You might be interested in lamdera. It abstracts away database access, data transport and data encoding between client end server. Here is a talk about it: https://www.youtube.com/watch?v=nSrucNcwlA8

If you're interested, you can probably get an invite from @supermario on the elm slack, or on: https://lamdera.app/

Disclaimer: I'm not affiliated with the project, but I've met Mario in person and he's a cool dude with great ideas ;)