A part-time job or side job is any employment that on its own does not suffice to secure your livelihood. It is merely an additional source of income. Usually, a side job is carried out in addition to a full-time job or full-time studies.Minijobs are a type of part-time job. They are characterized by the fact that they either have an earnings limit of €520 per month or are only carried out for up to 70 days or 3 months per year.