Partha Sen

Lead QA at Easebuzz Private Limited

Led automation strategy and load testing efforts for payment gateway platform. Designed and implemented Python Selenium automation framework and a Playwright framework for Fees and Forms application. Mentored a team of 12 QAs and maintained Jenkins pipelines for automated test execution; improved release speed from 1 month to 2 weeks by closing QA process gaps.

Senior QA Engineer at Paytm Payments Services Ltd

Collaborated with cross-functional teams; on boarded BigBasket and Aditya Birla on Paytm's payment gateway. Performed code reviews, integration, system and end-to-end testing; enhanced test framework and CI/CD integration for regression suites.

Member of Technical Staff at Interra Information Technologies Pvt. Ltd

Led UI and API automation testing for NTT Data and Shell products using Python Selenium-based framework; built Jenkins pipeline for continuous integration.

SW Test Engineer at CBNITS India Pvt Ltd

Developed test plans and procedures; created and optimized automation tests for IMPS, NEFT and UPI transactions; converted 80% of manual test cases into automation scripts.

Software Tester at Lodestone Software Services Pvt Ltd

Completed in-depth testing on Windows, Android and iOS devices; authored and maintained manual test cases; tested games on Unity/Unreal/Oculus VR; created test cases and tracked in TestRail.

Lead QA at Easebuzz Private Limited

Designed and implemented a JMeter-based load testing framework for payment APIs; performed stress testing; accelerated release by identifying QA process gaps; led automation strategy and prepared test plans; developed Python Selenium automation for payment gateway testing and Python Playwright automation for Fees and Forms; mentored a team of 12 QAs; maintained Jenkins pipelines for automated test execution; enhanced Appium automation utilities.

Senior QA Engineer at Paytm Payments Services Ltd

Collaborated with cross-functional teams to resolve bugs; on boarded BigBasket and Aditya Birla onto the Paytm PG system; performed code reviews on feature branches; conducted integration, system and end-to-end testing of the PG system; enhanced test framework with reusable utilities and automation test cases; mentored juniors; integrated CI/CD pipeline with the automation framework to execute regression suites.

Member of Technical Staff at Interra Information Technologies Pvt. Ltd

Led UI and API automation testing of NTT Data and Shell products using Python Selenium-based framework; built Jenkins pipeline to achieve continuous integration.

SW Test Engineer at CBNITS India Pvt Ltd

Developed test plans and procedures based on project requirements; created and optimized automation test cases for IMPS, NEFT and UPI transactions; converted about 80% of manual test cases into automation.