The article claims impostor syndrome goes away after a few weeks. For me it took many years to die down and it’s still always in the back of my mind a little bit.
[1]: https://yorickpeterse.com/articles/10-years-of-software-deve...
Give a look at Scott Adams's goals vs systems. Personally, when I stick to my system I am less likely to look to something else to judge if I'm "doing enough" and as a result, imposter syndrome doesn't have a chance to creep in.