Great depending on what you're looking for - Product Manager American Express Employee Review

Users say... "There are always people and teams you can get along with and have a good work/life balance." "The benefits are great and the array of what you are eligible for is impressive." "Most of the people are great; I built great friendships with a lot of the people there." "Good pay and very free" "Privileged for being part of Amex which 'had' good work culture once upon a time." 

Users say... "Base salary was low but once commission kicked in it was well worth the wait." "Poor management team leads will overlook blatant collection law violations to achieve their teams numbers even to the point of lying to their card members" "So if your team manager is good then you are good and if you get a bad manager then life is hell." "Limited growth opportunities and learning" "Too much office politics but I guess it happens in every company"