Look at the backgrounds of the top Bitcoin core devs.
Here are the top 3:
Wladimir J. van der LaanUniversity of Groningen
Institute for Mathematics and Computing Science (IWI)
Pieter Wuillecomputer science degree at U. of Leuven
Gavin AndresenBachelor's degree in computer science from Princeton
The first certification you posted, CBP, seems to be broadly well-perceived. As for the second one, I cannot find anyone saying anything about it, besides that it exists.
but I'm not sure how valuable these things are.
I'm not sure either. Similar to security guard training companies, these certification organizations are going to exist along ...