While I might not agree with everything he says, the gender bias lawsuit against Google revolved around women being siloed in front-end development (as well as starting at lower ranks/pay, etc.). So it doesn't seem all that far-fetched and there may be a kernel of truth there, depending on where you are and what your environment is like.

https://www.forbes.com/sites/clareoconnor/2017/09/14/google-...