Technical requirementsBuilding a backend login system using PostgreSQL, Apollo Server, GraphQL, Sequelize, and JSON Web TokensInstalling PostgreSQLBest tools for PostgreSQL database managementCreating our backend projectConfiguring our .env fileCreating a basic config fileConfiguring Apollo ServerDefining our GraphQL types, queries, and mutationsScalar typesQueriesMutationsMerging type definitionsCreating our resolversCreating the getUsers queryCreating the getUser queryCreating the mutationsMerging our resolversUsing the Sequelize ORMCreating a user model in SequelizeConnecting Sequelize to a PostgreSQL databaseAuthentication functionsCreating JWT functionsCreating authentication functionsDefining types and interfacesRunning our project for the first timeTesting GraphQL queries and mutationsTesting model validations and querying usersPerforming a loginBuilding a frontend login system with Apollo ClientConfiguring Webpack 5Configuring our TypeScriptConfiguring the Express serverCreating our frontend configurationCreating the user middlewareCreating JWT functionsCreating our GraphQL queries and mutationsCreating user context to handle login and connected userConfiguring Apollo ClientCreating our app routesCreating our pagesCreating our login componentsCreating our dashboard componentsTesting our login systemSummary