Most of the time their technology stack with be vastly different than anything else you've worked with. There will be other people you will need to discuss and

Most of the time their technology stack with be vastly different than anything else you've worked with. There will be other people you will need to discuss and coordinate with. Articulating your thoughts and expressing yourself clearly and concisely is more important. Vast majority of the technical problems have been solved and its delivery a solution to a business problem that is the most important aspect.