Sr. Performance Engg Resume
SUMMARY:
- Lead - Performance test Engg with overall 11 years of experience in Performance testing, engg and capacity evaluation.
- Stakeholder for application performance certification.
- Worked through the entire Performance testing life cycle Requirement gathering,workload modelling, environment readiness, scripting, monitoring strategy and report analysis using various tools.
- Expertise in performance testing using load runner with Web HTML/HTTP, WebServices,Java over HTTP,MQ, Flex, Citrix protocol.
- Proficient in performance testing of variety of applications using tools like Loadrunner,VSTS, Jmeter,TestComplete, Benchmark Factory, Apploader.
- Expertise in setting up monitoring strategy for applications on various platforms using CA-Wily, Appdynamics, Dynatrace.
- Expertise in code profiling,testing, tuning of micro services based applications deployed in Pivotal cloud foundry.
- Good understanding of Java Garbage Collection and underlying issues.
- Expertise in identifying opportunities for service virtualization helping organizations saves costs on infrastructure.
- Ability to work under stringent time lines and meet predefined project goals
- Possesses good communication and interpersonal skills, excellent work ethic and the ability to work well in a team or individual environment as well as a team leader.
PROFESSIONAL EXPERIENCE:
Confidential
Sr. Performance Engg
Responsibilities:
- Lead the performance efforts for version upgrade for the Guidewire suite from 7.0 to 9.0 for the Policy center,Claim center,Billing center,Contact Manager.
- Lead performance efforts for Application certification to engg, test and benchmark applications with more than 1.5 million policies.
- Manage a onshore team to ensure performance certification for all guidewire specific applications.
- Lead performance efforts in reducing infrastructure cost by embarking on profiling, tuning, testing, tuning journey. Approximately 10% infrastructure saving could be achieved due to early introduction of performance engg efforts in development sprints.
- Code profiling using yourkit(Oracle SOA services), Wily profiler( Guidewire applications),frontend profiling using Fiddler/HTTP watch.
- Ensure performance organization is in sync with different LOB’s across organization ( PMO,project governance, Architecture) to maximize the effectiveness of delivery.
- Performance certification for one in a 100 years Catastrophe (Hurricane/Storm) to test the Guidewire suite with more than 250,000 claims.
- Established service level agreements for new/existing business flows and ensure application adheres to the defined SLA.
- Manage 2 separate load environments ( CI/CD efforts) for more than 50 servers on prem.
- Server Logs Analysis on Exceptions, Error logs Analysis for Problem Identification using Splunk.
- Drive Development Team towards Performance Fixes and Handle numerous Performance/Project Meetings.
Environnent: HP LoadRunner (11.52/12.02 ),CA Wily,Yourkit, Jprofiler, Splunk,Oracle 11i,Oracle SOA services, Jmeter,, JPorifler.
Confidential
Performance Test Architect/Lead Performance Test Engineer
Responsibilities:
- Lead the efforts wherein microservices were profiled using yourkit.Based on the profiling results, lead the effort to suggest code level changes and size the application appropriately in Pivotal could foundry.
- Responsible for implementing, leading and managing the performance testing environments, test data, test artifacts such as reusable scripts, test strategy. Identified scope of test impacts by test phases, including level of efforts, time line and resource allocation.
- Manage a team of 3 offshore resources and ensure timely delivery of all applications (Gold level apps)
- Partner with Business teams, project manager, Architect and support teams to define test strategy to encapsulate performance requirements.
- Translate Business requirements to tangible Non- functional requirements.
- Devise workload models to depict real world scenarios.
- Introduce perf engg practice early in the cycle; capture trace using Wily, http watch which helped in identifying costly interfaces, web services.
- Performance test script creation using Web http /webservices/Java over http protocol.
- Spearheading and implementing script reviews for 60+ scripts for every release.
- WebLogic Performance Analysis, Deadlock and Thread Dump Analysis. Key Participant in tuning and Performance Analysis of Application and Batch Cycles.
- Server Logs Analysis on Exceptions, Error logs Analysis for Problem Identification.
- Drive Development Team towards Performance Fixes and Handle numerous Performance/Project Meetings.
- I act as a SPOC for all performance related issues; I am deeply involved in script debugging to Performance engg solutions for the products.
- Configure and maintain the performance test environment.
Environnent: HP LoadRunner (11.52/12.02 ),CA Wily,AppDynamics,Splunk,Yourkit,Pivotal clud foundry, Java,Oracle 11i,Tibco, ITKO Lisa, Soap UI, Load UI, Jmeter, Perl Scripting, JPorifler,JQuery
Confidential
Performance Test Engineer
Responsibilities:
- Liaised with business and Technical Architect to understand performance impact on the system.
- Devised performance test strategy and approach and for testing PRPC applications.
- Involved in script creation for Web (http/HTML),Webservices and Oracle NCA protocol applications.
- Webservices testing with SOAP UI and LoadUI for 3 party integrations.
- Performance test monitoring and thread dump and heap dump analysis to point pout bottlenecks.
- Actively involved in devising monitoring strategy in production for the app.
- Identified bottlenecks by analyzing AWR report and provided SQL for tuning purpose.
Environnent: HP LoadRunner (11.02) PRPC 5.0/6.0, Oracle 11i, HP Diagnostics, Soap UI,Load UI
Confidential
Performance Test Engineer
Responsibilities:
- Devised performance test strategy and approach.
- Performance test script creation and debugging for 60+ scripts.
- Identified performance bottlenecks such as GC accumulation in Gen 2 tier, and provided suggestion of implementing INPROC session management at IIS.
- Analyzed various IIS logs using tools such as Wireshark.
- Analyzed costly queries at SQL Server level using SQL Profiler, and suggested improvements.
- Drafted Artifacts such as performance test plans, run plans, estimation, intermediate test results, and final test closure reports.
Environment: ASP.NET 3.5, MS SQL Server 2008, LoadRunner, Wireshark,Analog 6.0,Reportmagic
Confidential
QA Engineer
Responsibilities:
- Participated in workload modeling for mix workflows having variety of Protocols such as TCP/IP, HTTP, and MSMQ.
- Extensively involved in performing POC-based on the requirement and tool finalization.
- Reported test execution, bottleneck identification in terms of message queue broker operation, and thread pooling at IIS.
- Supported performance test execution timelines with teams spread across Finland and Sweden.
Environment: .NET 3.5, MS SQL Server 2000/ 2005, WCF, LoadRunner 9.1, ASP.NET
TECHNICAL SKILLS
Languages: C++, C#, ASP.NET 2.0/ 3.5
Tools: and Methodologies: LoadRunner/Performance Centre 9.1/ 9.5/11.0/12.02 , QC 11.0, JMeter, VSTS 2008/ 2010,LoadUI,SoapUI, Benchmark Factory, Fiddler, Yslow,HP Diagnostics,Appdynamixs, CA Wily, Wireshark, HTTPwatch, Analog 6.0,Reportmagic.
Databases: MS SQL Server 2005/ 2008, Oracle 9i/11g
Servers: IIS 6.0/ 7.0,Jboss,Apache Tomcat,Weblogic,WAS8.5
Operating Systems: Windows XP/ Server 2003/ 2008, Sun Solaris,Linux,Unix