Therapy sounds like a good start to untangle what you're experiencing.
Also, you work at a FAANG, for any reasonable definition of success, you've made it. You wouldn't be where you are if you weren't good at what you do and vetted by lots of people. Can you get better? Have you done mistakes? Probably, but that doesn't mean you're bad.
Also, you work at a FAANG, for any reasonable definition of success, you've made it. You wouldn't be where you are if you weren't good at what you do and vetted by lots of people. Can you get better? Have you done mistakes? Probably, but that doesn't mean you're bad.