As a flexible worker you need to be flexible to do all kind of different jobs. These jobs could be order picking in warehouses or standing next to the production line and packing goods in a factory.
You must be ready to work in different work environment and shifts.
When working as a flexible worker the most important is that you are flexible in doing all kind of different jobs on different working times. You need to be willing to do overtime if it is needed or to work in colder environment.
Good English or German language skills is a must.