I'm going to get a job but I don't know if I can cope with it with my Anxiety/Depression/BorderlineP…

Well, you probably won't be able to cope with a new job since you already have your mind made up that you can't handle it. The truth is you won't know unless you try. Having a job is very different that going to classes in college so there is no way for you to know if you're going to break down. You can at least go to the new job with a positive attitude and try.