I’m absolutely not an expert but I think when choose the country you also choose the problems so I think it’s more important to chose a country you feel comfort

I’m absolutely not an expert but I think when choose the country you also choose the problems so I think it’s more important to chose a country you feel comfortable working with (same spoken language, knowledge of laws). Then there are plenty of company that offer as a service to hire for you in the other countries removing you from the hassle of figuring out the technicalities of other countries.