Howtoforge published a tutorial about creating SFTP-enabled server on AWS.
How to create an SFTP-enabled Server on AWS
AWS Transfer Family supports Secure File Transfer Protocol (SFTP), File Transfer Protocol over SSL (FTPS), and File Transfer Protocol (FTP) to transfer files to and from AWS S3 or AWS EFS(Elastic File System). It supports DNS routing with Amazon Route 53. AWS Transfer Family removes the overhead to purchase and run your own FTP servers, instead, it manages file infrastructure for you. It supports auto-scaling capacity and maintains high availability.
