knowledge: Retail, Banking, Accounting.

RDBMS: MS Access, MS SQL Server, MySQL, and Oracle, oracle Apps

Web Technologies: HTML, XML, XHTML.

Languages: SQL, C, ANSI C, C++, Java, Shell.

Networking: TCP/IP, FTP, UDP.

PM Tools: MS-Project, Rational Rose.

Automation Tools: LoadRunner,WinRunner, QTP

Monitoring Tools: SiteScope.

Defect Tracking Tools: Test Director, Lotus Notes, Quality Center

PROFESSIONAL EXPERIENCE:

Confidential

Sr. Performance Engineer

Responsibilities:

  • Designed and performed large-scale load volume end-to-end testing using very large data files
  • Identified and pinpoint Performance Tuning issues that impacted the various servers, SSL & load balancer.
  • Used Astra Site Test to identify the missing links for the web-based Applications.
  • Used Web Performance Trainer for testing the Performance of the Web Server.
  • Used Clear Quest for tracking the Bugs.
  • Used PVCS to track the Test Scripts Versions. Used Clear Case to maintain the versions of the Test scripts, Software versions.
  • Performance Tested applications using citrix
  • Used MS Project to manage the Schedule deliverables.
  • Established, compared and analyzed Performance Scalability, Baselines and Benchmarks
  • Designed & performed large-scale stress testing to measure capacity, longevity and scalability of the servers
  • As an Agile-oriented approach, worked with developers & DBAs on Performance Tuning issues found during testing to improve performance
  • Documented critical bottlenecks and points of degradations that were found
  • LoadRunner scripting to establish performance benchmarks of clusters of iPlanet and Oracle servers
  • Perform large-scale load volume end-to-end testing using large users data files
  • Identify Performance Tuning issues that impacted application performance
  • Continuously work with developers on problems such as server caching, queuing, database indexing, hardware capacity, insufficient memory, memory leaks, etc.
  • Work with DBAs and Developers on critical performance issues and improvements that were uncovered
  • Perform system performance & load benchmark measurements for capacity, scalability and breakpoints
  • Implemented Mercury’s LoadRunner and developed and executed LoadRunner Test Harness and Scenarios.
  • Involved with Development leads in migrating the Applications, database migration, Domain Name change and Redirection of Domain Name
  • LoadRunner scripting (HTML & HTTPS) using transaction response time measurements to establish performance benchmarks of clusters of iPlanet and Oracle servers
  • Designed and performed large-scale load volume end-to-end testing using very large data files
  • Identified and pinpoint Performance Tuning issues that impacted the various servers, SSL & load balancer.
  • Used Astra Site Test to identify the missing links for the web-based Applications.
  • Used Web Performance Trainer for testing the Performance of the Web Server.
  • Used Clear Quest for tracking the Bugs.
  • Used PVCS to track the Test Scripts Versions. Used Clear Case to maintain the versions of the Test scripts, Software versions.
  • Used Test Manger to write Test Plans, Test Tree and Created and implemented various responsibilities.
  • Used MS Project to manage the Schedule deliverables.
  • Involved with Development leads in migrating the Applications, database migration, Domain Name change and Redirection of Domain Name
  • LoadRunner scripting (HTML & HTTPS) using transaction response time measurements to establish performance benchmarks of clusters of iPlanet and Oracle servers

Environment: Load Runner, Performance Center,citrix, Sitescope, Quick Test Pro, LDAP, Oracle Apps, SAP, MS SQL Server Web logic, Web Sphere, Load Balancer, JAVA, Quality Center, web, Windows 2000 /NT.

Confidential, Kansas City, KS

Sr. Performance Engineer

Responsibilities:

  • Developed the performance Test Plans and Load Test Strategies
  • Worked on HTTP Watch and Fiddler to capture the traffic going between the request and the server and develop custom request
  • Developed Test Scripts for Performance Testing of Various Releases using VUGenerator and LoadRunner.
  • Worked extensively on J2EE, SOA (Service oriented Architecture) including SOAP, WSDL, Web Services validation.
  • Worked extensively on SOAP UI functional and load testing and validated the response using assertions.
  • Hands on experience with iTKO Lisa
  • Worked on with WILY Introscope and JProbe for tuning the application
  • Worked with AWR and StatsPack report to tune the queries
  • Worked on MQ Series based applications
  • Usage of XMLspy for XML validation.
  • Bug-tracking and Generating of MR (Modification Requests). Extensively Used Rational Clear Quest for Documenting the Projects.
  • Enhanced Vuser scripts by adding correlations, parameters, condition controls, and checking/validation functions
  • Developed Vuser Scripts using LoadRunner web (http/html),,.net and Web (Click and Script) protocols
  • Use Performance Center to Execute Load Tests
  • Client/server load/stress testing and analysis using LoadRunner.
  • Used Sitescope to monitored the databases, application and web servers (at OS & Application level) for Performance bottlenecks while conducting Load, Stress, volume, and Memory tests.
  • Monitored different graphs like transaction response time and analyzed server performance status, hits per second, throughput, windows resources and database server resources etc.
  • Found performance degradation issues like “Out of Memory” problems and improved Thread pool utilization, Memory Leaks, JDBC connection Pool size, & Transaction Rollbacks.
  • Analyzed Load pattern and created test scenarios to emulate the real life stress conditions.
  • Created Test Metrics, Bug Database and generated weekly reports for senior management.
  • Conducted meetings with developers, application team, business team to analyze the defects evaluate the test executions
  • Involved in the decision making with the management for final applications releases
  • Worked with applications engineers, product managers and technical operations team to ensure the quality and the successful of performance testing
  • Developed Automation Tests using QTP worked on developing Various Frameworks(Keyword Driven,Data Driven)

Environment: SOAP UI,Parasoft SOATest,LoadRunner, WILY Introscope,StatsPack,AWR, Performance Center,Documentum, Sitescope,Oracle Apps, MS SQL Server, Weblogic, Load Balancer, JAVA Quality Center, web, Windows 2000/XP,QTP .

Confidential, Kansas City, KS

Sr. Performance Engineer

Responsibilities:

  • Designed, Developed, and executed performance testing using LoadRunner.
  • Developed the Performance Test Plan and Load Test Strategies
  • Used C language to enhance Load Runner Scripts to handle exceptions
  • Prepared Load Test Reports by analyzing the results from Load Runner analysis
  • Developing sub-divisions like system testing, Performance testing and Unit testing.
  • Implemented Mercury’s LoadRunner and developed and executed LoadRunner Test Harness and Scenarios.
  • Implemented Mercury’s LoadRunner and developed and executed LoadRunner Test Harness and Scenarios.
  • Worked on with WILY Introscope and JProbe for tuning the application
  • Worked with AWR and StatsPack report to tune the queries
  • Involved with Development leads in migrating the Applications, database migration, Domain Name change and Redirection of Domain Name
  • LoadRunner scripting (HTML & HTTPS) using transaction response time measurements to establish performance benchmarks of clusters of iPlanet and Oracle servers
  • Designed and performed large-scale load volume end-to-end testing using very large data files
  • Identified and pinpoint Performance Tuning issues that impacted the various servers, SSL & load balancer.
  • Used Astra Site Test to identify the missing links for the web-based Applications.
  • Used Web Performance Trainer for testing the Performance of the Web Server.
  • Used Clear Quest for tracking the Bugs.
  • Used PVCS to track the Test Scripts Versions. Used Clear Case to maintain the versions of the Test scripts, Software versions.
  • Used Test Manger to write Test Plans, Test Tree and Created and implemented various responsibilities.
  • Used MS Project to manage the Schedule deliverables.
  • Involved with Development leads in migrating the Applications, database migration, Domain Name change and Redirection of Domain Name
  • LoadRunner scripting (HTML & HTTPS) using transaction response time measurements to establish performance benchmarks of clusters of iPlanet and Oracle servers
  • Designed and performed large-scale load volume end-to-end testing using very large data files
  • Identified and pinpoint Performance Tuning issues that impacted the various servers, SSL & load balancer.
  • Used Astra Site Test to identify the missing links for the web-based Applications.
  • Used Web Performance Trainer for testing the Performance of the Web Server.
  • Used Clear Quest for tracking the Bugs.
  • Used PVCS to track the Test Scripts Versions. Used Clear Case to maintain the versions of the Test scripts, Software versions.
  • Used MS Project to manage the Schedule deliverables.
  • Established, compared and analyzed Performance Scalability, Baselines and Benchmarks
  • Designed & performed large-scale stress testing to measure capacity, longevity and scalability of the servers
  • As an Agile-oriented approach, worked with developers & DBAs on Performance Tuning issues found during testing to improve performance
  • Documented critical bottlenecks and points of degradations that were found
  • LoadRunner scripting to establish performance benchmarks of clusters of iPlanet and Oracle servers
  • Perform large-scale load volume end-to-end testing using large users data files
  • Identify Performance Tuning issues that impacted application performance
  • Continuously work with developers on problems such as server caching, queuing, database indexing, hardware capacity, insufficient memory, memory leaks, etc.
  • Work with DBAs and Developers on critical performance issues and improvements that were uncovered
  • Perform system performance & load benchmark measurements for capacity, scalability and breakpoints

Environment: Load Runner, Performance Center, Sitescope, WILY Introscope,STATSPack,Quick Test Pro, LDAP, Oracle Apps, SAP, MS SQL Server Web logic, Web Sphere, Load Balancer, JAVA, Quality Center, web, Windows 2000 /NT.

Confidential, NE

Sr. Performance Engineer

Responsibilities:

  • Executed the WinRunner scripts using Loadrunner to make confirm the baseline of the Entire Testing Process.
  • Various testing types like business function test, Performance test, volume test, system test and load test were conducted on the application.
  • Performed Load Testing, Stress Testing and Volume Testing using LoadRunner.
  • Generated Scenarios unto 500 concurrent Users and 20 Iterations.
  • The system was developed using Oracle Applications and the backend database is Oracle in Windows Environment
  • Interacted with the Business Analyst and application teams to discuss the performance requirements and load test strategy.
  • Developed Vuser scripts using Web (HTTP/HTML), Microsoft .Net, PeopleSoft Enterprise protocols.
  • Met with clients to discuss performance test plans and present performance test results
  • Planned and design overall automation strategy setup test environment
  • Prepare the weekly Test Report/status to the management team

Environment: WebLogic, Windows, Oracle, Access, Loadrunner 7.8, .net,MS IIS,J2EE, JScript, Java Servlet pages, HTML, ASP, Test Director, WinRunner, QTP

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