First term I've heard this term is in a YC funded company recruitment post. I know I'm directly referring to a YC company's recruit post here, but someone did not switch their brain on when they posted that one.
Stating that you should be a fan of 'brogramming' to get a job comes across as blatant sexism to me. Especially given the pages that promote it at the moment.
Seriously, you're a company now, not a frat club. I'm not trying to spoil your fun, I'm sure that's your culture, but you just can't advertise for men only roles in this day and age.
I don't know the law in the US but over here in the UK these guys would be opening themselves up for a nasty lawsuit.