In addition, of course, there are a number of certain personal traits that candidates may have. A recruiter, in general, should be prepared for the fact that not the easiest people to communicate with, whether they are candidates themselves or clients, may arise on their way.
That is why we like to say that the profession of an IT recruiter consists of several professions at once, including a psychologist: sometimes you have to find a personal approach to completely different interlocutors.