MapsFragment.java

LatLng position = new LatLng(37.77493, -122.41942);
String markerText = "San Fransisco";
...

public void onMapReady(GoogleMap googleMap) {
  Log.i("DEBUG", "onMapReady");
  
  //add marker
  Marker marker  = googleMap.addMarker(new MarkerOptions().position(position).title(markerText));

  //zoom to position with level 16
  CameraUpdate cameraUpdate = CameraUpdateFactory.newLatLngZoom(position, 16);
  googleMap.animateCamera(cameraUpdate);
}