This probably depends on the juristiction, but I strongly doubt it's that easy to get around employee law like that. Often the laws are written to basically say

This probably depends on the juristiction, but I strongly doubt it's that easy to get around employee law like that. Often the laws are written to basically say "Person A is an employee if they do a type of work for pay etc. etc.", regardless if they have a "labour contract" vs "civil contract". If it was that easy, then all companies would do it.