You want to go to BKK?
Just go, and look for a teaching job.
But take a load of second-hand cars with you because you can sell them out there and supplement your meagre income (which will be meagre with or without certificate). Should work out fine because they drive on the wrong side of the road out there just like you do. It used to be big business importing 2nd hand cars from countries that drive on the wrong side. Not so sure now, now that they all got filthy rich, but you could check it out.