-Version: Angular JS, 5, 6, 7, Special Angular-8
-Ngrx with Flux architecture, (ngrx-entities, effects, store, selectors, etc) -Rxjs
-Template: Prime NG,NG bootstrap,Onsen UI,NG Semantic, Special Material Components + Flex Layout -Test: Unit test Many Thanks
Angular is my whole life to develop the web development, I can build the website even with angular version 12.
In the past, I have so many projects with angular 6 +. so it will be perfectly matched each other.
Best Regards!