I'm going to buck the trend and say that you've got an impressive list of popular tech that will get you a web developer job. Adding Ruby might give you a few m

I'm going to buck the trend and say that you've got an impressive list of popular tech that will get you a web developer job. Adding Ruby might give you a few more options, but nothing discernibly different than what's already available to you. If you really want to do something different, start learning Clojure, ClojureScript, and React.