For 7-8 years now you've been able to use just React, even not learning functional components. You don't need to add Next, Remix, or learn Vue, and your career

For 7-8 years now you've been able to use just React, even not learning functional components. You don't need to add Next, Remix, or learn Vue, and your career would be safe for the next decade with how many React codebases there are.