Arun Kumar

Final-year B.Tech CSE student with practical experience in software testing, API validation, Python scripting, and defect isolation

Talent

Greater NoidaMember since May 20, 2026

Functional testingRegression testingIntegration testingTest case designDefect isolationSTLCPythonPostmanRenderReact.jsJWT AuthOAuth 2.0AI model output validationMongoDBSQLSDLCCode reviewsClear communicationNode.jsExpress.jsFastAPINLPGoogle OAuth 2.0Gmail API

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Functional testingRegression testingIntegration testingTest case designDefect isolation

About

Final-year B.Tech CSE student with practical experience in software testing, API validation, Python scripting, and defect isolation across backend and full-stack projects. Familiar with test case design, functional testing, regression testing, and STLC within Agile environments. Built and validated AI-powered pipelines including NLP classification systems – directly relevant to testing AI model outputs.

Strong logical thinking backed by 600+ DSA problems. Excellent written and verbal communication skills; eager to grow as a QA professional at Paytm.

Experience

.NET Intern at Uptricks Services Pvt. Ltd. (2025-11-07 – 2026-01-06)

Participated in code reviews and PR reviews for a live e-commerce platform – evaluated implementation correctness, identified defects before merge, and validated fixes; directly equivalent to functional QA support in a real delivery pipeline.
Handled Level 3 production bug fixes independently – diagnosed live defects, performed root cause analysis and defect isolation, and deployed hotfixes with minimal downtime; demonstrated structured debugging and clear communication under pressure.