Developed automated testing solutions for web and cloud applications using Selenium WebDriver with C# and Java with Cucumber. Increased regression test coverage from approximately 50% to over 80% for business workflows. Performed manual validation of new features and bug fixes prior to automation, ensuring compliance with business requirements and acceptance criteria, including API scenarios tested using Postman, Bruno, or Insomnia. Escalated test coverage by 30%+. Built performance test suites comprising over 1,000 test cases using Apache JMeter. Created test plans, regression testing results, and test strategies before prod releases every month.

Constructed and maintained 250+ test cases covering UI, API, and end-to-end business scenarios using Selenium WebDriver with C#. Executed regression test suites containing over 350 test cases through Jenkins CI/CD pipelines, providing rapid feedback on every deployment.