Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Learn how to create a robust login controller for a MERN stack backend in this 20-minute video tutorial. Explore essential steps including setting up routes, generating access and refresh tokens, and validating user credentials with Mongoose in Node.js. Master async/await for efficient database queries, implement error handling, and secure tokens using HTTP-only cookies. Gain practical insights to enhance your JavaScript and backend development skills for the MERN stack, equipping you to build secure user authentication systems in your own applications.