Android App Closed Beta Testing

I’m ready to move my Android app from internal build to a small, closed beta on real smartphones and need a detail-oriented tester to shake it down before release. The APK is stable in-house, but I want... (Budget: ₹600 - ₹1500 INR, Jobs: Android App Development, Java, Mobile App Development, Mobile App Testing, Mobile Development, Test Automation, User Experience Research)