Hosting skytech

we require a freelancer proficient in AWS and Heroku environments to host our application that is based of React/Redux and Node back end. The test environment will need to be deployed onto Heroku and the production environment will be based off AWS. Please refer to the details below for hosting requirements. The details of the application are as follows: Could you tell me how many servers you want with their CPU, RAM and disk space? We need only 1 server, The requirements of the server should be based of off 100 concurrent users, using live WEB RTC communications. The instance is currently hosted on heroku shared specs. free version. A discussion around the sizing would be helpful. The expected software components and their version? NodeJS 12+ PostgreSQL 12 Yarn Have you already defined the continuous deployment ? No we have not. We have the environment currently hosted in heroku, and will require new defined deployment for your cloud servers. How much environment do you need? (Prod, Preprod, Int, Val ...) Only 1 environment will be required for a production. What is the expected SLA for service availability? We expect the application to be live 24x7 with a 99.99% availability.