I joined AWS 6 months ago at 43 as a principal engineer, transitioning from a CTO role of a Series D company, and wrote about it. https://code.dblock.org/2019/

I joined AWS 6 months ago at 43 as a principal engineer, transitioning from a CTO role of a Series D company, and wrote about it. https://code.dblock.org/2019/11/17/the-pros-and-cons-of-going-from-management-back-to-ic.html https://code.dblock.org/2019/11/17/the-pros-and-cons-of-goin... I would recommend it.