Hello! I'm David.

Things I made.

St. Nikolaus Wohlen

Responsive mobile first website

Screenshots of stnikolaus-wohlen.ch in desktop browser window and on an iPhone


3rd place at #hackzurich 2018

Two screenshots of webpages: left fooby.ch showing emissions for a recipe; right the dashbord for the mealplan

Remember Names

Accepted WWDC 2018 Scholarship application

Screenshots of the Remember Names Swift Playground


Featured iMessage App for encrypted shared polls

Screenshots of the Choose iOS app


PennApps XIII Hackathon Spring 2016

Screenshot of the SayChef iOS app


Screenshots of the Strava iOS app

The Barrelfish Operating System

Bachelor's Thesis

Barrelfish OS logo and some source code


Screenshot of YAEP! website


#hackzurich 2014

Description of how ReSply works

Lagerfilm 2013

PackingList (retired)

Screenshot of the PackingList app inside an iPhone 5s frame