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Sr. Performance Engineer Resume

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CT

SUMMARY:

  • Performance test engineer with experience in all phases of Software Development Life Cycle (SDLC), developing Test Cases, Test Plans and thorough executions and analytical reporting of results to the stakeholders
  • Good Analytical, Interpersonal and written/verbal communication skills. Result oriented, committed and hard working with a quest to learn new technologies and undertake challenging tasks. Experience in working as a team member and also work independently to resolve technical issues of a project.
  • Quick learner and adapt to the new projects, tools and technologies and evaluate their test applicability. Highly motivated, self - starter able to work independently and collaboratively within a diverse technical team.
  • Experienced in both manual and automated functional testing of Web and Client/Server applications using automated tools such as HP/Mercury tools: (WinRunner 7.5/8.0/8.2, Quick Test Pro: 8.0/8.2/9.2, Test Director/Quality Center 7.5/8.0/8.2/9.2/10.0 ) and SOASTA.
  • Excellent understanding of Software Development life Cycle (Agile and Waterfall) and importance of performance tester in Development/ Enhancement and Maintenance of software applications.
  • Expertise in delivery of regular test and analytical performance progress, status, defect, projected and actual execution, risk assessment and impact reports to the members of management, technical, non-technical audiences, and project team (on site /offshore).
  • Designed and executed Automation test scripts using Performance testing tool HP LoadRunner for applications in Client/Server, Windows, UNIX/Linux, Web Services and Web based applications.
  • Developed automation test frameworks in HP Quick Test professional (QTP) using extensive descriptive programming in VB script
  • Expertise knowledge of Keyword Driven Framework, Data Driven Framework, Hybrid Framework in HP QTP
  • Designed, executed and analyzed automated functional and performance tests in JMETER
  • Experienced in performance testing and load testing using tools like JMETER, Neoload and LoadUI
  • Knowledge of automation tools like Selenium and SoapUI
  • Expertise in executing VuGen scripts in Load Runner for Performance, Load and Stress Testing using Controller in Load Runner and generated reports using the Analysis tool in Load Runner. Extensively worked on Web (HTTP/HTML) and Web Services (Soap service and REST)
  • Analysis of performance bottlenecks, end-to-end performance, and web performance measures like server response time, throughput and network latency. Worked on System Performance Testing Methodologies like Spike, Stress and Endurance Tests.
  • Monitored client server applications, web server, and application server, database servers with tools like Wily Intrascope, SiteScope and nagios. Analyzed performance graphs and reports to identify network/client delays, CPU /memory usage, I/O delays, database locking and other issues at server level.
  • Experienced in monitoring Web Servers such as Apache, Tomcat and Application Servers such as Microsoft IIS, Web sphere, Web logic, Glassfish and Database Servers Such as SQL Server, PostgreSQL, and Oracle during different types of Performance Testing.
  • Proficient in SQL queries, PL/SQL stored procedures & Triggers. Experience in validating test data by retrieving data from Relational Databases Oracle, SQL Server, Teradata, My SQL, Postgresql using database clients like Toad, squirrel, oracle sql developer, etc.
  • Expertise in Automated Testing in different testing methodologies like Agile and Waterfall.
  • Knowledge of scripting languages such as VB script, Java, C
  • Adept in formulating Test Plans, Test cases, Test Scenarios, Test Approach and setting up testing environment. Experienced in writing Training documents, Traceability Matrix.
  • Experienced in overall Defect management/problem solving at Debugging, Bug Reporting and Bug Tracking using various tools (Quality CenterHP ALM, Test Director, JIRA, Clear Quest and Bugzilla).

TECHNICAL SKILLS:

Operating Systems: Windows 7, Vista, XP, Windows 2000, Windows 2003, Windows NT, AIX, Linux, UNIX, Solaris.

Testing Tools: Load Runner, JMETER, Test Director, Clear Quest, HP ALM, QTP, Mercury/HP PerformanceCenter, Win Runner, SoapUI, LoadUI, HP Quality Center, ALM, Clear Quest, JIRA, Bugzilla& Site scope.

Protocols: HTTP/HTML, Web services, SAPGUI, ODBC, JDBC, AJAX

Languages: JAVA, C, C++, VBScript, SQL and PL/SQL, JavaScript, Unix or Linux Shell Script, HTML, XHTML, XML, JSON

Web Servers: Microsoft IIS, Apache, Tomcat

Application Servers: Web Logic, IBM Web Sphere, Glassfish

Databases: My SQL, MS SQL Server 200x, Oracle, LDAP, Access, Sybase, DB2, Teradata.

Other: MS Office Suite, SharePoint, Cognos

WORK EXPERIENCE:

Confidential, CT

Sr. Performance Engineer

Responsibilities:

  • Performed the GAP analysis, to understand the gap between the 4010 and 5010 conversions.
  • Analyzed the Business Requirements Document (BRD), created Test Plans and prepared detailed Test Cases.
  • Responsible for Creating the test strategy & test plan for performance testing, risk assessment, automated test scripting using Loadrunner,   SOASTA and designing workload model based on business demand and forecasts .
  • Worked closely with Development and Business Team to get an understanding of the system architecture, system component interactions, application load pattern and the Performance SLA.
  • Defined performance goals and objectives based on the Client requirements and inputs.
  • Created and coded a very flexible LoadRunner script that allowed fast configuration changes during testing, executed the same from multiple Load Generators in Controller.
  • Mostly involved in Performance testing applications such as .NET&Java Applications.
  • Defined transactions to measure server performance under load by creating rendezvous points to simulate heavy load on the server
  • Monitored the performance of the Web and Database (SQL) servers during Stress test execution.
  • Used Sitescope&HP Diagnostics to monitor the load test and to identify the bottle necks.
  • Configured Offline & Online Diagnostics like J2EE/.NET Diagnostics through performance center.
  • Performed CPU and Memory monitoring and performance metrics extraction of web, application and database servers.
  • Interacted with developers during testing for identifying memory leaks, fixing bugs and for optimizing server settings at web, app and database levels.
  • Produced a test report correlating poor performance to bottlenecks, and make recommendations for improvements.
  • Collaboratively worked with Capacity Planning to obtain the performance expectations of performance scenarios to be executed, provided results to validate current forecast models, and for future infrastructure architecture planning.
  • Validated test results through the UI and through the analysis of various system/ application error logs as well as database queries.
  • Updated test matrices, test plans, and documentation at each major release and performed Regression testing after making the needed changes and adding the new Functionalities which are to be tested.
  • Traced the bugs and reported to the developers using HPQuality Center.
  • Worked closely with developers to recreate defects found and also to verify fixes.
  • Worked closely with software developers and take an active role in ensuring that the software components meet the highest quality standards.

Environment: LoadRunner 9/9.5/11, Rational Clear Quest, HP Quality Center/ALM, IBM OS version 4690, POS version 6,. NET, Java, J2EE, VBScript, Oracle, SQL, UNIX, Shell scripting, HTML, Web Sphere

Confidential, AL

Sr. Performance Engineer

Responsibilities:

  • Interfaced with developers, project managers, and management in the development, execution and reporting of test automation results
  • Used LoadRunner, executed multi-user performance tests, used online monitors, real-time output messages and other features of the LoadRunner Controller.
  • Implemented LoadRunner, Performance center, architecting the load testing infrastructure, hardware & software integration with LoadRunner.
  • Prepared Test Cases, Vugen scripts, Load Test, Test Data, Execute test, validate results, Manage defects and report results.
  • Developed and executed Jmeter scripts.
  • Identified and eliminated performance bottlenecks during the development lifecycle
  • Memory Leaks were identified in Different components. Protocol to Protocol Response times, Web Page break downs, Components sizes were analyzed and reported.
  • Created Load test scripts using VU-GEN and enhanced them using C, Ajax True Client, Web and Click, Ajax web and click protocol, web services script using SOAP UI.
  • Conducted extensive parameterization of the VuGen scripts to ensure the real time load conditions.
  • Configured and ran scenarios in Controller using scripts created in VU-GEN.
  • Worked on Performance Center to create scenario as needed and run the load test.
  • Communicated test progress, test results, defects/issues and other relevant information to project stakeholders and management.
  • Analyzed, interpreted, and summarized meaningful and relevant results in a complete Performance Test Report.
  • Identified Disk Usage, CPU, Memory for Web, APP, TUXEDO, Database servers and how the servers are getting loaded
  • In charged on entire Performance Testing cycle for banking application projects on Loan Application, Underwriting, Approval, Check processing, Payment/Statement Generation, Online Payment Collections Portal.
  • Performed load testing (HP - Load runner, Load generator, Load controller and Load Analysis tools) executed scheduled tests and analyzed the test results.
  • Monitored the load tests, stress tests and endurance tests using wily.
  • Monitored GC, Heap, Active Threads using wily
  • Developed and designed test Structured Automation Frameworks in collaboration with the Testing team and Development teams in QTP & Quality Center workflow.
  • Evaluated plan and maintained test scripts using a Framework for new applications and/or enhancements to existing applications.
  • Continually updated Traceability for all the artifacts through Trace Matrix and set up process to capture of standard Test Reporting Metrics.

Environment: LoadRunner 11/11.5, Performance Center 11/11.5, HP ALM 11.5, 11.52, QTP 10.0/11 (UFT), VBScript, XML, IIIS, .Net, Java/J2EE, SQL Server, Oracle, Visual studio 2008, MS - VSS, TOAD, SQL Developer, Wily Intrascope.

Confidential, San Jose, OH

Sr. Performance Tester/ Engineer

Responsibilities:

  • Interfaced with developers, project managers, and management in the development, execution and reporting of test automation results
  • Assisted QA Manager in coordinating
  • Gathered business requirement, studied the application and collected the information from Analysts.
  • Written Test Plan, Test Scenarios and Test Scripts to follow the CMM Level 5 standards.
  • Created and implemented Performance tests using Mercury Interactive LoadRunner.
  • Involved in developing the Test Plan Strategy, build the test client and test environment.
  • Developed and enhanced the scripts using Vugen and performed Parameterization and Correlation to meet the requirements.
  • Created LoadRunner Scenarios and Scheduled the Virtual user to generate realistic load on the server using LoadRunner.
  • Helped resident DBAs identify and resolve bottlenecks.
  • Involved in performing load and stress test on the application and server by configuring LoadRunner to simulate hundreds of virtual users and provided key metrics to the management.
  • Configured and used SiteScope Performance Monitor to monitor and analyze the performance of the server by generating various reports from CPU utilization, Memory Usage to load average etc.
  • As an Automation Engineer I carried out testing, to check whether the application is functioning as per the design documentation and functional requirements.
  • Involved in conducting stress tests and volume tests against the application using LoadRunner. Performed Data Driven and Security Testing.
  • Involved in defect tracking, reporting and coordination with various groups from initial finding of defects to final resolution. Written & executed UNIX Shell scripts to see the output.
  • Used Test Director to invoke the scripts and initially performed the baseline testing and organized all the scripts systematically and generated reports.
  • Conducted all tests in the Controller by creating 100, 200, 400 virtual users for load, Stress and steady state test respectively.
  • Created preliminary test reports and end of test reports as part of the Performance Test life cycle.
  • Developed performance test plans and managed tasks for performance testing of business applications
  • Measured response time of important actions of users using start and stop transactions functions
  • Executed scenario with different network bandwidth and browser agents. Compare results of these scenarios to recommend bandwidth for store locations.
  • Worked with database administer to index database to improve performance of the applications
  • Performed stress testing using various features of LoadRunner, recorded and debugged scripts using multiple actions using VuGen module in LoadRunner.
  • Prepared data files for scripts by extracting data from database tables.
  • Designed scenarios based on important transaction and users feedback to simulate realistic load on the system.
  • Setup Web logic, DB2 and Tuxedo monitor in performance center to monitor system performance and identify bottlenecks.
  • Analyzed the system resource graphs, network monitor graphs and error graphs to identify transaction performance time, network problems and scenario results respectively.

Environment: HP LoadRunner 11.5, HP ALM, Sitescope, Oracle, IIS, apache tomcat, Unix, Java, ASP.NET, ADO.NET, Web Services, IBM AIX, Solaris, Web Logic, Burp suite.

Confidential, Overland Park, KS

Performance Tester

Responsibilities:

  • Gather performance test requirements from the application team based on the performance test request submitted.
  • Design performance test strategies and performance test plans considering the performance test requirements.
  • Design performance test scripts in LoadRunner Vugen, enhance the script to meet the test scenarios, troubleshoot any run time errors and set run time settings as required.
  • Create correlations and parameterization for the dynamic values in the script based on the response from the server to enhance the script.
  • Organize and executed the test cases and test plans in HP ALM
  • Schedule and execute the test scripts for performance testing assigning multiple Load generators to meet the test needs through Performance Center.
  • Collate the execution results and analyses it in LoadRunner Analysis.
  • Perform the monitoring performance of the application and database servers during the test run using tools like Dynatrace and Sitescope.
  • Drill down on the failed transactions, HTTP errors, memory spikes, jvm memory, CPU usage, web requests, pure paths, application processes, database resources, load balancing to find the performance bottlenecks in the application being tested.
  • Analyze the test results and collect performance metrics like Average response time, Hits per second, system resources, host resources, and create a customer friendly report.
  • Create advanced SQL queries for extraction and manipulation of data from the database to validate the test data and test results.
  • Used Neoload for performance test script creation.
  • Working in multiple projects simultaneously and meeting the test deadlines.
  • Designing Shell scripts and executing them to simulate more production like scenarios and stress test the system under Test.
  • Enhanced the Vugen script with LoadRunner functions, C functions, system commands, conditional statements, string manipulations as required in the script
  • Independent and also coordinating in groups to pursue the test deliverables.

Environment: LoadRunner 12.01 Performance Center 12.01, HP ALM 12.01 QTP 10.0/11 (UFT), VBScript, XML, IIIS, .Net, Java/J2EE, SQL Server, Oracle, Visual studio 2008, MS - VSS

Confidential, Boston, MA

Performance Tester

Responsibilities:

  • Developed performance test plans, test scripts, test scenarios based on business requirements
  • Recorded and enhanced test scripts in protocol such as Web (HTTP/HTML), Oracle NCA, Oracle Web Application 11i with parameterization, correlation, adding ANSI C and Oracle NCA functions
  • Worked with development team to identify the appropriate data for testing, and prepared test data for Parameterized values in the scripts
  • Executed multi-user performance tests, used online monitors, real-time output messages and other features of the Load Runner Controller
  • Experienced working with Google web toolkit and SaaS.
  • Measured and Analyzed response times of key product features of MasterTax application
  • Compared application performance and reported performance statistics to application team, and provided recommendations of how and where performance can be improved
  • Provided performance benchmark documentation of candidate releases
  • Worked with developer using C# to perform unit testing.
  • Used Quality center to build test cased and to create reports and graphs to help reviewing the progress of test planning, runs, and defect tracking before a software release.
  • Prepared and executed of test scripts using Load runner and SOAP UI tool to perform Web Services testing.
  • Used QTP to perform regression and functional testing and standard windows application.
  • Worked closely with development team and provided assistance in performance tuning
  • Conducted load test scenarios at various levels of concurrent activity and provided advice on practical solutions to scalability targets
  • Analyzed performance, transaction, and server resource monitors for meaningful results for the entire test run using LoadRunner Analysis.
  • Provided guidance and support for performance test activities as expected by senior team member

Environment: HP LoadRunner 8.5/9, Jmeter, Windows Server, REST, SOAP UI, .Net, Java, Oracle 10g/11g, Toad for Oracle, HP ALM 11(Application Lifecycle Management), Web Logic, CA Wiley Intrascope

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