Please I want to know about them more. How did you find this out? Do they talk about them having imposter syndrome with you? Imposter syndrome, when I've experienced it, always feels like it's internal without external confirmation, which a person would be recieving if they were incompetent.
Bossman: "Hey jubilationtcornpone. We've got [XYZ] issue in production. You got any idea how to fix it?"
Me: "Hmmm... Yeah, we could probably [insert good and fairly well thought out fix here]. I bet that would work."
Bossman: "Cool. Let's do that."
Three hours later...
JT Cornpone's shoulder devil: "Hey buddy! You remember that suggestion you made to your boss? Boy that was pretty fuckin laughable. I can't wait to see the look on your face when it completely fails and you get fired out of a canon. It's gonna be legendary!"