Hello there fellow freelancers!
I recently joined Upwork society and I wish I had joined this platform early. Upwork is the best freelancing platform for you if you are looking to make some extra bucks using your hobby even your profession, for that matter.
Upwork's policy is fair and you're free to work as per your availability. Clients are good and you won't run out of jobs if you are serious about freelancing.
Hope it helps.