Ivan is a developer and coach with over 15 years of commercial experience. Over the last decade, he has worked in a variety of industries and has been an advocate of Agile and eXtreme Programming practices such as TDD and Pair Programming. He has had a considerable portion of his experience in Java, and he's switched to Kotlin as his primary language of choice in the past years. He's the co-author of http4k: a lightweight HTTP library for Kotlin.
David is an experienced Tech Lead specialising in ContinuousDeployment solutions: Java, Kotlin, Scala, Node & a quick study in others. Infrastructure-as-code automation. Build-craft. Refactoring wizard. Legacy-code cleaner. He is the co-creator of http4k (Kotlin - http://http4k.org) and is a recognised Kotlin Google Developer Expert.