Promises Courses

The New Dragons in JavaScript
NDC Conferences via YouTube

JavaScript: The Tricky Parts - Scope, Hoisting, Functions, Promises, and Fetch
Scrimba via YouTube

JavaScript Tests in Node, the Browser, and CI
JSConf via YouTube

Pruebas de test en Node, el navegador y CI
JSConf via YouTube

Async JS
JSConf via YouTube

Asynchronous JavaScript at Netflix
JSConf via YouTube

What Tamagotchis Can Teach You About Generators
JSConf via YouTube

Asynchrony - Under the Hood
JSConf via YouTube

Further Adventures of the Event Loop
JSConf via YouTube

10 Things I Regret About Node.js
JSConf via YouTube