Using the https://positionstack.com/ service, given a latitude longitude, will return the requested address.
Via shell it can be started using
$ mvn clean package
$ java -jar target/boogle-maps-0.0.1-SNAPSHOT.jar
The service is available by default on port 9191. You can check it on the
command line by using
$ curl http://localhost:9191/maps\?lat\=20.0\&lon\=30.0
You can also import it as a Maven project on your preferred IDE and
run the class BoogleMapsApplication.