Unless you can get on-board with a company there in Uganda that can offer you eventual transfer to the United States, or you have nearly unique skills/experience, there is no way to get a job in the United States except by immigrating here and beginning your job search once you are here.

Maate Hannington If you're looking for jobs outside of the U.S check out this conversation https://www.jobcase.com/conversations/d48d2895-27e2-50fa-84e4-bfdcc5737416