Side Projects
Hackathons, games and small tools, going back to 2018. Several are still running; a few are old enough that the code is no longer maintained. The coursework has pages of its own: Bachelor Projects covers 2017 to 2020 and College Projects 2014 to 2017.
Tools & Resources
Train Delayed? A live map of all delayed trains.
Is My Bus Delayed? Know if your bus is late before you run.
Laptop Setup Guide for macOS. A guide to set up a new macOS laptop for Ruby on Rails development.
Games
Two of these are played by an AI rather than by a person: the game was the problem to solve, not the thing being made. Tap The Ball is the exception — the only one here made to be played.
Chessy Bot. Reinforcement learning for a very, very simple chess game.
2048. An AI plays 2048 with the Minimax algorithm.
Tap The Ball. A browser game where tapping keeps a ball airborne against a Popmotion gravity simulation.
Hackathons
The two most recent are newer than this page — Wine Captain (BärnHäckt 2024) and Beyond Money (BärnHäckt 2026) sit with the current work on Research.
FirstInEigerOut. Be the first on the First — digital ticketing with live waiting times for mountain activities.
Ellie. Track household energy use, discover greener alternatives, earn rewards for saving.
Jobinator. Matching candidates to job postings from a short questionnaire, scored by a machine-learning model.
Bänz mit Benefits. Simplifying financial management for small businesses.