The career path you're describing is exactly what she's trying to avoid. That's what "downshifting" means.
https://news.ycombinator.com/item?id=36306966
I never intended to make a life long career at BigTech and was never planning on staying at Amazon for more than four years.
I was always planning on going back to smaller less stressful companies and I’m still in the process of decontenting my life.
But “coasting” in the technology field is just not realistic. Eventually as she has seen, the ground underneath you is going to change.