A company I was working for was acquired by a larger company that was a Java stack. I reimplemented our entire Rails app in Elixir into their stack in about a y

A company I was working for was acquired by a larger company that was a Java stack. I reimplemented our entire Rails app in Elixir into their stack in about a year. Eventually they decided to port it to Java. Took 2 seniors and a junior a year and it still doesn't perform as well as the Elixir app (soft realtime websocket stuff).