Karthik is a senior test engineer with over 4 years of experience in mobile application and web application testing using Android, iOS, and Windows platforms. He has extensive experience in test automation using Selenium and Appium, as well as manual testing. Some of Karthik's skills and responsibilities include developing hybrid test frameworks, test case design, test execution, defect reporting, test automation including page object modeling, and working in agile environments. He is looking to leverage his skills and experience in software quality assurance and testing.