Note: Heroku sunset their free dynos, free Postgres, free Redis on November, 2022.
To grow your App into a Monolith. You can focus on building your ideas instead of all the other things. There is a entire talk about this and this thread:
Two hot takes that I believe apply to 90% of all software teams:— Justin Searls (@searls) March 20, 2019
1. You'd be better off on a PaaS like Heroku or Next than whatever custom AWS/cloud you've built
2. Postgres can do whatever you'd want from a non-RDBMS application data store. And faster. With fewer compromises
Here is a real world case study.
On Writing Software well by DHH
Thanks core contributors like Aaron Patterson, Rafael Mendonça França, David Heinemeier Hansson, Jeremy Daer, Ryuta Kamizono, and other 5500+ people.
If you’re new and want to learn how to do things with Rails in real-life apps: