Recently I experimented with Scala 3, ZIO 2, zhttp, zio-json and Laminar. You can see the proof of concept here: https://github.com/adrianfilip/reservation-booker. I made the following setup: backend app with Scala 3 + ZIO 2 + zhttp + zio-json that is called by a frontend app Scala 3 + ZIO 2 + Laminar + zio-json. PartContinue reading “Scala 3 + ZIO 2 + zhttp + Laminar: proof of concept & impressions”
EDIT: zio-properties 1.0 is now available on Maven Central“com.adrianfilip” %% “zio-properties” % “1.0″ I like versatility when configuring application properties. For instance: In Kubernetes I use environment variables, locally or in a local docker container I may use property files, environment properties, command line arguments, system properties or a mix of any of them. AlsoContinue reading “zio-properties: A ZIO alternative to Spring Properties”
Several years ago, I was developing an application that dealt with money. It handled loans, deposits, monthly payments, and reports. Unlike other apps, where eventual consistency and stale data may not be an issue, here one slip could lead to financial ruin for the company. Computing the distribution of a client payment depended on aContinue reading “Moving From Kotlin + Spring Reactor + Arrow to Scala + ZIO”
How would one coming from a Spring background get their bearings fast with FP & ZIO? The answer is below. I onboard new team members coming from Java + Spring backgrounds to Scala + ZIO by starting with a 1-2 day training session where I present the main functional concepts they will work with. 1-2Continue reading “Spring to ZIO 101”
My name is Adrian Filip and I have been a software developer since 2007. Sometime in between then and now I was working on a banking like app using Kotlin, SpringBoot and Arrow. Everything was going well but yet I was finding it difficult to express some scale aspects without either mucking up myContinue reading “Scale Aware Architecture (Onion Arch. with a twist)”
Senior Scala Developer My main professional interests revolve around functional programming, designing and building software so the content of this blog will be mainly about Software Architecture and Functional Programming.