Organization, patterns, and best practices like abstracting your base framework from your core scripts.
React Component library for enterprise, http://grommet.io/docs/.
There is scope for industry specific (eCommerce retail, etc) complex components as well that can be reused across the enterprise.
Michael Snead commented
courses on ES6, various module systems - AMD, CommonJS, polyfilling for HTML5, etc, scaffolding - base standard for enterprise level projects.
Mark Kramer commented
Seems right up John Papa's alley
Reece Bradley commented
It would be worth looking at BoilerplateJS
Ahmed Chaudhary commented