Thought you would be interested in the article at the following link. It has some interesting points vis-a-vis OCCI: note that at least half of the effort goes into managing the underlying infrastructure, according to experience developing the 1.0 beta.

Topic:
The Serverless framework garnered massive interest after the project was posted to Hacker News earlier this year. Serverless is an open-source project, so community feedback has been essential from the start, shaping the foundational building blocks for the v1.0 beta release.

Link:
http://thenewstack.io/how-serverless-is-reshaping-aws-lambda/

Thoughts welcome.

Alan