Create new app (NFC expertise required)

I am looking for an expert app developer to create a new application for sharing with NFC to and between android and apple devices that have NFC capabilities. Requirements - Must be an expert developer in Apple and Android - Expert knowledge of NFC, Android beam / IOS - From the UK / EU / States is preferable - Worked with this before - Not less than 4.8 star feedback in this area Happy bidding Lots more work if you do well on this