Earlier quoted context omitted.
Another possible explanation is that business just don't see much difference between junior work performance and senior work performance. I have 15 years of experience (both huge companies and own startups), but I keep wondering what if it's really the case: that there's simply no difference for company success? When I hire people myself, I only see value up until mid-seniority. From there what matters is just discip…
There is a huge difference between high performing senior engineers, and high performing junior engineers. But lots and lots of senior engineers aren’t high performing. They’re still moderately more valuable than junior engineers, but not immensely so. People calling themselves “senior engineer” are usually referring to years of experience, not to whether their management chain consisently sees them as high performin…
What I mean is that it is hard to give a number to a person. Sometimes they shine, sometimes they don't.