I've been writing "web" code since 1995 in all shapes and forms. IMHO, React + Typescript enable well engineered, maintainable code. As the other comments said,

I've been writing "web" code since 1995 in all shapes and forms. IMHO, React + Typescript enable well engineered, maintainable code. As the other comments said, you're free pure JS/CSS/HTML as well.