Knowledge sharing session slides: https://docs.google.com/presentation/d/14dl9_xVjeeiJ4rVpqLvqWgXqs5IuuZ1JS1khtuNmzOA/edit#slide=id.g3c03fd2f80_0_10

Architecture diagram:
https://docs.google.com/drawings/d/1OmMY1bbI8HDhlZ_cIirv7FYTEqRRV-Hh-g0ANtYEgBY/edit

Proof of concept showing resolvers for postgres, http (couchdb) and in-memory db (nedb):
https://github.com/aerogear/aerogear-data-sync-server/tree/http-resolvers