I possess certification in java programming from Miami Dade College , Wolfson Campus . My full name is Alfonso Franco , the page to visit for my reference certification is here at https://mdc.edu/wolfson with Department Education Continuing . My certification included learned skills such as Visual Studio C++ , and Java basic and intermediate . More I created my own hobby making android app with Android Studio and Xamarin iOS .I have known for build apk file to test on my phone first . I will show for my new android , guru clients my past android applications done with APK File . I can test iOS apps with iPhoneSimulator Application .exe and build in Xamarin iOS Platform . Welcome to new clients GURU .Thanks for all for contacts to me .