Speaking as a 37-year-old programmer (writing code since I was 8), just because you share the same 2 years' experience on Node with a junior developer doesn't m

Speaking as a 37-year-old programmer (writing code since I was 8), just because you share the same 2 years' experience on Node with a junior developer doesn't mean you threw away the 15 years' experience on web applications, databases, performance, scalability, maintainability, system administration, etc. And that's looking at it from a purely technical point of view. As unoti says, there is also much you learn beyond that.