the best thing about Express.js is its Simplicity and flexibility,it provied a minimalist and light framework for building web application and Api's in node js with Express.js developer can quickly setup routes and handle HTTP request and response and eaisly intigrate middleware for added functionality

Express.js is known for its simplicity and minimalistic design. It provides a basic set of features and doesn't impose a rigid structure, allowing developers greater flexibility and control over their projects.

It's the most comprehensive framework written in PHP for easy application development, I'm working on this for the last 5-6 years and this made our life easier to build the Admin Backend quickly, The best feature of this framework is Eloquent / Database model, security and everywhere you get support help if you get stuck in any issue.