Implement Ad Serving SDK into Android App

I need a developer to remove Admob SDK from App and integrate another SDK for ad serving. I am expecting this to be completed 2-4 hours after award. Award is fixed price. $20 App: [login to view URL] Ad Sizes to implement: 320x50(footer banner); 300x250(medium rectangle) and 320x480(interstitial) Upon successful integration, same will be done for more apps. Find attached integration documentation. I will provide the SDK upon project award.