Conversation

I spoke to a friend this weekend who claimed that I am the only woman he knows who (says she) has experienced people not taking her seriously or questioning her competence because she's a woman. This man works with female engineers and software developers. If really zero of his female colleagues have experienced this I am happy for them but I find that hard to believe.
Any #WomenInTech wanna weigh in on that? I have a STEM degree but I have never worked in dev.