Amazon

They pay more than startups, and some teams get experience with really large-scale systems.

Flawed promotions happen when people of visibly lower skill get forward for collecting the right data points and being lucky to get a manager who actually helps write the doc.

There are impostor managers who don't even understand what they are managing, accomplishing everything by asking engineers how to do it and then whether it is done yet, and promptly PIPping anyone who brings that up.

All improvement mechanisms, such as daily and yearly polls, have been sabotaged by managers protecting themselves, to the point that no one who's been around 2+ years is answering them honestly.

There is an insane variety of skill levels, where one senior or principal engineer can really impress you and help you grow, and another senior or principal engineer in an identical position is producing junior-level naiveté, both within the same org.

Leadership principles are not what they seem.