This is an example for using Kotlin with GraphQL (Apollo for frontend) in SpringBoot with Gradle
This repo was built by following this tutorial - https://blog.pusher.com/writing-graphql-service-using-kotlin-spring-boot/
run "./gradlew bootrun" then go to http://localhost:8080/graphiql to start experimenting
go to client/apollo-family-tree, run yarn start, and you will see the a list of royal family members sent from the server via Apollo's subscriptions via WebSocket in http://localhost:3000.