Hey there,
Yes I can build a mobile application for both iOS and android with sage integration for one of the client who wants to add quotes/invoices into sage directly
I am very well aware of functionalities such as Registration, Login, Profile, Facebook, One2One/Group Chat,GPS Location, Event management, Friends, Group, Interest, Map, Photo Share, etc.
We are well versed with:
Web-Service API Integration and Parsing XML, JSON, REST, SOAP, PUT, GET, Amazon WS, SWIFT-3.0,iOS-10.3.3/x-code 8.3.3 etc.
Programming
PHP, Laravel, Codeignitor, Python, Wordpress, Ajax, BootStrap, jQuery, XML, Webservices etc.
Social Networking
Push Notification, Apple APNS, Android GCM etc.
In-App Purchase
Paypal SDK
Advertisement - AdMob, iAd, Chartboost, Revmob, LeadBolt, Adwhirl, Tapjoy etc.
Looking forward to hear from you.
Thank You