You might want to look into BERT [0], I think there is a JavaScript library. We used it a few years ago to call Ruby from Erlang, it wasn't fast at the time, bu

You might want to look into BERT [0], I think there is a JavaScript library. We used it a few years ago to call Ruby from Erlang, it wasn't fast at the time, but it did what we needed it to do. [0] https://github.com/blog/531-introducing-bert-and-bert-rpc https://github.com/blog/531-introducing-bert-and-bert-rpc