Aws serverless infrastructure is really cool and free for the first year, really recommend you to try it out!
Api gateway -> lambda -> dynamodb. If you are looking for a faster and less complex api try out express.js. Only takes a few minutes to be up and running!

Kickstart this project at once! Don't under estimate the power of crowd funding

Unix terminal / cmds are sooo nice
Edit; well i guess im mostly comparing to windows