Simple flights travel agency web application built using the MERN stack: MongoDB, Express.js, React.js, and Node.js. Behind the scenes the app communicates with a third party API called Amadeus in order to fetch the flights information. This is most certainly a project that demonstrates knowldege of full-stack web development.
Accompanying React.js in the frontend side of the application, Tailwind CSS is used to handle CSS more easily and design all of the application's screens.
On the other side, in the backend, Express.js and Node.js are used to setup all of the server-side operations that will communicate with MongoDB.
The application uses for the flights information an API called Amadeus. Click here for more info.