An android app with communication capability

Phase-1: -One button login with Facebook. -Phone number verification with sms. -A few dummy text input on another fragment page to input name, number etc. -Sending and storing the data on Google datastore with JSON format. -Provide a simple program for downloading the whole datastore. -Listview on another fragment page showing all users on datastore. Phase-2: -Text chats between two persons -System notifications sent from Google App Engine, you can put a dummy message. -Normal notification will be shown on status bar for normal message -Pop-up notification will be shown on android for important message -you may do it with push notification, google cloud messaging, or any other appropriate method. Phase-3: -A map showing the users locations, provision for me to change the icon of the markers, and to add more details on the marker, such as username. -Popup dialog to show more details when a marker is clicked. -Keep the app alive and collect location and accelerometer data every minute. -Incorporate DetectedActivity data from Google APIs. The program should be as simple as possible and properly separated and commented to allow integration with our larger program. Required skills: Android Studio 2.0, Google App Engine, Google Cloud Module, Java, JEE