Summary
Overview
Work History
Education
Skills
Certification
Timeline
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Vani Jonnalagadda

Dallas,TX

Summary

Results-driven Performance & Functional Test Engineer with extensive experience at Infosys, specializing in performance testing using JMeter and LoadRunner. Proven ability to automate processes, enhancing efficiency by 40%. Adept at collaborating in Agile teams, leveraging strong analytical skills to deliver high-quality testing solutions for complex systems.

Overview

6
6
years of professional experience
1
1
Certification

Work History

Performance & Functional Test Engineer

Infosys – Client: Sysco Corporation
Houston, TX
10.2022 - 03.2025
  • Designed and executed functional test cases for invoice credit (AIC), brand conversion, and email automation modules using Postman and manual techniques.
  • Created reusable Selenium test scripts for UI validation across Chrome and Edge browsers.
  • Developed and executed performance testing scripts using JMeter, Neoload, and K6 for complex order management workflows with large payloads and high throughput.
  • Automated result analysis using Python scripts, reducing manual effort by 40%.
  • Integrated Datadog, Dynatrace, and Grafana dashboards for real-time monitoring and bottleneck identification during high-volume test runs.
  • Worked with AWS EC2 for distributed load testing; managed data via AWS S3 for reporting and input/output control.
  • Simulated production-like scenarios with realistic concurrency models and captured 90th percentile response times and SLA violations.
  • Conducted penetration and security testing on internal-facing APIs to ensure data protection.
  • Contributed to release go/no-go decisions with detailed performance reports shared in Agile sprint reviews.

Performance Test Engineer

Infosys – Client: National Australian Bank
Melbourne
09.2020 - 04.2022
  • Designed functional test suites for transaction disputes, GCC card updates, and backend reporting tools.
  • Built performance test scripts using LoadRunner and JMeter, focusing on response time, throughput, and system reliability under peak load.
  • Validated APIs and backend services using Postman and correlated results with logs from Splunk.
  • Scripted cloud-native SAP GUI transactions and integrated SAP workload into end-to-end performance scenarios.
  • Configured and launched cloud VMs on AWS, used CloudWatch for performance event tracking.
  • Participated in daily standups and retrospectives; actively engaged in sprint test planning.

Performance Analyst

Infosys – Client: Zoetis
New Jersey
12.2019 - 08.2020
  • Implemented full-scale performance test strategies for pharma supply chain and ERP modules using Neoload and LoadRunner.
  • Gathered business-critical scenarios and configured test populations to simulate realistic workload profiles.
  • Utilized Splunk and Dynatrace to analyze system performance and track latency at the transaction and database levels.
  • Developed Python scripts to fetch test data dynamically from MongoDB for data-driven performance testing.

QA Analyst – Performance & Functional

Infosys – Client: Apple
California
12.2018 - 11.2019
  • Conducted UI and integration testing for Apple internal systems using Selenium and Postman.
  • Built automated performance testing pipelines using Jenkins, JMeter CLI, and Docker containers for continuous validation.
  • Integrated GitLab for version control and delivery of test artifacts.
  • Executed stress and endurance tests, identified capacity thresholds, and fine-tuned service parameters with DevOps teams.
  • Automated functional flows for repeated regression cycles using Python-based tools.

Education

Bachelor of Technology - Computer Science

Jawaharlal Nehru Technological University
Hyderabad, India

Skills

  • Performance testing tools: JMeter, LoadRunner, Neoload, K6
  • Functional testing: Selenium, Postman, manual testing, API testing
  • Cloud platforms: AWS (EC2, S3, CloudWatch), Azure, GCP, Docker, Kubernetes
  • Monitoring tools: Dynatrace, Datadog, Splunk, Grafana
  • CI/CD tools: Jenkins, GitHub, GitLab, Azure DevOps
  • Scripting languages: Python, PowerShell, SQL, MongoDB

Certification

  • Apache JMeter Pro & Intro – BlazeMeter
  • Infosys Certified DevOps Professional
  • Performance Engineering – Isha Training Solutions
  • Global Agile Developer – Infosys

Timeline

Performance & Functional Test Engineer

Infosys – Client: Sysco Corporation
10.2022 - 03.2025

Performance Test Engineer

Infosys – Client: National Australian Bank
09.2020 - 04.2022

Performance Analyst

Infosys – Client: Zoetis
12.2019 - 08.2020

QA Analyst – Performance & Functional

Infosys – Client: Apple
12.2018 - 11.2019

Bachelor of Technology - Computer Science

Jawaharlal Nehru Technological University

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Vani Jonnalagadda