Employees work for their employer on a regular basis, usually every business day. Independent contractors work at irregular intervals as there is work to do. Hours of work. Employees usually have set hours of work. Independent contractors control their own work time.
Employees usually work forty hours a week for their employer.
Independent contractors usually work parttime. Work done on premises. Employees usually work at their employer's place of business. Independent contractors may work anywhere, depending on what has to be done. Order of work.