Giri Vellore

Summary

Performance Testing professional with 6+ years of hands-on experience in end-to-end Performance Testing and Manual Testing.
Proficient in: Requirement gathering, Test Scenarios/Scripts preparation, Test Execution, Monitoring, Analysis, and Defect logging.
Conducted Load, Soak-Endurance, Stress
Testing web applications using multiple protocols, including HTTP/HTML, Ajax True Client, Web Services, and REST API. Expertise in LoadRunner & Jmeter script creation, debugging, correlations, and parameterization (Versions: LR 12.63 LRE 2021 & 2024).
Collaborating with Business Analysts and Architects to design realistic load test scenarios and Workload models.
Troubleshooting, handling triage calls, and analyzing errors to identify bottlenecks and root causes. Utilizing monitoring tools such as Dynatrace, AWS CloudWatch, Check-mk, OpenShift, Oracle Enterprise Manager, Perfmon, and Nmon.
Knowledge of cloud technologies, including AWS and Microsoft Azure.
Expertise in API Testing with tools like Soap API and REST API.
Manual Testing experience using Jira, MTM, and Xray for test case creation, execution, Regression, Upgrade, and Sanity testing.
Experience in Agile methodologies, including Release Planning, Sprint Planning, Scrum meetings, and Retrospectives. Scrum meetings, and Retrospectives with the team.

years of professional experience

Worldpay

01.2024 - Current

Gathered and defined business and functional requirements for each program.
Conducted load, stress and endurance tests using Jmeter and Load runner to simulate realistic user activities.
Designed and executed comprehensive test plans, ensuring optimal system performance under various conditions.
Used monitoring tools like Sysdig and Splunk tools on frequent basis.
Collaborated with cross-functional teams to develop high-performance solutions in line with business requirements.
Reduced application load times through targeted optimizations in server configuration and resource allocation.
Reviewed scalability, performance and load balancing of each application.
Coordinated and monitored work of co-located and remote teams.
Assisted in troubleshooting complex production issues related to system performance or capacity constraints, working closely with other technical teams as needed.
Maintained up-to-date documentation on system architecture and performance benchmarks, facilitating knowledge transfer within the team.
Optimized database queries and indexes, resulting in faster data retrieval and more efficient resource usage.

FIS Global

11.2021 - 12.2023

Company Overview: WorldPay Dashboard (Financial) - Client: Fisglobal
Gathering NFRs and creating Performance Test Plan
Developing scripts for all the identified scenarios by using JMeter and LoadRunner
Validated all API calls in postman
Created JMeter scripts with all the customizations
Running test execution through non-gui mode and pipeline
Conducted Baseline testing, Endurance testing, Load testing and Stress testing on the different applications in vanguard as per the client requirements
Conducted tests to identify break over points and memory leaks
Identified the performance bottlenecks and coordinated with development teams in resolving those issues
Analyzed different metrics using Analyzer of load runner and generated necessary graphs as per the client requirements
Generate the final performance Reports with all the performance observations and recommendations
WorldPay Dashboard (Financial) - Client: Fisglobal

HCL Technologies

03.2019 - 11.2021

Company Overview: Service Readiness & Solutions (eCommerce) - Client: Bosch
Involved in Identification of Critical business transactions
Script Generation using JMeter console using http traffic
Performed the Major Job on correlation using regular expressions and Parameterization using CSV data files
Executed the scripts using multiple thread groups for different workload models
Configure and collect various listeners like Hits/sec, TPS, Response times and Throughput, Simple data writer, Aggregate reports
Correct the Properties files and add give the Load generators
Executed the scripts for different workload models and different geographic locations in Blazemeter
Generate the final performance Reports with all the performance observations and recommendations
Service Readiness & Solutions (eCommerce) - Client: Bosch

Worldpay

01.2024 - Current

FIS Global

11.2021 - 12.2023

HCL Technologies

03.2019 - 11.2021