I got down leveled when I moved to big tech. Spent two years completely remaking the product I was tasked to work on, while the two other engineers on my team, both a level above me, cheered me on and didn’t do much. I turned our product from a total waste about to be cancelled into a promising tech with some momentum, but I spent all my time coding instead of writing about coding, and I likely won’t get promoted aga…
Note that at Big Tech companies, almost all code is written by L3/L4 (the untitled "Software Engineers") and the few L5s ("Senior") that enjoy coding. L6-L8 ("Staff" through "Principal") are the political levels, where EQ is more important than IQ, your job is as much wrangling/convincing/selling/negotiating with other people as writing code. Most L6-L8 engineers are managers, but even those who are ICs spend the maj…
(I'm Staff myself, but would not have got here without management responsibilities.)