In the article "24 Short Story Publishers that Pay $500+ Per Story" 11 of the publishers on the list are seeking sci-fi, fantasy or speculative fiction. So if you're interested in getting paid for writing short stories, you might consider this genre and this list (link below) from Freedom From Writing.

https://www.freedomwithwriting.com/freedom/uncategorized/19-short-story-publishers-that-pay-500-per-story/