A good example of how easy it is to do the NFC push from your android device to the one that contains the bitcoin wallet is here :

http://stackoverflow.com/questions/9792514/send-a-url-between-2-nfc-devices

The URI is created with the DC POS API using the getBitcoinUri method documented here :

https://dcpos.com/java/docs

Examples of passing this URI to the android OS are provided in the API toolkit :

https://dcpos.com/developers/downloads