Archive of stories published by iZettle Engineering

Guillermo Carrasco in iZettle Engineering

Hack Weeks at iZettle

When I am doing research on a company I want to work at, one of the things I look for is their approach towards employee motivation and training/education. For me, it is more important to have a proper educational plan than a slight increase on my base salary.

Måns Bernhardt in iZettle Engineering

Dec 8, 2017

API Design — Deriving Lift

There have been many attempts to build Swift libraries for both parsing and generating JSON. The reason is probably that there is no obvious Swift solution and JSON parsing is something most developers have to frequently confront. Swift 4 introduced Codable with the promise to…

Måns Bernhardt in iZettle Engineering

Apr 16

Introducing Flow — Asynchronous programming made easy

Today we are proud to announce the open sourcing of Flow, a Swift framework for building and maintaining complex asynchronous flows. Flow is modern, lightweight and composable, allowing you to write code that is more robust and easier to…

Erik Olsson in iZettle Engineering

Feb 12

Tidy up Dropwizard and JDBI with Kotlin

Near the end of 2017, some developers at iZettle got together and started discussing the possibility of enterprise development with Kotlin. My team was starting up a new project and we all thought it would be a good opportunity to try our hands at Kotlin.

Måns Bernhardt in iZettle Engineering

Apr 19

API Design — Deriving Signal

In this article, we will explore three abstractions that are useful building blocks in asynchronous event handling. As a use case, we will build an API for registering callbacks to get notified of events. Working with callbacks might sound trivial at first. After all, it is just…

About

iZettle Engineering

We build tools to help business grow — this is how we do it.

More information