Leading end-to-end quality for checkout and payments systems, covering managed/embedded checkout, subscriptions, alternate payment methods, and merchant/admin platforms.

• Own SIT and UAT cycles, ensuring release readiness and stability for business-critical transaction flows that impact customer payments and conversions.

• Drive quality for the mobile super app (iOS/Android), validating end-to-end user journeys across checkout, payments, and account experiences.

• Validate card network integrations including Mastercard SCOF and Click2Pay, ensuring compliance and reliability of transaction processing flows.

• Own quality for crypto buy/sell and investment flows integrated via Zerohash and Atomic Invest, ensuring transaction accuracy and seamless user experience.

• Define and execute test strategy for payment service providers and alternate payment methods, applying risk-based and scenario-driven validation.

• Reduced production defects by ~25% through root cause analysis, defect triage, and proactive quality improvements.

• Partner closely with product and engineering teams to surface risks early, raise release confidence, and shape a high-quality customer experience.

• Work alongside automation across API, UI, and mobile layers (Selenium, Playwright, RestAssured, Appium) to support coverage and release efficiency.

• Tooling: Postman, JIRA, Devrev, Asana, Datadog, TestRail, Jenkins, CircleCI, CI/CD pipelines.

🔹 Mastercard — Card Network QA Lead

Led QA for Mastercard card network applications across acquiring, switching, and issuing systems, with deep involvement in ISO 8583 message validation and transaction lifecycle testing.

Performed integration testing using industry-standard simulators including FINSIM, VTS, and MAS to ensure accuracy and reliability of end-to-end payment processing flows.

Conducted API and database validation using Postman, SoapUI, and MySQL to verify robustness of card network integrations.

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🔹 American Express — QA Engagement Lead

Provided QA leadership for Amex client engagements, coordinating multi-vendor teams and overseeing testing processes to ensure aligned delivery and high-quality releases.

Improved release efficiency by ~20% through structured test planning, optimized test cycles, and proactive defect management using HP ALM and Rally.

Mentored global QA teams and partnered with stakeholders to track progress, manage risks, and deliver consistent quality outcomes across projects.

Performed system and software testing for banking and financial services clients, with focus on functional and integration coverage. Contributed to test planning, execution, and defect management across multiple release cycles.

Delivered QA on FLEXCUBE and SWIFT Payments implementations, validating core banking and payment messaging flows for global banking clients. Worked across FCMH (FLEXCUBE Messaging Hub), payment processing, and related core banking modules.

Tested core banking and private banking applications, contributing to functional, regression, and integration test cycles. Supported defect management and test execution across enterprise banking releases.