Hi! I've seen your requirements and I'm interested in it, I have expertise in PHP(cakephp,CI,Zend) and Clientside (jQuery,AngularJS,Backbone.JS) and have highest reviews for jQuery (frontend) at freelancer.com. I can code OO Javascript and I can build the API based APP (laravel for SERVER + IONIC for App).
Note: Please reply back if you are interested in my bid, I'll let u know cost and time of this project. My Bid Cost will change once we discuss the project and I'll qoute you reasonable Price, current Bid is 75% of your maximum budget which is not right cost, Please don't award me before that.