It would be interesting to hear the (mis)perceptions around being a 'brogrammer', even if you don't really identify with the label.
He excelled in math and science in high school, but dedicated studying and social anxiety caused him to miss out on traditional jockery like sports, partying and getting girls. Sometime during or after college, he began applying his objective mind to solving his perceived shortcomings. He read PUA books and started dating through Tinder. He got an Equinox gym membership and lurked bodybuilding forums to learn powerlifting technique and dieting. He picked up a hobby like craft beer or playing an instrument. He spends his software engineering salary on travel and music festivals.
But ultimately he is not a real jock - he's still deeply insecure and feels the need to overcompensate.
Never been "accused", so much as had the word used in an endearing way.
The wise person will note that it's possible to do all of the above and be a committed workplace egalitarian at the same time.