Care to share your 'stack'?

front-end/back-end/API's?

Sure! On the front end it's HTML, CSS, and jQuery - no hip JS frameworks nor complex build pipelines. Backend is node and express. The dominos API is https://github.com/RIAEvangelist/node-dominos-pizza-api, as mentioned below. Everything is hosted in AWS on Elastic Beanstalk on a few t2.micro instances.