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Lead Performance Engineer. Resume

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Kansas, City

PROFESSIONAL SUMMARY:

  • Having 14 years of Core IT experience in Performance Automation testing spanning across Web and Client - Server applications.
  • Derived workload analysis and created data analytic reports to find processing ceilings (e.g., maximum transactions per second, concurrent users, etc.) to prepare the organization for high volume card transaction days (like Black Friday, holiday season)
  • Extensive track record in Software Development Life Cycle (SDLC), Agile Performance testing lifecycle, Test Life Cycle (STLC), and Bug Life Cycle.
  • Strong experience in Functional Testing, Performance Testing, Regression Testing, Agile Testing, System Testing, and User acceptance testing for Web and Client/Server applications.
  • Worked with the Business team, Application development teams, and Infrastructure teams to gather the Non-Functional requirements & Performance testing requirements for the release.
  • Designed, developed scripts, configured scenario, and executed performance tests to validate system performance and stability.
  • Expert in Performance Testing Healthcare Facets core applications, e.g., Enrollment, Member, Billing, Provider and Claims. Good exposure on EDI 834, 835 and 837, X12 transactions.
  • Extensive experience in using Automation Tools Application Lifecycle Management (ALM) Tool, Microfocus LoadRunner for Load Testing, Endurance tests, Stress Testing, and Regression Testing the applications.
  • Expertise with LoadRunner components: VuGen, Controller, Analysis, (LoadRunner Enterprise LRE2020) and Load Generator and JMeter.
  • Worked on creating UI automation scripts using multiple LoadRunner protocols such as- Web (HTTP/HTML) Citrix, ODBC, Remote Desktop Protocol and Web services/REST.
  • Possess Extensive knowledge in Facets systems functional specification.
  • Extensively used the Microfocus LoadRunner tool for performance benchmarking the applications. Analyzed test results and worked with developers to identify performance bottlenecks and development enhancements.
  • Analyze data requirements for the scenarios and get data from the production and convert PI Data into test data with the help of the Collis tool. Hands-on experience in using SQL queries.
  • Prepared multiple Load Generators and Controller to execute different Performance test scenarios for high performing Banking system load.
  • Performed Query analysis from the Facets Capture log to map the individual hits to find the time taking dll.
  • Monitored and analyzed Facets events through server event viewer and Facets cera exe.
  • Monitored necessary Performance metrics on clients' side and server-side for each test and Perform root cause analysis of performance issues and worked with developers on fixing issues/Tunning recommendations.
  • Used different Application Performance Monitoring tools like Wily, SPLUNK, AppDynamics to monitor application performance during load to check the Application’s CPU, Memory, Heap Memory, Garbage collection pattern.
  • Expert in preparing and sharing the Test Cycle Reports/Test Summary Reports with all the analysis, bottleneck identified and recommendations. Worked in Monitoring 24x7 support for large scale application of Credit card systems.
  • Extensively worked on JMeter to create Thread Groups and test Web Application for various loads on key business scenarios, Created and executedJMeterscripts for performance testing of portalApplications
  • Proficient in reporting the identified defects and tracking the performance defect to the closure using ALM, JIRA.
  • Extensive Knowledge in SAP BI & BW in the end to end implementation and support projects, experience in SAP HANA-Data Modeling, Data Provisioning, and Reports development in various reporting tools.
  • Effectively administered and supervised the Business Objects (SAP BI) environment by monitoring/granting permissions and rights to users for viewing, creating, and publishing reports.
  • Created Universes for report generation using the Designer module in Business Objects.
  • Worked on creating Level Hierarchies and Parent-Child Hierarchies in Attribute Views. Performance tuning by creating Calculation Views with the SQL Scripting.
  • Possess knowledge in creating Calculated Attributes, Calculated Measures, Counters, Variables, Input Parameters in the views
  • Participated in the constant improvement of our Performance Test Automation practices
  • Good Knowledge on Sap Hana and business intelligence (BI)
  • Quick learner with the ability to grasp new technologies and good Documentation Skills Communication and Presentation skills.

TECHNICAL SKILLS:

Testing Tools: Microfocus LoadRunner, VUGen, Performance Center, ALM, JMeter, QPT/UFT, Soap UI, Postman

Operating System: MS-DOS, UNIX, WINDOWS, Windows Server, LINUX

Programming: C, C++, PL/SQL, JAVA, Python

Web Technologies & ERP: HTML Java, JSP, Servlets. &, ABAP/4, BW, HANA

Cloud Technologies: MS Azure, AWS

DevOps: CI/CD, Jenkins, GitLab, GIT, Bitbucket, GIT Bash, SVN

Database: Oracle, SQL Server, DB2, MS-Access

APM Tools: Perfmon, VMStats, CA Wily Introscope, Dynatrace, AppDynamics, Splunk & Quality Center, MF ALM.

Web / App Servers: WebLogic, WebSphere, Apache/Tomcat, IIS

Protocols: Web(HTTP/HTML), ODBC, RDP, Citrix, Webservices (REST/SOAP), True Client.

PROFESSIONAL EXPERIENCE:

Confidential, Kansas City.

Lead Performance Engineer.

Responsibilities:

  • Understanding the Application Architecture by discussing with key stakeholders for identifying the business requirements and application scenarios.
  • Review all the information in the requirements document and prepares the Performance test plan for the application for the Facets Online application.
  • Worked inagileperformance testing cycle from initialization, requirement gathering, test planning, scripting, test design, test execution, result analysis/presentation, re-testing, and Tuning.
  • Coordinating with Subject Matter Experts and Delivery Managers and gathering information on business process flow and understanding the scope of work.
  • Gather business volume metrics and assemble workload for performance testing Facets Application modules of Claims processing,, Providers, Billing to emulate the real time load.
  • Identifying the scope and the nonfunctional requirement for Web, Facets (RDP) performance testing by discussing with key stakeholders of the projects and reviewing the design documents.
  • Created several Test Cases and Test Conditions for testing various Claims,, and Provider flows.
  • Worked in Sybase to SQL migration project and used ODBC protocol to test the database transactions. Performance tested Healthcare Member portal, Provider Portal.
  • Configuring and managing the LoadRunner enterprise 2020 test environments for the team.
  • Preparing the test data, scripting and execution of various types of performance test and Facets Interactive applications.
  • Conducted validation for the Facets modules, Subscriber/Family, Billing, Receipt Processing, Hospital Claims, Medical Claims, Dental claims, Groups, Eligibility. Data mocking for different Claims processing file formats to high volume tests.
  • Performed Query analysis from the Facets Capture log to map the individual hits to find the time taking dll.
  • Monitored and analyzed Facets events through server event viewer and facets cera exe.
  • Monitoring various Performance metrics using AppDynamics and alert setting for the thresholds.
  • Co-ordinating with different team members in analyzing the Performance Test Results and creating various Test Results Graphs and Reports.

Confidential - Alexandria, Virginia.

Senior Performance Test Engineer.

Responsibilities:

  • Understanding the Application Architecture by discussing with key stakeholders for identifying the business requirements and application scenarios.
  • Review all the information in the requirements document and prepares the Performance test plan for the application. worked inagileperformance testing cycle from initialization, requirement gathering, test planning, scripting, test design, test execution, result analysis/presentation, re-testing, and bottle-neck remediation to sign off.
  • Coordinating with Subject Matter Experts and Delivery Managers and gathering information on business process flow and understanding the scope of work.
  • Gather business volume metrics and assemble workload transactions for performance testing
  • Developed Scenarios in Controller based on the User Load and Transaction Volume.
  • CustomizeParameterizationin DATA file using viaLoadRunnerto test the application with different sets of data.
  • Implemented CI/CD for running Performance Tests from GitHub repositories & SVN repository thru Jenkins jobs.
  • Monitoring various Performance metrics using AppDynamics, Splunk, etc.
  • Developing Load test scripts using JMeter and HP LoadRunner tools.
  • Analyzing the Performance Test Results and creating various Test Results Graphs and Reports.

Confidential, Wilmington - Delaware.

Performance Test Engineer.

Responsibilities:

  • Working as a part of a performance team that is responsible for doing pre-production performance testing of credit card Middleware applications. Every major code or infrastructure changes have to be certified by the performance team under a production-like workload before promoting it to production.
  • Working closely with Application development and business team to understand the requirements.
  • Validate the fail-over/recovery scenario and measure any impact on response times/interruption during the execution of these scenarios.
  • Find processing ceilings (e.g., maximum transactions per second, concurrent users, etc.) to prepare the organization for high volume card transaction days (like Black Friday, holiday season).
  • Designing test approaches and manage the end-to-end quality life cycle of technology sponsored projects.
  • Developed the Load Test scripts using the Load Runner Virtual User Generator (VUGen) and enhanced the scripts by including transactions, parameterizations, and correlations
  • Enhanced Load Runner scripts to test the new builds of the application.
  • Design and Develop automated scripts using LoadRunner based on business use cases for the application.
  • Planned the load by analyzing Task distribution diagram, Transaction Profile, and User profile and executed Performance Testing using Load runner
  • Design scenario in LoadRunner to Evaluate the Performance of the application.
  • Generate the Data for the production workload and set up the data based on the type of test.
  • Execute different kinds of performance tests like Load test, Regression, stress, Volume, and Endurance tests. Analyze the resultsusing LoadRunner Analysis.
  • Develop scenario-based testing for the JMeter scripts. Create, schedule, and run the scenarios using JMeter and generate necessary graphs
  • Extensively worked on JMeter to create Thread Groups and test Web Application for various loads on key business scenarios
  • Analyzed different metrics like Transactions Response time, Transaction under load, Transaction Summary by Vusers, hit per Second, and Throughput to understand the application behavior under full load.
  • Preparation of Test Execution Summary Reports with the recommendation for each release
  • Involved in defect tracking, reporting, and coordination with various groups from initial finding of defects to final resolution using ALM
  • Verify the impact of any Infrastructure changes (Maintenance Releases, H/W, OS upgrades, etc.) and under production-like workloads.
  • Conducted walkthrough meetings with the SDLC team to understand the functionality, risk, and operations management of the application.
  • Identified, Reported, and Tracked Defects using Microfocus ALM test management tool
  • Monitor application and web server metrics using CA Wily Interscope, IBM Mainview.
  • Prepare the quick report and peak load reports like Step test, Tandem Reports.
  • Preparation of Test Execution Summary Reports with recommendations for each release.

Confidential

Performance Test Engineer

Responsibilities:

  • Understanding the Application Architecture by discussing with key stakeholders for identifying the business requirements and application scenarios. Review all the information in the requirements document and prepares the Performance test plan for the application.
  • Create a LoadRunner scenario and execute Load Testing in the Controller for each release testing.
  • Configure and monitor the system resources during the test execution
  • Develop scenario-based testing for the JMeter scripts. Create, schedule, and run the scenarios using JMeter and generate necessary graphs
  • Extensively worked on JMeter to create Thread Groups and test Web Application for various loads on key business scenarios
  • Monitored system resources such as CPU Usage, % of Memory Occupied, VMStats, and I/O Stat using UNIX commands like the top, VMStats, and netstat.
  • Analyze the collected monitoring logs to identify performance bottlenecks in the application
  • Preparation of Test Execution Summary Reports with recommendations for each release.
  • Analyzed the results by using Load Runner Analysis and prepared the result report by customizing the graphs.
  • Monitored the Server’s CPU Utilization and used memory status by usingMonitoring tools like CA Wily Interscope Dynatraceand Performed in-depth analysis to isolate points of failure in the application.
  • Documenting the procedures followed while testing and troubleshooting the environment and the services. Valuable points while debugging to documented for future as 'Lessons learned'.
  • Prepared a detailed test schedule and Test Metrics on a weekly basis for the project members to know the status of the testing.

Environment: JAVA, WebLogic, SQL server, LoadRunner 12.02

Confidential

Performance Test Engineer

Responsibilities:

  • Understanding the Application Architecture and identifying the business requirements and application scenarios, prepared the Performance test plan. Develop the LoadRunner scripts for the identified Business scenarios. Create the LoadRunner Script and Data setup execution and monitoring.
  • Develop scenario-based testing for the JMeter scripts. Create, schedule, and run the scenarios using JMeter and generate necessary graphs
  • Created and executed JMeter scripts for performance testing of the portal.
  • Responsible for Monitoring the Server’s CPU Utilization and used memory status by usingMonitoring tools like CA Wily Interscope Dynatraceand Performed in-depth analysis to isolate points of failure in the application.
  • Monitor and analyze the performance of the server by generating various reports of CPU utilization, Memory Usage. Provided management with analyzed test results and provided a recommendation for performance improvements as needed.

Environment: JAVA, Apache Tomcat, JBoss, SQL Server 2005, Windows, Quality Center, Load Runner 9.52.

Confidential

 Performance Test Engineer

Responsibilities:

  • Understanding the Application Architecture and identify the performance-critical Business Scenarios, Create the LoadRunner Script and execution and monitoring. Creating Workload model and Performance Test plan with NFR details collected. Test Management using Quality Center.

Environment: JAVA, Apache Tomcat, SQL Server 2005, Windows, Load Runner 9.52

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