Angular/Node JS development for flight & hotel Itinerary generator web application

We want to develop a web application that allow users to create a generated Hotel or Flight itinerary by using the web application through a travel API. The user can provide basic details to create the itinerary and user can download the generated PDF itinerary.

Please review the technologies for the development.
1. Angular (Custom design frontend)
2. NodeJS Backend
3. Postgresql (database)
4. Bootstrap
5. Fontawesome
6. jQuery
7. SASS
8. HTML
9. Capistrano
10. Nginx
11. Puma
12. 3rd party libraries (Google, Facebook, Twitter, Maps, SMTP).