Conduct manual testing across GUI, API, and database layers for payment-processing products. Analyze requirements, design test cases and plans, evaluate production readiness, troubleshoot defects using logs and Splunk, and collaborate with developers, SDETs, and architects. Support quality metrics, improve test coverage, and work across AWS cloud environments in an Agile setting. Preferred experience includes payments, ACH, PCI compliance, Jenkins, virtualization, microservices, and scripting.