sorry that's crap learning a new tech is not a problem for a competent developer having decades of experience means you have seen problems 20 years ago the expe

sorry that's crap learning a new tech is not a problem for a competent developer having decades of experience means you have seen problems 20 years ago the experience of which is relevant eg I was doing map reduce in the 80's that experience would directly be applicable to day even though I was using Pl1/G then and would use Python or Java today