Advice I Wish I Had Known When I Built My First Payment Application

He had me, until

> Well, I am. And if you want to learn how to do it, how to really do it, I suggest that you click subscribe.

THE END

> At EuroPython last year, I gave a talk on why tools like Django and Ruby on Rails are great for building simple projects, but terrible to scale. The problem is that they help engineers build a system fast, but put huge obstacles to changing the way to store data.

Applications have to get truly massive to run out of scale with that architecture.

Using the largest instance on EC2 with the largest RDS configuration will comfortably scale to millions of DAUs for almost every CRUD app.

As a solo dev, founder, or early engineer at a company, worrying about outgrowing these is like worrying about how you'll cater for a 1000 employees at off site events.

Even in large companies, very few apps will reach a scale beyond what Django/rails can accommodate.