Hi! It's me, Carli Mitch! This video is old and I am no longer recommending 51Talk or Dada. Please watch my newest video for my current recommendations! https://www.youtube.com/watch?v=pACIA2NrMr4&t=1s
VIPKID - https://t.vipkid.com.cn/mkt/landing/personal?referralToken=6fc865ec5f38fde32621c0932ce533d5&refereeId=19021506

You should consider requirements, hiring process, training, schedule flexibility, absences, hours available, who you teach, what you teach, pay, and penalties.
There are hundreds of other online companies!
Here are sites with up to date lists of ESL companies and reviews.
https://teacheslonlineanywhere.com/featured-esl-jobs-online/
http://www.goodairlanguage.com/teaching-english-online-2/

Did you find this video helpful? Help me make more videos by buying me a coffee. ☺️
https://www.buymeacoffee.com/carlimitch

Feel free to leave any questions or doubts in the comments and I will try to help.
Like, subscribe, and share this video!