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Sr. Performance Engineer Resume

San Francisco, CA

SUMMARY

  • About 8 years of experience in IT, specialized in Performance Testing of client servers and web and mobile applications in various domains like Finance, Banking, Healthcare, Retail and Insurance.
  • Excellent understanding of software quality assurance, techniques and tools, software development life cycle (SDLC).
  • Extensively used Performance testing tools such as HP Load Runner 9.5/11.52/12.02/12.63 , Jmeter, BlazeMeter & VSTS 2013.
  • Expertise in Virtual User Generator (VUGen) scripting forperformance/load testing, multiple protocols (Web HTTP/HTML, web service, Ajax TruClient, Mobile, and Citrix), debugging and adjusting scripts by running in VUGen wif Runtime Settings logs set to display all messages
  • Have strong experience in gathering performance and NFR test requirements by interacting wif Business Analysts and Project teams.
  • Establish Non - Functional and Automation test approaches based on teh System Design documents, Business requirements and SLA.
  • Have strong experience in preparing Performance test plan, developing Performance test strategies, test cases and test scripts based on teh requirements.
  • Have good experience working wif offshore and have teh ability to work independently.
  • Have strong experience in Scheduling, coordinating, and managing successful completion of performance testing of all releases.
  • Have good experience in preparing teh Business Volume based on teh production metrics provided by Business Analysts/Development teams.
  • Have strong experience in preparing performance test scenarios in Performance Center/ALM based on teh Business Volume.
  • Have strong experience in conducting Baseline testing, Endurance testing, Load testing and Stress testing on teh different applications as per teh client requirements using HP Load Runner.
  • Extensive experience in ETL/ Data warehouse backend testing and BI Intelligence reports testing.
  • Have good experience in concepts of JVM, Heap Utilization, and Web Server Settings and in tuning.
  • Have experience working on monitoring tools like HP Diagnostics, HP BSM, Sitescope, Wily Introscope, Dynatrace, and Splunk.
  • Have good experience in working wif performance testing tools like HP’s Load Runner, Jmeter, Performance Center and Blazemeter cloud load testing tools
  • Hands on working noledge on back-end testing using SQL, PL/SQL.
  • Good experience in conducting script and load test design reviews
  • Good Expertise in Scrum and Agile Methodology. Good Expertise in identifying bottlenecks using Wily
  • Strong working noledge in usage of Unix/Linux commands and ability to write shell scripts.
  • Have Good experience wif Microsoft Windows, Linux and UNIX environments.
  • Have strong experience in testing client server applications, large distributed Enterprise wide customer facing web applications.
  • Expertise in Problem solving & defect Tracking Reports using Defect Tracking Tools (JIRA, Quality Center)
  • Experience in cloud-based testing using SOASTA for performance, load and stress testing of mobile and Web Apps
  • Have strong experience in preparing test summary reports and communicating teh performance metrics and issues to teh concerned stake holders
  • Capable to work independently in a fast-paced and multi-tasking environment. Self-motivated and a team player wif continuous interest in learning.

TECHNICAL SKILLS

Testing Tools: HP Load Runner 11.5/12.02/12.63 , HP Performance center 11.5/ 12.20/12.60 , Quality Center, QTP, VSTS, Jmeter,, Blazemeter, Micro Focus Load Runner Cloud 2021.10

Data Base: Oracle, My SQl, DB2, DENODO Platform 6.0, MongoDB

Scripting Languages: HTML, XML, Java Script, C

Operating Systems: Windows, Linux, Unix

Web and Application Servers: IIS, Web Sphere application server, Web Logic, Apache

Monitoring Tools: Wily Introscope, HP Diagnostics, Perfmon, NMon, Site Scope, Dynatrace, New Relic One, Splunk

Internet Technologies: Java EE, Javascript, HTML, DHTML, XML, CSS, Json, Rest API, Soap API

Methodologies: Agile, Waterfall, V Model, RUP

PROFESSIONAL EXPERIENCE

Confidential, San Francisco, CA

Sr. Performance Engineer

Responsibilities:

  • Understand business and technical requirements and teh overall business objectives of applications Responsible for ensuring they meet performance criteria
  • Design and implement solutions to evaluate and improve performance and scalability of Cloud Native platforms, Web/Native mobile applications and Rest API’s
  • Develop Load Runner scripts using a variety of protocols ranging from WEB (http/html), Mobile (http/html), Web services, Ajax TruClient (IE).
  • Analyze performance test results and identify performance bottlenecks
  • Work wif cross-functional teams to identify teh root cause of Performance issues.
  • Debug, troubleshoot, and work wif teh development teams to resolve performance issues.
  • Collect and/or prepare test data for test execution.
  • Responsible for monitoring performance of teh applications and database servers during teh test run using tools like New Relic One.
  • UsingSoap UI for capturing required Headers/Parameters to perform Web Service testing.
  • Use Perfecto for developing mobile application test scripts.
  • Develop and execute performance tests including load, stress, endurance, fail-over, and interoperability.
  • Analyze performance test results.
  • Identify, report, and review defects in assessing system performance and stability.
  • Create reports to document performance metrics, test results, analysis, and recommendations.
  • Monitor performance of production systems.
  • Develop system-tuning recommendations.
  • Provided support in teh performance testing using JMeter task includes developing test plan, test script, and reports.
  • Extensively work on Splunk for conducting log analysis.
  • Leads peer reviews to ensure teh completeness of all test assets created.
  • Understand and follow all applicable SDLC and performance engineering processes.
  • Resolve performance and stability issues in a performance test environment.
  • Use JIRA for Test cases and defect management.

Environment: HP Load Runner 12.02/12.62/12.63 , Micro Focus Load Runner Cloud 2021.10, Microservices, Perfecto, SOAP UI, SQL, .NET, Wily, AppDynamics, Dynatrace, Splunk, Blaze meter, Post Man, New Relic One, JMeter, Cloud watch monitoring tool, Fiddler, Agile.

Confidential, Mason (Ohio)

Sr. Performance Engineer

Responsibilities:

  • Leads and coordinates performance engineering for small to medium initiatives.
  • Collect and document expected system performance and operational characteristics.
  • Developing Load Runner scripts using a variety of protocols ranging from WEB (http/html), Mobile (http/html), Web services, Ajax TruClient (IE) and Siebel.
  • Collect and/or prepare test data for test execution.
  • Hands on experience in creating custom scripts for both REST & SOAP API’s using Micro focus Load Runner 12.63
  • Responsible for monitoring performance of teh applications and database servers during teh test run using tools like HP Diagnostics, Wily Introscope and Site Scope.
  • Performed teh monitoringperformanceof teh application and database servers during teh test run using tools like AppDynamics and SiteScope
  • Using Soap UI for capturing required Headers/Parameters to perform Web Service testing.
  • Used SOASTA for cloud test for web and mobile application
  • Develop and execute performance tests including load, stress, endurance, fail-over and interoperability.
  • Analyze teh heap issues both teh prod, test environments, and provide teh necessary JVM options
  • Analyze performance test results.
  • Identify, report, and review defects in assessing system performance and stability.
  • Create reports to document performance metrics, test results, analysis and recommendations.
  • Monitor performance of production systems.
  • Develop system-tuning recommendations.
  • Provided support in teh performance testing using JMeter task includes developing test plan, test script and reports.
  • Worked onSplunk,NewRelicandGatlingtools extensively
  • Leads peer reviews to ensure teh completeness of all test assets created.
  • Understand and follow all applicable SDLC and performance engineering processes.
  • Resolve performance and stability issues in performance test environment.
  • Leads performance defect triage.

Environment: HP Load Runner 12.02/12.62/12.63 , HP Performance centre 12.20/12.60 , Microservices, SOAP UI, SQL Server 2012, Oracle Developer, HTTPWatch, Windows 8, .NET, Wily, AppDynamics, Dynatrace, OEM, Splunk, Blaze meter, Post Man, JMeter, Cloud watch monitoring tool, Fiddler, IBM Management Console, Data Studio, Agile.

Confidential - Nashville (TN)

Sr Performance Tester

Responsibilities:

  • Involved in complete software testing lifecycle experience including analysis, design, development, testing, deployment and documentation.
  • Assisted teh project team in identifying and documenting performance test requirements.
  • Worked wif business and technology leads to identify teh appropriate data for testing, and prepare that data for teh test cases.
  • Created Docker based LGs in Blazemeter and well-versed wif Blazemeter test setup configuration.
  • Involved in requirements gathering and test estimation for Non-functional testing streams.
  • Preparation of Performance test plan based on business requirements, technical specifications and product noledge.
  • Designed and developed performance-testing scripts, scenarios, processes for simple to complex testing situations using HP Load Runner and JMeter.
  • Developing Load Runner scripts using a variety of protocols ranging from WEB (http/html), Web services, Siebel, Mobile (http/html) and Ajax TruClient.
  • Created load test scripts using JMeter in following protocols: HTTP, AJAX, SOAP, JDBC, and Java (Web Services) and enhanced teh basic script by adding Custom code.
  • Performed Performance Test on Cloud Test using SOASTA. Used SOASTA Mobile Test to record and customize complex motions, gestures and context, wif high precision
  • Developed scripts and scenarios for automated testing new and enhanced web based products using LoadRunner, JMeter.
  • Generate different graphs and HTML reports in JMeter using commands
  • Performance Test Execution using Performance center and HP result analysis.
  • Analyzing server logs and performance center report for bottleneck identification.
  • Opened defect in JIRA wif necessary information and assigned it to development team.
  • Worked closely wif development team to resolve teh defect and ensure that it is resolved and closed accordingly.
  • Involved in performance testing of online batch jobs, creating necessary files for exports and imports batch jobs.
  • Collected teh frequency of JVM Heap & Garbage Collection in DCT Server during Test.
  • Designed different scenarios for Baseline, Benchmark, Soak and Scalability testing
  • Created reports for online batch jobs by capturing processing time from batch server logs and ensured that teh records processed wifin SLA.
  • Worked on performance testing of services between Decentral clinic servers and Log server for SQL Log server Migration/Upgrade project SQL 2005 developer to 2016-developer edition.
  • Experience in working wif Network Virtualization tools like Shunra NV to generate different network bandwidth dependent on teh location.
  • Used Hp Diagnostics & Wily Introscope to further monitor various graphs like VM Heap, GC, threads status, Java Process utilization, JVM exceptions, collection leaks and context switch\sec to pin-point issues
  • Configured Heap and Thread Dump Scripts and Analyzed heap and thread dumps of duration tests
  • Working wif SDLC team to troubleshoot root cause of teh issues related DB and Application servers using Dynatrace Tool.
  • GC monitoring to understand if their are any memory leaks during teh Capacity & Endurance Tests.
  • Used dynaTrace to measure web site performance in test environment to capture performance metrics of key product features
  • Parameterized large and complex data to achieve complex test to achieve accurate performance and execute test in a Performance Test environment
  • Good experience in using APM tool DynaTrace, AppDynamics in monitoring business transaction across all tiers (web/app/DB) of teh applications. Adding DynaTrace headers to teh VuGen scripts to monitor response times closely
  • Installed Dynatrace AppMon & DCRUMservers and fine tuning
  • Help define/create and execute E2E Test strategy (Non-functional).
  • Perform DDL validation in DB2/Oracle/SQL and data replication validation in all 3 DB’s.
  • Perform data replication validation in all 3 DBs’
  • Performed CDC Agent testing between SQL and Oracle, and DB2 and Oracle. Identified latency issues wifin teh CDC Subscriptions using Management Console.
  • Experience wif mobile cloud platform like Device Anywhere and Perfecto Mobile
  • Using Blazemeter executed teh performance tests in cloud performance testing
  • Worked on pulling Production Incidents using Service Now and escalated issues to leadership team.

Environment: HP Load Runner 12.02/12.53 , HP Performance centre 12.20, SOAP UI, SQLServer 2012, Oracle Developer, HTTPWatch, Windows 8, .NET, Wily, Splunk, HP Diagnostics, Dynatrace, Shunra Network Virtualization, Blaze meter, Cloud watch monitoring tool, Denodo, JMeter, Fiddler, IBM Management Console, Data Studio, DENODO Platform, Agile.

Confidential, ME

Sr. Performance Tester

Responsibilities:

  • Coordinated wif internal business departments on their information system’s needs.
  • Gatheird and Analysed business requirements and procedures.
  • Responsible for developing teh performance test strategies, plans and cases
  • Developed Vuser scripts that contain tasks performed by each Vuser, tasks performed by Vuser's as a whole, and tasks measured as transactions.
  • Responsible for parameterizing large and complex test data to accurate depict production trends.
  • Validated teh scripts to make sure they have executed correctly and meets teh scenario, descriptions.
  • Coordinated creation of stress environments to conduct stress/load testing.
  • Worked wif teams to identify teh bottlenecks and performed regression testing to achieve teh pre spin off results.
  • JVM metrics: Monitored Memory (Heap/non-Heap memory usage, Garbage Collection Graph), Threads (Active and Idle Thread count for Pool, Number of active threads in JVM)), HTTP sessions (Session Graphs: Active, expired and Rejected HTTP session count), App Server Transactions (Number of active transactions, Top-level transaction, Nested transactions, aborted and Committed transactions) using Jprofile and Java Diagnostics.
  • Generated VuGen scripts, testing scenarios, ran teh scripts and analysed teh results using Load Runner
  • Monitored Different kinds of Graphs including Throughput, Hits/Sec, Transaction Response time, Windows Resources (Memory Utilization, CPU Utilization, Threads, etc.) while executing teh scripts from load Runner, Performance Center.
  • Responsible for reviewing teh code in order to identify teh root cause.
  • Extensively used Load Runner to conduct performance testing of teh application.
  • Prepared Load Runner scenarios for Load and Performance testing using different host systems.
  • Developed Load Runner Vugen Scripts using Correlation to parameterize dynamic values.
  • Responsible conducting for root cause analysis.
  • Monitor and used CA Wily APM to generate reports, graphs, analysis of application latency
  • Analyzed memory leak or high usage of memory of java application using heap dump.
  • Used Visual VM to generate and analyse thread dumps and heap dumps, track down memory leaks, and do lightweight memory and CPU profiling.
  • Involved in conducting Verification, Benchmark test, stress tests, Fail over and volume tests against teh application using Load Runner/Performance Center
  • Correlated and parameterized scripts as well as configured teh Run Time settings in Virtual User Generator.
  • Created Reports/Graphs using Load Runner analysis and Splunk tools
  • Followed Agile & Scrum Methodology in dis project
  • Developed Scenarios wif different schedules like Ramp-up, Duration.

Environment: Load Runner, Quality Center, VuGen scripts, MQ Series, BI, BW, Agile, Wily, SAP GUI, SAP WEB.

Confidential, MI

Performance Tester

Responsibilities:

  • Reviewed and analyzed all teh Functional Requirements Specifications, High Level Design, Detail Level design and Business Functional Specification document to develop test plans and test cases.
  • Analyzed system requirements and developed detailed test cases for testing teh functionality, GUI, security, and usability.
  • Involved in discussion of reviewing project plans, creating test cases and test procedures that ensure teh product adheres to teh application requirements.
  • Enhanced teh scripts to perform data driven testing and validated teh test results
  • Enhanced teh scripts by inserting checkpoints and solved teh synchronization problems using teh synchronization points.
  • Conducted load and performance testing using Load Runner 7.5 by creating rendezvous points to simulate heavy user load, and transaction points to test application response time.
  • Used QTP as teh automation test tool for Functionality and Regression testing of teh application.
  • Created various Test Scripts for teh Application using Load Runner.
  • Used Test Director to report defects and tracked them to completion, which involved coordination between development and support group.
  • Extensively used Virtual User Generator to create Load test scripts.
  • Performed Database testing.
  • Performed data integrity testing by executing SQL statements and manually verifying teh contents.
  • Performed User Acceptance Testing in teh final phase of software development.

Environment: Test Director, Windows NT Server, Load Runner 7.5, HTML, .NET, Linux, SQL, Oracle, TOAD, MS-Office, Internet Explorer.

Confidential

QA Engineer

Responsibilities:

  • Identified teh Test requirements based on application business requirements.
  • Involved in analyzing teh applications and development of Test cases.
  • Involved in developing teh Quality Assurance Test strategy.
  • Developed automated Test Scripts using Quick Test Pro.
  • Automation of QuickTest Pro, created user defined functions in Visual Basic and loaded teh function library programmatically.
  • Developed test harness by writing reusable scripts in VB Script using QTP.
  • Automated test cases for regression testing using Mercury’s Quick Test Pro automation tool
  • Involved in doing System testing of teh entire applications along wif team members.
  • Conducted load and performance testing using Load Runner by creating rendezvous points to simulate heavy user load, and transaction points to test application response time.
  • Teh analysis of Load on teh Server performed using Performance Monitor and various factors like Processor time, Memory Usage are monitored and analyzed.
  • Used Quality Center to report defects and tracked them to completion, which involved coordination between development and support group.
  • Used Load Runner graphs to analyze teh results.
  • Wrote SQL queries to validate data.
  • Also executed various SQL Queries to perform teh backend testing.
  • Various System bottlenecks like CPU utilization, Memory Utilization found and analysed.
  • Teh Scenario Execution, Performance Summary, Failed Transaction Reports were generated and analyzed.
  • Performed teh Duration test by executing teh test for longer hours in order to find out any Memory Leaks, slow surface resource consumption problem.
  • Analyzed teh system resource usage, Memory and CPU utilization.
  • Ramp down virtual users to determine if teh system has any memory leaks.
  • Performed User Acceptance Testing.

Environment: Quality Center, Load Runner 8.1, Performance Center, Quick Test Pro, Windows NT Server, HTML, XML, Visio, Web Sphere, .Net, Servlets, SQL, Oracle, TOAD, MS-Office, Internet Explorer 6.0.

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