Adding Video Editing Function on existing App (Android + iOS)

App Overview: The process of registering photos/videos from personal album (phone, ipad, etc) to a remote database (SNS Platform) In the process, the user can freely edit his/her selected photo/videos (like instagram or facebook) What we need: 1. We have developed the App already and are looking for developers who can add a few more editing functions on the existing App. 2. Develop Uploading API using Xml , Json 3. Must apply pre-made design for all developments (can be discussed) *Check Attached PPT file for details Development Period: 3 days Inspection Period: 4-5 business days Development Cost: on iOS $400 USD on Android $400 USD *Source will be given