not all - or even most - Russian pilots are a demented bunch of alcoholics
they fly a horrible mixture of aircraft, some of great antiquity, into a lot of remote places which are short on just about everything we take for granted in the west. Even major airports show the result of chronic underinvestment for 20+ years. Overall they do a good job.
Management is generally poor or worse
If you do go there face up to the fact that its going to be a lot tougher than anything we normally see in Europe, Australia or N America