Jason’s articles can be found on EmptyCrate.com. You can also contact him there and find out more about his training sessions. Jason’s video channel is on C++ Weekly and includes an ARM emulator written in C++, running on Compiler Explorer.
Jason recommended looking at Odin Holmes’ twitter (@odinthenerd) as well as Odin’s talks from CPPCon (such as his 2017 talk about agent based class design). Odin runs an embedded C++ conference in Germany called Embo++. Also look into Jens Weller’s Meeting C++conference.