I have a degree in architecture from UC Berkeley, where Rhino is used exclusively, so I am highly adept at all things Rhino (TSplines, Grasshopper, as well as hundreds of other plug-ins.
Your budget is only a fraction of minimum wage, which is obviously quite low for the expertise you seem to desire but assuming you're able to move your budget up to a minimum of $20/hr, I'd love to knock this out of the park for you.
-Chris