Arduino Android App

Hello! I have experience programming in C / C + + for almost 20 years. Devices based on Arduino, I'm doing more than 3 years. I have experience writing applications "client-server" for the Arduino, writing applications to interface Arduino and Android, integration of Arduino and Processing. I have experience making "smart house" on the Arduino (arduino, php, javascript, AJAX, JSON). More, I have experience in: - making hydroponics installations on Arduino - the control system with LED lights for plants light - equipment for the reality-show "Treasure Rom" - Access Control Systems for printing equipment with RFID I am ready to write a program for Arduino and provide a complete description of the device.