Cloud computing IaaS implementation

I need you to develop some software for me. I would like this software to be developed . Cloud computing implementation Trying to set up a web service on eclipse and communicate with it using a web service client . preferably develop using REST/Jason To do For IaaS scenario a. REST web service client code, which should invoke IaaS API (e.g. AWS EC2), to carry out a simple operation. Like create machine instance. b. Apply security, like OAuth 2.0. c. Identify some gaps in this implementation. d. Provide solution