Proceeding from personal experience, exactly as one never should
Well, statisticallty speaking, the chance for a lady to encounter a company with a 2:3 female-to-maile programmer ratiio is somewhat euqal to a lad's chances to end up in a shop with a 1:30 female-to-male ratio.
There is a female-run software company in our lowly country, but when appearing on tv they still used gus to do the actual tech stuff.