• Overhauled Navy Federal's digital banking infrastructure, enhancing security and integrating real-time fraud detection.• Led QA efforts, managing the entire testing process across frontend, backend, APIs, and databases.• Combined automation, mobile, and API testing for high-quality product delivery.• Collaborated with product, design, and engineering teams to refine requirements and mitigate risks.• Implemented BDD using Cucumber and Gherkin for improved collaboration.• Conducted cross-browser tests with Selenium Grid and mobile testing using Appium.• Executed API validations with Postman and RestAssured.• Improved platform reliability and user experience through comprehensive testing efforts.