Learn to build a custom command line interface (CLI) console application using Node.js and MongoDB. Develop CRUD functionality for managing customer data stored in a MongoDB database using Mongoose. Explore the implementation of commander.js for CLI tools and inquirer.js for enhancing user experience. Follow along as the tutorial covers setup, database connection, command implementation, customer management operations, testing, and creating shell commands. Gain hands-on experience in developing a practical CLI application that combines Node.js and MongoDB technologies.