Amazon Application Load Balancer (ALB) distributes incoming application traffic to increase availability and support content-based routing.
Amazon Cognito lets you add user sign-up, sign-in, and access control to your web and mobile apps. Amazon Cognito supports sign-in with social identity providers, such as Apple, Facebook, Google, and Amazon, and enterprise identity providers via SAML 2.0 and OpenID Connect.
Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.