How (or why) do you read "I don't care what your background is, I care what you bring to the table" as "women and minorities suck at their jobs"? OP doesn't say

How (or why) do you read "I don't care what your background is, I care what you bring to the table" as "women and minorities suck at their jobs"? OP doesn't say who sucks at their jobs; he says that whoever they are, be they men, women, minorities, or majorities, he doesn't want them.