AWS cloud server
Installation and Configuration
hard to say exactly what your client wants, but these modules exists related to amazon:
Module: "DB and System Backup"
https://www.jamroom.net/the-jamroom-network/networkmarket/22/db-and-system-backup
Module: "Amazon S3 Media"
https://www.jamroom.net/jamroom-cloud/networkmarket/210/amazon-s3-media
Docs:
https://www.jamroom.net/jamroom-cloud/documentation/cloud-modules/3405/amazon-s3-media
https://www.jamroom.net/the-jamroom-network/documentation/modules/1510/db-and-system-backup