There are amateurs, semi-professionals, and professionals.
sem·i·pro·fes·sion·al
/ˌsemēprəˈfeSHənl,ˌsemˌī-/
adjective
adjective: semi-professional
1. receiving payment for an activity but not relying entirely on it for a living.
"a semiprofessional musician"
•involving or suitable for people...