Dealing with time very often proves to be a tough challenge. Especially bearing in mind distributed computing and various aspects of it. However, it is very likely that in your Domain, there is a plethora of Domain Events triggered by a precisely defined point in time which closely relates to the concept of Just In Time events.

The purpose of this presentation is to tackle difficulties in proper and reliable design in order to fulfil business needs where Just In Time Events are concerned. In the first place, some brief overview of a general idea is given. Secondly, the focus is put on the real requirements such as interaction with domain models. Next part includes technical exploration of solution backed up with Kafka where possibilities offered by Processor API are explored.

The presentation contains some code snippets written in Kotlin.