They spend the next few hours (or days, or weeks) over-thinking every response they gave and every gesture they made - wondering how the hiring manager felt about them.
But things don't have to be a complete mystery in the time between when you walk out of the interview and when hear whether or not you got the job.
According to career experts, there are some telltale signs to look for in the interview and in the days following that can help you figure out whether a job offer is coming your way.
Here are nine signs to look out for that don't necessarily guarantee a job offer is in the cards, but are pretty promising:
Hope Restle contributed to a previous version of this article.