>"If you're dealing with concurrency and distributed systems at medium to high scale you really want your senior people to be familiar with the language." I've

>"If you're dealing with concurrency and distributed systems at medium to high scale you really want your senior people to be familiar with the language." I've written my first application level thread/concurrency library for DOS in the 80s. So you can count me as experienced. In my opinion as long as one is senior developer and knows the subject language does not mean fuck all as long as it adequate and language / libraries support needed primitives. I've written distributed middleware with multithreading / concurrency in many languages including ones I did not know before starting the project.