Express strikes a balance between a robust framework and no framework at all, allowing you a free hand in your architecture choices. With this book, frontend and backend engineers familiar with javascript will discover new ways of looking at web development.
Create webpage templating system for rendering dynamic data
Dive into request and response objects, middleware, and URL routing
Simulate a production environment for testing and development
Focus on persistence with document databases, particularly MongoDB
Make your resources available to other programs with RESTful APIs
Build secure apps with authentication, authorization, and HTTPS
Integrate with social media, geolocation, and other third-party services
Implement a plan for launching and maintaining your app
Learn critical debugging skills

This book covers Express 4.0.