Test Automation • Performance Engineering • QA

Building faster, stronger software through intelligent testing.

Test Automation Developer and performance testing professional with experience across insurance and Life Sciences, focused on scalability, observability, automation, and actionable quality insights.

const engineer = {
  focus: "performance",
  automation: "JMeter + Jenkins",
  observability: "Dynatrace + Grafana",
  data: "Oracle + SQL",
  quality: "continuous"
};
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01 / Profile

Engineering with measurable outcomes.

Professional summary

QA and performance engineering professional experienced in designing end-to-end test strategies, executing load and scalability tests, investigating application and database bottlenecks, and integrating performance validation into CI/CD workflows.

InsuranceLife SciencesPerformance TestingTest AutomationObservability

What I bring

A practical combination of test design, performance analysis, monitoring, SQL investigation, API validation, automation pipelines, and stakeholder communication.

JMeterJenkinsDynatraceGuidewire ProfilerSolarWinds DPAPostmanGrafanaSplunkNew Relic
02 / Experience

Professional journey.

Tata Consultancy Services

System Engineer · Test Automation Developer
October 2022 — Present

Insurance domain · Performance engineering for Guidewire PolicyCenter applications.

  • Designed and executed end-to-end performance testing strategies for enterprise web applications, focusing on efficiency and scalability.
  • Used Apache JMeter to script and execute load tests with synthetic users, improving test coverage for lines of business by 15% across UI and API transactions.
  • Performed SQL query analysis and Oracle database monitoring using SolarWinds Database Performance Analyzer (DPA).
  • Used Dynatrace and Guidewire Profiler for application performance monitoring and root-cause analysis.
  • Identified and remediated performance bottlenecks, reducing response times by up to 30%.
  • Prepared performance summary reports and presented actionable findings to stakeholders.
  • Built and managed Jenkins pipelines to automate test execution and streamline operations.
  • Conducted scalability and performance tests, identifying and resolving defects.
  • Monitored application and infrastructure insights using New Relic, Grafana, and Splunk.
  • Validated APIs with Postman and compared test results with production responses for optimization.
  • Participated in sprint planning and integrated performance testing into CI/CD workflows.

ArisGlobal LLC

Application Specialist
August 2019 — September 2022

Life Sciences · Pharmacovigilance software, including cloud-based and machine-learning solutions.

  • Led Quality Assurance activities for cloud-based and machine-learning software solutions, supporting performance and compliance objectives.
  • Designed, developed, and executed test plans and test cases using HP ALM across the software development lifecycle.
  • Performed functional, sanity, and regression testing for feature validation.
  • Conducted performance testing using Apache JMeter and validated outcomes against non-functional requirements.
  • Executed baseline and load testing for multi-tenant web applications.
03 / Toolkit

Tools & capabilities.

Interactive skill groups based on the technologies and responsibilities in the supplied experience.

Apache JMeterPerformance
Jenkins / CI-CDAutomation
DynatraceObservability
Oracle / SQLPerformance
Grafana / SplunkObservability
Guidewire ProfilerPerformance
Functional / Regression QAQA
Postman / API TestingQA
HP ALMQA
04 / Focus Areas

Where the work happens.

⚡

Performance Engineering

Load, baseline, scalability, and response-time analysis for enterprise applications and multi-tenant platforms.

JMeterNFR
🔎

Root-Cause Analysis

Correlating application, database, and infrastructure signals to identify bottlenecks and actionable remediation areas.

DynatraceOracle
⚙️

Continuous Testing

Automating performance execution and integrating validation into delivery workflows through CI/CD pipelines.

JenkinsCI/CD
📊

Observability

Using monitoring and visualization tools to understand application and infrastructure behavior during testing.

GrafanaSplunkNew Relic
🧪

API Validation

Validating API behavior and comparing test outcomes with production responses to support optimization.

PostmanAPI
✓

Quality Assurance

Functional, sanity, regression, and lifecycle-based testing for cloud and Life Sciences software solutions.

HP ALMSDLC
05 / Contact

Let's build reliable software.

Interested in discussing performance engineering, test automation, or QA opportunities? Replace the placeholder contact details with your own before publishing.

Email me

Contact details

EmailVishal.mahendran2@gmail.com
LinkedInhttps://in.linkedin.com/in/vishal-mahendran-a39871124
LocationIndia
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