This is our main back-end of our apps (both for the client and the freelancer application). Built with Echo 4.7.2, Cloud Sql (Postgresql) as database, and also we use JWT for authentication. Check go.mod for further details about what library we use.
You can try this API at https://kerjamin-api-ko6izzknpq-et.a.run.app Or you can acess the documentation at https://kerjamin-swagger-ko6izzknpq-et.a.run.app/docs/