Non-traditional work arrangement is a term used to refer to forms of work that are not part-time or traditional office work. These include remote work, project work, part-time work, or freelance work.
For example

Example
A company that allows employees to work remotely some days of the week. Employees can work from home or in any location with an internet connection. The company can also hire employees to work on projects or part-time jobs to reduce costs and increase flexibility in personnel management.