Of all the ex-FAANG people I've worked with, I've found the ex-Amazon ones to be, by a wide margin, the least impressive group. I'm not huge fan of Google, but

Of all the ex-FAANG people I've worked with, I've found the ex-Amazon ones to be, by a wide margin, the least impressive group. I'm not huge fan of Google, but will readily admit that, on average, the ex-Googlers I've worked with have tended to be great engineers and very sharp people. So, at least from that anecdote, there does seem to be a difference in each of these hiring filters.