Just in case CF gets too expensive, how feasible would the OpenShift platform be as second choice?
Requirements:
Looking at https://www.openshift.com/pricing/index.html
it says that running a "Medium Production gear" of 1GB costs $0.05 / hour.
For a year this is 24x365x0.05 = $ 438,- per year
Searched around a bit, came to http://www.tearsofaunicorn.com/articles/2013/11/24/deploying-dropwizard-to-openshift.html
.... TBC