Sr. Performance Engineer Resume
Houston, TX
SUMMARY:
- Over 8 years of IT experience with experience in QA and development with extensive experience in performance testing using LoadRunner/Performance Center
- Expertise in using performance testing tools such as HP LoadRunner/Performance Center
- Experience in planning, designing performance test strategies, analyzing the performance requirements, developing and executing the performance test suites.
- Good Programming skills in C.
- Good knowledge in relational DB’s such as SQL server, Oracle and DB2
- Performance Scalability, Load/Stress Test automation: LoadRunner/Performance Center, 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
- Usage of XMLspy for XML validation.
- ERP, Web Services and SOA testing: performance/load/capacity and functional testing with WinRunner & LoadRunner/Performance Center.
- Automated testing of games with TouchTest, Used SOASTA to recorded and customized complex motions, gestures and context, with high precision. Tested various games like Skeleton and Climbers.
- Automated testing of Mobile applications
- 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/Performance Center and analyzed the results.
- Conducted navigational testing and functional testing.
- Performed IP Spoofing using LoadRunner/Performance Center for the load balancing issues.
- Installing, maintaining and administering LoadRunner/Performance Center software.
- Plotting and implementing scenarios and loading Load runner scripts into controller.
- Created Performance scenarios and scripts for doing multiple iterations.
- Analyzed LoadRunner/Performance Center 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 Acti on / 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/Performance Center,WinRunner, UFT/QTP, SOASTA
Monitoring Tools: SiteScope.
Defect Tracking Tools: Test Director, Lotus Notes, ALM/Quality center
PROFESSIONAL EXPERIENCE:
Confidential, Houston, TX
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/Performance Center.
- 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.
- 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/Performance Center 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/Performance Center.
- 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 UFT/QTP worked on developing Various Frameworks(Keyword Driven,Data Driven)
- Performed Performance Test on Cloud Test using SOASTA. Used SOASTA Mobile Test to record and customize complex motions, gestures and context, with high precision.
Environment: SOAP UI,Parasoft SOATest,LoadRunner/Performance Center, Performance Center,Documentum, Sitescope,Oracle Apps, MS SQL Server, Weblogic, Load Balancer, JAVA ALM/Quality center, web, Windows 2000/XP,UFT/QTP, Cloud Testing, SOASTA.
Confidential, Boston, MA
Sr. Performance Engineer
Responsibilities:
- Designed, Developed, and executed performance testing using LoadRunner/Performance Center.
- 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/Performance Center and developed and executed LoadRunner/Performance Center Test Harness and Scenarios.
- Implemented Mercury’s LoadRunner/Performance Center and developed and executed LoadRunner/Performance Center Test Harness and Scenarios.
- Involved with Development leads in migrating the Applications, database migration, Domain Name change and Redirection of Domain Name
- LoadRunner/Performance Center 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/Performance Center 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/Performance Center 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, Quick Test Pro, LDAP, Oracle Apps, SAP, MS SQL Server Web logic, Web Sphere, Load Balancer, JAVA, ALM/Quality center, web, Windows 2000 /NT.
Confidential, NE
Sr. Performance Engineer
Responsibilities:
- Executed the WinRunner scripts using LoadRunner/Performance Center 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/Performance Center.
- 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/Performance Center 7.8, .net,MS IIS,J2EE, JScript, Java Servlet pages, HTML, ASP, Test Director, WinRunner, UFT/QTP
Confidential, NJ
Performance Analyst
Responsibilities:
- Executed the performance test using LoadRunner/Performance Center and analyzed the results
- Developed process improvement documentation as needed
- Evaluated the testing tools and the defect tracking tools and participated in making the final decisions and selecting them to the firm
- Developed a long-term vision related to field software debugging and testing
- Ensured verification/validation of product enhancements.
- Worked with software/applications engineers, product managers and technical operations team to ensure the quality and the successful rollout of new applications or features
- 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/Performance Center 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
- Managed the testing lifecycle including white and black box QA testing, unit testing, system integration testing and performance/stress testing, and user acceptance testing.
- Conducted database testing on Oracle 8i and PL/SQL scripts
- Developed TSP (Test Strategy and Plan) including Performance, Functional, and non-functional, and regression tests
- Created performance test plan and reviewed it with the Business Analyst and the development Team.
Environment: LoadRunner/Performance Center, WinRunner, Oracle, Test Director, ODBC, Web, Apache, Weblogic, Websphere
