there's no mainstream RoR analog in node.js, unless you consider Meteor, which has a very specific niche that doesn't apply to most sites. It really comes down

there's no mainstream RoR analog in node.js, unless you consider Meteor, which has a very specific niche that doesn't apply to most sites. It really comes down to what you know best, what you can get other developers for the easiest, and what is most easily maintained over the long term.