Spanish tutor

What are possible sites for spanish tutoring?What

And do you know what certificate is needed in order to become a spanish tutor?

I have been doing some online spanish evaluations and it turns out that I'm at c1 level.

I have been translating english-spanish-croatian for tourists in Medjugorje but only in order to help my family with tourisam.

I would like to try spanish teaching, this is just and idea I don't have much informations and I just started watching for options.

Do you have any ideas?