I work at Ladder [0], and almost everything is done in Clojure/ClojureScript here. I had no previous experience in Clojure – Ladder ramps you if you haven't used it before. My interview was in Python. We're currently hiring senior engineers, no Clojure experience necessary [1].
[0] https://www.ladderlife.com/
[1] https://boards.greenhouse.io/ladder33/jobs/2436386