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Performance Lead/ Engineer Resume

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Winston Salem, NC

PROFESSIONAL SUMMARY:

  • E2E Enterprise Application Performance Engineer in system requirements, analysis, design, coding, test effort estimation, risk forecasting, testing on Web, Web Services, backend services and GUI based applications in insurance, financial, payment, e - commerce and pharmaceutical sectors.
  • Expertise in SQA Performance Testing using HP LoadRunner (HP VuGen, HP Controller, HP Analysis), ALM (QC), HP Performance Center and HP SiteScope.
  • Expert on creating System Architectural diagram, Scope of test(POC/RFP), planning, design, coding, execute, monitoring, analyze result, identify potential bottleneck and suggest customer a complete step to improve application performance.
  • Outstanding ability in writing advanced LoadRunner scripting on (HTTP/HTML), Oracle 2 tier, Ajax Click and script, Siebel, True Client, Siebel, Web Services, True Client, mobile click & script, Socket protocols using Parameterizations, Correlations, Randomization, Rendezvous Points, Custom request, atoi, itoa, Strcmp, Check Points, If-Else and other LR and C functions.
  • Experienced in consulting with Architects, Dev, Operations, Project Managers and Product owners to proactively analyze system performance and creating a solution plan.
  • Experienced in APM Tool installation and configuring agents for Dynatrace, Appmon, LPAR2RRD, NMON, SiteScope and monitoring infrastructure resources and applications, which includes servers, hypervisor, operating systems, network services, network virtualization, JVM, GC, Cluster nodes and failover HADR components.
  • Comprehensive understanding of Software Development Life Cycles (SDLC), Change/Release management and staging environment management.
  • Excellency in Identifying performance thresholds that would require scaling of environments and make recommendations on hardware resources necessary to address increased scalability requirements and creating detailed test report for business and Stockholders presentation purposes.
  • Functional testing - Exceptional understanding in Functional Testing, Functional Test Scripts, System Testing, Integration Testing, End to End Testing, Regression Testing, and User Acceptance Testing (UAT).
  • Functional testing - Experienced in both Automation Testing, Functional Testing, API Testing, Data Driven Testing and Web Services using SOAP UI, and bug tracking tool like ALM(QC), Rally, Jira test cases mapped the Defects.
  • Key player in Performance Testing/Engineering and solution development.

TECHNICAL SKILLS:

Testing Tools: HP LoadRunner 12.x/11.X/9.x/8.x, HP LoadRunner(HP VuGen, HP controller, Hp Analysis), Application Lifecycle Management(ALM/QC), HP Performance center 11.x/9.x, Soap UI 5.x/4.x, Jmeter, IBM BPM, Toad, Oracle SQL Plus, Oracle SQL developer, APM, Putty, MT Putty, BMC, Secure CRT, TOAD, MT Putty, WinscpLoadRunner Protocols Web(HTTP/HTML), Web (Click and Script), Citrix (Click and Script), Oracle 2 tier, Sibel, Web Services, WSDL, True Clint, Multi, Windows Socket and WinInet, Socket, JavaScript (HP LR 12.5), Server based Desktop Application, Mobile.

Languages: Microsoft C#, C, C++, Ansi C, Python, Erlang, HTML, Php, shell, bash, Markup/Scripting Languages, HTML, CSS, Java, JavaScript, XML, JSon, Win Socket, Linux(Certified)

Packages: WordPress, IBM BPM/BPD, MS-Office/Excel/PowerPoint/Visio, Microsoft SharePoint, IBM Sterling OMS/SOM/WMS/RMS, IBM MQ/WAS/WebSphere console/DB2/HADR, Thales HSM, DSP, LDAP, RabbitMQ.

APM: Dynatrace, AWS Cloud watch, HP Performance Center, Wily, Introscope, SiteScope, Jprofiler, WebLogic, Google Analytics, HP Diagnostics, Fiddler, LPAR2RRD, Vmstat Analyzer, Nmon, Perfmon and experienced on Manual ways to monitor.

Operating Systems: Windows 7/XP/2003/2000, GNU Linux, Red hat 5.x/4.x, AIX 5.x/4.x UNIX, Mac OS X, Windows Server 2008/2012, Hypervisor, CentOS 7.0, Ubuntu, RHEL

RDBMS: Oracle 11g(Certified)/10g/9.x, DB2, MySQL, HADR, TOAD, MySQL

PROFESSIONAL EXPERIENCE:

Confidential, Winston Salem, NC

Performance Lead/ Engineer

Responsibilities:

  • E2E Lead Performance Engineer, analyzed System Architectural diagram and created Scope of test(POC/RFP), planning NFT, design Workload model, coding, execute, monitoring, analyze result, identify potential bottleneck and suggest customer a complete step to improve application requirements, to improving systems performance of our B2B payment applications.
  • Carried full responsibilities for failover validations between 3 data centers including operations disaster recovery functionality for every release.
  • Configured and created standalone performance test environment, installed APM (Dynatrace) tool for B2B Payment Applications and followed by other staging environments.
  • Reviewed Documents and Created NFT, Failover and Performance plan including failover over scenarios.
  • Worked with Architects, Ops and development team to design/define Workload Model from production statistics.
  • Used HP LoadRunner and controller for Load test, Endurance test, Failover test, NFT, Baseline, spike test, capacity test, stress test and helped other team to create huge amount of data.
  • Actively worked with the development team to implement monitoring tool and analyzing the potential bottleneck from test result. At the end a graphical liner progression risk report for the entire team to reduce gap.
  • Monitored Application JVM, GC process, Resource utilization to identify memory leaks, network, deadlock and identify redundant.
  • Worked with operations to troubleshoot production issues and suggest quick turnaround solution for short downtime.
  • Created an application baseline format from scratch so that we can compare future releases in QC, Dev and Prod Environment.
  • Extensively worked on Hardware Security model (HSM), DSP, LDAP, IBM MQ, IBM WebSphere, AIX, DB2, Redhat Linux to identify bottleneck and ensure minimal risk for the customer by analyzing the application over infrastructure by end to end performance validation.

Environment: ISO20022, ISP 8586, HP LoadRunner 12.5X, HP Controller, Erlang, ArcSight, Soap UI, HSM, RabbitMq, IBM MQ, IBM WebSphere, IBM WAS, LPAR2RRD, AIX, Dynatrace, DB2, AIX, Toad, BMC, MT putty, Cygwin, SoapUI, Host Servers, Apple pay, Samsung Pay, Device testing, Mobile testing, VM, Unix, HSM, Ldap Servers, BO, FI, Spring Framework, Java, Groovy, Unix, Swift, Erlang, Mnesia, Swift, MPLS networking, Ansi C .

Confidential, Augusta, ME

Performance Test Engineer

Responsibilities:

  • Extensively worked on HP LoadRunner VuGen (Siebel) for Siebel web application for Health and human service commission and meet the aggressive deadline of 3 weeks for immediate product releases.
  • Worked closely with development team and customer to understand the application development components and created test approach document for NFT proposal.
  • Created Workload model for http/html web based application and run test with 400/500 TPS with 15000 users.
  • Created workload model based on the expected production peak load analysis.
  • Created several POC as per the client s request to support the team and validate.
  • Assign VuGen Scripting tasks to the other team members and helped them on scripting while played a major role to get the test data from Oracle DB.
  • Configure HP Performance center with HP Controller and Run a series of test, which includes Baseline, Spike and Endurance test.
  • Analyzed Resource utilization, AWR (Oracle), and Middleware components for identifying bottleneck.
  • Arranged discussion with Client, Architect and System engineers for Complex design, update and agile based timeline solutions to expedite the development process.
  • Created analyzed test report and presented to the client with suggestions to improve the Web application performance.
  • Run a stress test to scale the Load generator and AWS Windows servers.
  • Used Perfmon (for load generator), Cloud Watch (for AWS) and VMstat (from Unix Boxes) to get the resource utilization detail and analyzed the potential bottleneck.
  • Analyze new application features to determine if they require scaling of resources

Environment: HP LoadRunner 12.02, HP Performance Center, AWR, Toad, Siebel, Web services, HTTP/HTML, SQL Plus,, HP Controller, Excel, Outlook, Load generator, AWS Report Analysis,, POC RT Server 2003/2008, System Architecture analysis, Perfmon, MT Putty, XSD, ALM12.X.

Confidential, El Segundo, CA

Sr Performance Engineer

Responsibilities:

  • This project was a short contract with IBM and HP to validate RIO Oracle Database in 2 months.
  • Analyzed SOW, Requirement and Business Doc to understand the objective of the test.
  • Coordinate with 30 offshore team members from HP India for scripting.
  • Created about 350 scripts using Oracle 2 Tier protocol based on top 500 SQL from the Prod, pick load hour transactions, SQL queries.
  • Executed stress test with all 350 Scripts in controller with 30,000 Vusers and Achieve 700 TPS.
  • Worked with DBA team for requirement gathering and test data collection for specific bind variables and parameters.
  • Worked with Production monitoring and other team admin for requirement analysis and POC validation purposes.
  • Created a basic scenario where each script is based on SQL query, which is unique and have different sets of user.
  • Run a stress test to scale the injector box.
  • Run a failover test to understand the DB recovery functionality as per the SLA.
  • Analyze AWR report to see the Rowlock contention - per SQL query and buffer chain issue s root cause.
  • Monitored CPU utilization, Ram utilization while scaling the injector box for the capability of handling Vusers.
  • Helped offshore team members to understand the Business flow and requirement from the client.
  • Coordinate with other functional team members for the shared environment while executing the test.
  • Created workload profile based on the production peak load analysis.
  • Created several POC as per the client s request to support the team and validate.

Environment: Rio Oracle DB, Toad, Oracle 2-tier Protocol, Toad, SQL Plus, HP LR 11.52, HP Controller, Excel, Outlook, Injector Box, AWR Report Analysis, RT Server 2003/2008, System Architecture analysis.

Lead Performance Engineer /Manager

Confidential, Katy, TX

Responsibilities:

  • Analyzed the Detail Design, Business, Technical and General Design requirement documents.
  • Extensively used HP LoadRunner Virtual User generator (VuGen), Performance Center and ALM for Automation.
  • Created VuGen Scripts by HTTP/HTML, Web Service protocols in HP LoadRunner.
  • Configured SSL Authentication, Proxy Server detail, IE Advanced Manual and run time settings, options and web event for recording in configurations.
  • Created new items using Nacho System for data creation purposes.
  • Created Scenarios using HP Performance Center and included Pacing, Schedule by Scenario, Schedule by Group, Ramp Up, Ramp Down, VuGen Mode and High - level Data distribution formulas.
  • Performed Load testing, Regression testing, Smoke testing to the client site UAT Server, dedicated production Environment upon Clint's request using HP
  • Used Web Services and True Client to create Test Data for Database tuning in DB2.
  • Identify the Bottleneck for improving the performance as a part of Web Performance Optimization WPO.
  • Suggested Dev team to Modify/Update a specific system Component to improve the performance.
  • As a part of last steps of SDLC Compared the update with existing Baseline.
  • Used HP Performance Center to Perform Load Test, Capacity test, baseline and Stress Test.
  • Monitor using Dynatrace, transaction in graphs while running the test to find the Bottlenecks and identified the issue that was causing the issue.
  • Created a massive amount of test data XML for DEV team as a part of teamwork.
  • Monitoring application and server utilization, response time, availability, performance and traffic flow by using HP Site Scope, Google Analytics.
  • Work with a sense of urgency in a goal oriented team effort.

Environment: HP LoadRunner 12.01/12.02/12.50 , HP Performance Center, HP Quality Center (ALM), C, Citrix, Citrix SOM, Dynatrace, Win Server RT 2008, Sterling OMS, RMS, IBM WMS, WCS, IBM Lotus Notes, OMS DB, Splunk, DB2, WebServices, SOAP UI 5.0, Sublime Text. Windows Server 2008, Mozilla Firefox, Internet Explorer 8, XML, JSon, J2EE

Confidential, Austin, TX

QA Test Analyst/ Performance Engineer

Responsibilities:

  • Defining the performance goals and objectives based on the client requirements (SLA) and SOW.
  • Played a key role during the physical DM (Data Model) design and implementation.
  • Test the REST API using SOAP UI and validate the Web Services using, Json, Database, IBM Process Designer and Process portal/center.
  • Perform integration testing on the HHSC SMC (Staff Management Center) portal to ensure the quality as per the requirements.
  • Validate the SMC portal integration with the BPM API s (REST) and verify if the workflow is working correctly.
  • Perform API testing using HP LoadRunner 11.5 to ensure the quality of each API and transaction response time.
  • Perform end - to-end database testing for new functionalities/modules.
  • Create test cases in QC (ALM) and perform functional, regression, integration tests for each test cycle
  • Report defects in QC (ALM) and Rally (Defect management tool for internal use) to do a IA after every cycle to reduce the regression defects
  • Extensively Worked in Web, Web services, Click and Scripts, Oracle Protocol in HP LoadRunner and DB using SQL Developer.
  • Tested each individual API matching with the SLA (SOW) till the time it gets approved from HHSC Quality Controller.
  • Ensure the compatibility of all application platform components, configurations and their upgrade levels in production and make necessary changes to the lab environment to match production.
  • Manually tested the application by using functional test cases.
  • Accurately produced regular project status reports to senior management to ensure on-time deliver the deliverables.

Environment: HP LoadRunner 11.5, Soap UI, C, IBM BPM, IBM BPD, HP Performance Center, IBM Process Portal, ALM (QC), Rally, WebServices, SOAP UI 5.0, Mozilla Firefox, Internet Explorer 8, Oracle DB, Oracle SQL Developer, Oracle SQL Plus, XML, JSon, J2EE

Confidential, Silver Spring, MD

Performance Test Engineer

Responsibilities:

  • Defining the performance goals and objectives based on the client requirements and inputs
  • Extensively Worked in Web, Web services, Click and Scripts, Oracle Protocol in HP LoadRunner.
  • Involved in analyzing, interpreting and summarizing meaningful and relevant results in a complete Performance Test Report.
  • Monitored the network and conducted performance analysis using SiteScope.
  • Ensure the compatibility of all application platform components, configurations and their upgrade levels in production and make necessary changes to the lab environment to match production.
  • Responsible for developing and executing performance and volume tests.
  • Developed test scenarios to properly load / stress the system in a lab environment and monitor / debug performance and stability problems.
  • Written high level LoadRunner scripts by using virtual user generator for single User, Base Line, Soak (Endurance test) scenarios by storing dynamically varying object IDs in parameters and validating correct downloads of HTML, pages by validating content in sources.
  • Plan, design and executed the automated test scripts using HP Performance Center.
  • Monitoring application and server utilization, response time, availability, performance and traffic flow by using HP Site Scope.
  • Monitored GC Activities using APM Tool Such as Dynatrace.
  • Developed and maintained test scripts for tuning Java and .Net Applications.
  • Manually tested the application by using functional test cases.
  • Accurately produced regular project status reports to senior management to ensure on - time project launch.

Environment: HP LoadRunner 9.5/ 11.00, HP Performance Center, WebService, Quick Test Pro, QC, Performance Center, SiteScope, Dynatrace, J2EE, ASP, JSP, Oracle, UNIX, WebSphere.

Confidential, Birmingham, AL

Performance Tester

Responsibilities:

  • Developed HP LoadRunner scripts by using virtual User generator for Single User, Base Line, Soak scenarios by storing dynamically varying object IDs parameters and validating correct downloads of HTML pages by validating content in sources.
  • Involved in analyzing, interpreting and summarizing meaningful and relevant results in a complete Performance Test Report.
  • Implemented and maintained an effective performance test environment.
  • Identify and eliminate performance bottlenecks during the development lifecycle.
  • Performs in - depth analysis to isolate points of failure in the application.
  • Assist in production of testing and capacity certification reports.
  • Extensively used UNIX commands for fetching & checking the log files.
  • Involve in walkthroughs and meetings with performance team to discuss related issue.
  • Participated in defects meeting to discuss the bottlenecks and LoadRunner queries.

Environment: LoadRunner, Performance Center, Quality Center (QC), Java, .Net, IIS, MS SQL, JProbe, J2EE, JSP, Servlets, WebService, HTML, Jmeter, WebSphere, XML, SQL, UNIX, Windows XP, Wily Introscope.

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