If you want to make it real quick: VueJS (front-end) + Some theme support (boots...

option_greek on Jan 5, 2019 | parent | context | favorite | on: Ask HN: Go-to web stack today?

If you want to make it real quick:

VueJS (front-end) + Some theme support (bootstrap/framework7) + FireStore with Cloud functions

Oauth (google/facebook) for authentication.