It is not as easy to be a frum jew as you think. Direct Anti-semitism is not really an issue in the US anymore, but there are other things that are issue.
many jobs require you to work late or on weekends (Sometimes you get make trades, sometimes you cant)
Many people need to have Power Lunches or similar and since it isnt kosher, you cant really participate. You might have a boss who is a woman and you have to be very careful how you behave around her.
Food is not as much an issue in NYC area, but leave NYC and food IS an issue, kosher food is not so easy to get
In general societies response to relgion is Live and let live meaning you can be as relgious or not as you want to be, However you cannot impose your religious belifes on others, you cannot do kiruv on the job, you cannot make comments about Avodah Zarah, “Alternative Lifestyles” or anything else you might have learned in yeshiva, these are grounds for termintion