[mtberatwork]

I'm not saying you are wrong but this sounds like it is in part a hiring problem.

> Being deeply familiar with OS fundamentals and internals, "low level" tools, and so on is crucial.

...needs to be front and center on the job description then. Far too often these kinds of things are hidden on the initial job descriptions and it just wastes everyone's time. I get that HR/recruiters want to throw a big net but vague job descriptions are often part of the problem.

[ex_amazon_sde]

I cannot generalize for the whole company. When writing jobspecs in my team we never made lists of the "popular frameworks of the month".