College students can sign contracts with companies. /kloc-below 0/8 requires parents' consent. /kloc-over 0/8 years old, make your own decisions. For other reasons, the law does not allow working or signing contracts (for example, in addition to a few jobs such as filming, there are still many jobs where child labor cannot be employed).

You should ask your classmates if you can go to school and what kind of questions. Everyone is different, there is no gender. What specific terms should be written in his contract, outsiders can't know without looking at the contract.

If his contract does not stipulate that he must go to work full-time at once, he can continue his studies.