Used for code versioning, issue tracking and code review.

For storing of Users files like images, documents, etc.

Used with Ionic to support various plugins and integrations with the native environment of iOS and Android.

Used for Contact Us page.

Used for hosting and database for a server less implementation.

Used to create a Hybrid App for iOS and Android.

CloudWatch is used to monitor our servers on AWS including our EC2, RDS and ElastiCache.

As a cloud based POS, we used Android Apps as the business side frontend for our clients.

React in conjunction with RefluxJS is used to create an extendable and responsive dashboard for our clients to analyse their daily business activities in their restaurants.

JS supports our React+Reflux frontend.

Gunicorn is WSGI container that we used to run our Tornado code as it supports Asynchronous operations on tornado.

NGINX acts as the gateway server, decoding TLS and load balancing requests to the various downstream servers.

Redis is used to cache data which is rarely changed but often requested like huge JSON structures.

Tornado with Async/Await coroutines provided in Python 3.5 make up for an excellent stack for a micro-service.

Python 3.5+ is used to run our Tornado application as it support Async/Await coroutines.

Cloud hosting

MySQL is where most of our data lies, it's old but it's easier for us from BigData background to use and build on top of. If the data is properly indexed and the servers properly sharded, MySQL is quite performant.