Hello, I'm an Android developer expert, I can assist you during the next 4 - 5 months to create your application, I'm expert with (Android, PHP, MySQL, JSON, and XAMPP), I work with eclipse environment, and I can assist you using teamviewer, or even better I can intervene directly on the code, I can show you some Android app that I did create recently, I'm an IS engineer, waiting for you to contact me to discuss details and your budget, thanks.