Android App Development

We have a iphone application which is required to be ported to Android Platform urgently. The app can be viewed here. [login to view URL] The app does following things a) Login and activate the app via a drupal json services b) Store the Expense and Travel Expense in CoreData in iphone, Local Storage in Android Terms c) Pull out list of documents from Amazon S3 storage. d) Attach a photo with an expense and save for future upload. e) Upload all expense and travel expense to drupal json services f) Upload the images to Amazon S3 servers g) Receive notification from the Apple Push Server h) It works even in offline mode storing data and publishing when in network. We want to replicate the functionality for Android. The selected person will be provided with an activation key to have a look how the app function. Please note the project is considered to be successfully complete only when all function are performed. Please indicate the approach you will take, the kind of app you will build, and technology you will adopt for integration. Write Maanas Network in top of your reply to indicate you read this. The source code as well as all relevant material will required to be submitted as part of the project deliverables. Please enclose example of app build for us to decide in your favour. I will be working closely with you in all phase of development. Best Wishes and Happy Bidding