With this guide to the Titanium Platform and Appcelerator Cloud Services, developers have the expert guidance they need to create amazing cross-platform applications for Android and iOS. Inside, Appcelerator Platform Evangelist Aaron Saunders gives readers step-by-step guidance on leveraging Appcelerators Cloud Services platform to deliver robust applications that work across platforms. Objective-C or Java are no longer requirements for developers who want to start building apps. With Titanium, web developers can use their existing skills to create rich apps, and participate in a marketplace that is estimated at more than $2.4 billion per year. Inside readers will find coverage of the Appcelerator Cloud Services APIs, and a step by step guide to building a photo sharing application - a complete app that leverages the power of Appcelerators cloud platform. Topics covered include: Integrating Could Services APIs into your app framework and UI Setting up user accounts Capturing and storing photos Working with location-based services Sharing via social media Integrating reviews and comments Deploying on the App Store and Google Play and more.