In order to start building application that can be hosted on SAP Cloud platform, you need to set up the development environment as follows:
Start by visiting the SAP HANA Cloud Platform Developer Center http://scn.sap.com/community/developer-center/cloud-platform
Sign up for your free SAP HANA Cloud Platform developer license https://account.hanatrial.ondemand.com/
Here you will find the Registration button. Clicking the button will open up a Registration form. Fill the Registration form and you should be able to log into https://account.hanatrial.ondemand.com/cockpit
Access all the technical resources, tutorials, support, and tools you will need from here
Download the Eclipse-based tools for SAP HANA Cloud Platform and quickly start building your cloud application using examples and steps given here https://help.hana.ondemand.com/help/frameset.htm?e66f3eecbb5710148397a19b46c4979b.html,
Deploy your application onto the SAP cloud and run your application. The application will be browser based and can be run from any internet connection which is available.