XploreAsia is an amazing organization that provides TESOL certification courses in countries like Thailand, Vietnam, and South Korea. Their program includes teacher training, in-class experience, cultural activities, and guaranteed job placement.
They use their expert knowledge to guide teachers on a transformative adventure that broadens horizons, and positively impacts their lives, and the lives of the locals in the communities they come into contact with.
If you are looking to quickly jump into the world of online teaching, but don't have a teaching certification, then International Open Academy is the site for you. IOA provides the fastest and cheapest way to obtain a 120 Hour TESOL Certification on the internet. This is not recommended for people who wish to teach in a traditional school, but instead for those who want to teach strictly online.