Kotlin is not synonym with Android Kotlin is a great solutio

Question

Kotlin is not synonym with Android Kotlin is a great solution for backend programming building REST GraphQL API with spring spring boot http4k ktor vertx Kotlin can be used for fullstack frontend backend for command line apps multiplatform iOS Android browser extensions data science desktop apps with TornadoFX Did I forget something important Please comment

jmfayard · Answer

Context I am frustrated to receive only Android offers when I put Kotlin knowledge on my profiles <https kotlinlang slack com archives C0B8RC352 p1571473061060000>

Mustafa · Answer

The problem is Kotlin gained ground through android For everything else there is just some tech stacks that don t use kotlin that are just better especially with the lack of traction in those areas Im doing alright with kotlin for backend but for frontend its miles behind any of the other options so why would companies bother

Shane Myrick · Answer

We are using Kotlin in our backend servers at Expedia Group We even have a open source library for running a GraphQL server in Kotlin We are seeing lots of benefits from the language to aid developers in their day to day work <https github com ExpediaGroup graphql kotlin>

jmfayard · Answer

Is there a list of companies using Kotlin on the backend somehwere We could use some social validation slightly smiling face

Shane Myrick · Answer

This may be something Jetbrains could ask in their next census Last one from December 2018 to March 2019 The last one had a question about company size Which gives you some idea of where it is being used <https www jetbrains com research kotlin census 2018 >

jmfayard · Answer

< Alina Dolgikh JB > it seems that you were doing the Kotlin census last year Do you think that would be possible To have a list of companies that are ready to say publicly that they use Kotlin On a voluntary basis obviously

Alina Dolgikh [JB] · Answer

Hi There are about a dozen of companies listed on <http kotlinlang org|kotlinlang org> at the moment also there were mentioned more in the keynotes by Andrey Breslav at KotlinConf 17 and 18 We are also working on adding more to the list

bjonnh · Answer

I know at least one local KUG is compiling a list as well

Stephan Schroeder · Answer

We use Kotlin as a general Java upgrade path So mainly in conjuction with Spring on the backend

Stephan Schroeder · Answer

You can even use it as I did yesterday to write an AWS Lambda function Kotlin is not officially supported but AWS accepts jar files with java8 bytecode in it So all JVM languages are actually implicitly supported Of course JVM languages are not ideal for lambdas because they constantly start fresh and therefore cold The runtime doesn t run long enough for the hot pathes to be optimized

bjonnh · Answer

Maybe they ll allow GraalVM thingies at some point That should solve that issue