Require assistance in improving the scalability and integration of your enterprise React application?
Celestial Systems has built a number of React based enterprise grade internal and external SaaS applications. 
We now have a SaaS application template that brings together a React application front end, with enterprise grade SSO and authentication and can integrate with modern and legacy backends using GraphQL.

https://celestialsys.com/

Building Super Scalable React - Based SaaS Starter With React, Apollo, And GraphQL

Celestial Systems