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Performance Architect Resume

PROFESSIONAL SUMMARY:

  • Performance engineering professional with 11 years of work experience, in various fields like HRMS, CRM and Telecommunication.
  • Good experience in performance engineering with sound knowledge of enterprise system performance, DevOps, Agile process and manage onsite offshore delivery.
  • Having 11 Years of Experience in Performance Architecting & Engineering, Tuning, Capacity planning and testing applications.
  • Extensive work experience of DevOps culture working with Development, Infrastructure & Network, Security, QA and Business development teams to ensure end to end performance aspects are covered and deliver a high - quality product.
  • Worked in Agile delivery model to capture and strategies the performance impact due to short sprint change implementations.
  • 6 years of experience in Shell scripting, 3 years in Perl scripting and 2 Years in Python programming.
  • Good understanding of cloud-based applications and technology hosted Amazon and Azure.
  • Hands on experience of Performance center & Sitescope configuration and administration support.
  • Extensively involved in identifying performance bottleneck and profiling.
  • Good exposure to scripting and testing of Mobile applications.
  • Good knowledge of APM monitoring solutions i.e. AppDynamics and Wily Introscope.
  • Hands on experience on installing and configuring performance center server and host.
  • Involved in java CPU and Memory profiling using jconsole and jvisualvm.
  • Worked on protocols SAP Web, Webservices, OracleNCA, Citrix ICA and Web/HTTP.
  • Good knowledge of analyzing java threads Dump, Heap Dump, JVM GC logs and tuning JVM parameters.
  • Good understanding of JVM internal and optimize the application performance by tuning JVM parameters.
  • Good knowledge of using various jvm tools (JvisualVM, jconsole and jstack).
  • Involved in preparation of Performance scenario design and test plan document from Business Requirements/External Specification Documents.
  • Involved in different set of Test as Performance, Stress, Reliability, Client Test (Single User Test), and Scalability, Import, Export, Assignment Manager, Web Services and Batch testing as part of Performance Testing Coverage.
  • Have ability in absorbing, understanding, analyzing and scoping of Business Process Functions and Requirements.
  • Good experience on service virtualization of downstream application using parasoft, and remove the testing dependency of downstream application.
  • Worked on the performance testing of .NET application on windows platform and .NET performance counters.

STRENGTH:

  • Interactive and Dynamic Person with Good Communication Skills.
  • Adequate Problem-Solving Ability.
  • Ability to grasp and learn new things at a much better pace.
  • Thirst for learning new things and updating myself with the latest.

TECHNICAL SKILLS:

Performance Testing Tools: HP Mercury LoadRunner7.8 /9.0,11.5, Silk Performer, HP Performance Center, HP ALM, Sitescope, Wily, Jmeter, Splunk, Appdynamics

Software Testing Tools: Http Watch, SOAPUI, Parasoft

Languages: Java, C, SQL, C++, Perl, Python, Shell

Operating Systems: Linux, Windows, Solaris

Bug Reporting Tools: ALM QC, Oracle EBIZ

Profiling Tool: Eclipse MAT, GlowCode, jhat and jconsole, Eclipse Memory Analyzer, jvmmon, Jconsole, Jvisualvm.

Database: Oracle 10g,11g, MS SQL Server

PROFESSIONAL EXPERIENCE:

Confidential

Performance Architect

Testing Environment:

  • Windows Server
  • Red hat Enterprise Linux
  • Microsoft .NET
  • Java
  • Oracle 11g
  • Microsoft BizTalk server
  • HP ALM Performance Center
  • Linux Shell scripting, Windows Perfmon
  • C#

Responsibilities:

  • Configure and Manage the ALM and Performance Center testing tool.
  • Developed FACETS Log Analyzer tool to analyze the job logs and extract job run information as run time, status code.
  • Develops Shell scripts utility to extract gzip file from claim management system.
  • Collect the anticipated load increase in FACETS claims management systems due to migration of members from legacy systems.
  • Conducted BizTalk performance testing to benchmark the system
  • Capture the business requirement and translate the same to performance requirement.
  • Measure the performance deviation between legacy system and Confidential .
  • Work in Devops environment and collaborate with various project stakeholders as Architect, load balancing team, Ops Support, Development and QA.
  • Conduct the walkthrough meeting for performance test execution report.

Confidential

SAP Performance Engineer

Environment:

  • SAP ECC, SAP NetWeaver Portal, SAP BW
  • Red hat Enterprise Linux
  • SAP JVM
  • SAP HANA DB
  • Oracle 11g
  • HP ALM Performance Center
  • Linux Shell scripting, Perl, Python
  • Wily Introscope

Responsibilities:

  • Lead performance testing & engineering for SAP HCM landscape.
  • Conducted performance testing for SAP NW 7.4 ECC EHP 7 upgrade.
  • Developed Perl utility to extract LR Analysis raw data and generates excel report.
  • Developed Python utility to automate the archive log cleaning from database at regular interval.
  • Experience in SAP NW Gateway performance testing for mobile application.
  • Performance testing SAP Fiori application to support HTML 5 UI.
  • Performance testing of SAP NW Enterprise Portal system.
  • CPU & Memory consumption analysis for SAP ABAP ECC systems.
  • Identify the performance issue and find the note OSS note fix at SAP knowledge base.
  • Open OSS message with SAP for any critical performance issue.
  • Collect & Analyze non-functional requirement for SAP systems.
  • Work with various SAP team (Security, BASIS, ABAP Development & Functional) to identify the project cutover responsibility.
  • Exposure SAP XI system performance testing and monitoring of B2B interfaces.
  • Setup the process for mobile performance testing.
  • Conduct End to End performance analysis for critical business transactions.
  • Collect SAP JVM trace through SAP eclipse plugin VM explorer.
  • Good understanding of various SAP technologies WebDynPro ABAP, WebDynPro Java and BSP.
  • Capture NW Portal Java Heap and memory utilization through wily introscope.
  • Collect & Analyse the SQL & ABAP trace for high response time consuming transaction.
  • Analysis of Java heap memory for memory leak.
  • Analysis of server resource utilization using wily and HP Sitescope.
  • Conduct the ABAP and SQL trace analysis for high response time root cause analysis.
  • Wily analysis for SAP java server node analysis of Portal related issues.
  • Review Test Execution and test summary report.
  • Conduct sign off meeting with project stakeholders.
  • SAP workload analysis through ST03 logs.
  • DB performance monitoring through ST04 logs.

Confidential

Performance engineer

Testing Environment:

  • Windows Server
  • Microsoft .NET application server
  • HP ALM Performance Center
  • Parasoft service virtualization
  • Windows perfmon
  • AppDynamics

Responsibilities:

  • Collect the functional flow & architecture of the application.
  • Analyse the production IIS server log to identify the workload on the systems.
  • Troubleshooting the .NET process memory & performance profiling using Debugdiag.
  • Create service virtualization for various backend services to remove data and system dependency.
  • Capture backend webservice call through parasoft proxy.
  • Create the performance script for various flow of the application.
  • Monitor .NET server node memory & CPU through AppDynamics.
  • Analyse the call trace for high response time transactions.
  • Monitor the windows server system through perfmon and windows PowerShell scripting.
  • Execute and analyse the performance test from release to release.
  • Identify the deviation of response time with prior baseline release.
  • Schedule the discussion with development team and communicate the defect and issues.

Confidential

Testing Environment:

  • Windows Server
  • Red Hat Enterprise Linux
  • WebLogic Java
  • .NET Application
  • Performance Center, Load Runner 11.5,
  • HTTP watch
  • HP Sitescope

Performance Test engineer

Responsibilities:

  • Collect the functional flow details of the application.
  • Collecting Non-functional requirement from customers.
  • Understand and build sound understanding of system architecture to design appropriate performance test coverage.
  • Creating and Debugging of Load Runner Scripts.
  • Performing performance testing for the application with requested number of users.
  • Execution of Endurance Tests to measure the memory leaks.

Confidential

Environment:

  • Linux Red Hat (AS 4.0),
  • Win2k3R2
  • Oracle 10gR2
  • OAS 10.1.3.3
  • ETL Informatica
  • Java/ J2EE, C++
  • Perl and shell
  • Load Runner 7.8.0.0
  • GlowCode

Performance Test Engineer

Responsibilities:

  • PSR (Performance, Scalability & Reliability) test execution and analysis for CRM OnDemand release process.
  • Conducted the ETL testing for OLAP database using Informatica 7.3 tool.
  • Analyze the root cause of slow running ETL task from Database backend.
  • Created the Pl/SQL script for generating the time statistics of various ETL batch jobs.
  • Executed load and scalability test for various uses case scenarios.
  • Created the performance test execution plan for various scenarios.
  • Worked collaboratively with Siebel CRM team to successfully execute all the planned performance test scenarios.
  • Deep understanding of the end to end flow of use case scenarios assigned for execution.
  • Creating and Debugging of Load Runner Scripts.
  • Performing basic Performance Testing like client test to measure the response times for different scenarios.
  • Execution of Scalability Tests to measure the system resource usage on different tiers.
  • Execution of Reliability Tests to measure the memory leaks.
  • Execution of Web Services Test to measure the throughput and response time.
  • Execution of Stress Test to find out the application capability and resource utilization.
  • Execution of Import and Export Test to find the time consumption for importing or exporting the records for bulk data load and resource utilization.
  • Execution of Assignment Manager Test to find out the time spent for populating the records from one table to other table using the rules and resource utilization.
  • Analyzing the Test results to find out the time spent Average CPU and Memory utilization for Web Server, Application Server, and Database Server.
  • Monitoring the system behaviors using IOSTAT, VMSTAT and TOP and other Unix utility & tools.
  • Performing the apple to apple comparison for test results between the previous and current builds to find out the regression in the current build.
  • Effective coordination between development team, QA Team, Installation Team and Performance testing team

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