Hans-Kristian Koren

I'm a developer mainly working with financial software at Itera and Cicero plus various side projects. Currently I'm mostly doing typed JavaScript with Flow, React and React Native development, but I also have some experience with Python, Ruby (on Rails) and Java.

Showcase

Listfully

JavaScriptReact NativeiOSAndroid

Create and share your own gift lists. An app I created for a client for both iOS and Android.

App StoreGet it on Google Play

Ninjagains

JavaScriptReact NativeiOSAndroid

Track your strength workouts effortlessly.

App Store

Fuuto

JavaScriptReact NativeiOSAndroid

A social football app I built for a client a couple of years ago. It was available on both iOS and Android.

App StoreGet it on Google Play

Fakturamaker.no

JavaScriptNode.jsAngular.js

The tool I use to create invoices.

Timetracker

JavaScriptReact

A very beta-ish tool for tracking time spent on different tasks during the course of a day.

react-calendar

JavaScriptReactnpm

A flexible React Component for rendering standard monthly calendars.

Abakus.no

JavaScriptReact

During my time at the Norwegian University of Science and Technology I helped build the new website for the fraternity Abakus. A rather big project written in React and Django.

Running Pace Calculator

JavaScriptReactReact Native Web

Calculate the required pace and speed to reach a running time-goal.

JavaScript library and command line interface for Deltek's Maconomy time reporting software. Made it because their UI is objectively useless and I have to use it every week.

Contact

I'm all over the internet, including LinkedIn, Twitter and GitHub. You can also email me at hanse@koren.im.