Sound Technical background (coding/scripting knowledge) for automated regression testing
Sound experience across different mobile app, web app testing processes and tools (Selenium/Appium, Jmeter, Saucelabs, Testfairy, Postman, Charles proxy, Logcat, etc.)
Working knowledge on instrumentation, network, security testing for mobile and web apps
Sound knowledge in manual testing as well (test case document creation, execution)
Good project management (estimation, execution, reporting, training, team motivation) in agile environment.