karo.io - info about the creator of www.karopapier.de
Since the dawn of the internet, I have been working on my personal project www.karopapier.de (an online/browser implementation of the vector based racetrack game).
The game features code from the past two decades, from an old php3 forum to realtime websocket push notifications and a Single Page App for playing - and it helped me to experiment with the hot stuff every year.
Even though it has the look of the '90s (<FRAMESET> FTW!!!), there's more modern stuff under the hood than you might think...
Since my twitter handle @xosofox is impossible to pronounce, I will use this entry point for others to find me more easily.
Why do I have this strange handle anyway?? Well, it's because XOSOFOX looks like this 
I'm working as a freelancer for several years now. Specialties:
- Full Stack Dev (PHP / JS)
- Symfony (from legacy 1.0 to the lastest version)
- Realtime push notifications (Websocket, Server-Sent Events, Mobile WebPush)
- Javascript Single Page Apps (deep Backbone/Marionette experience)
- ... more
- Messenger Monitor Bundle messenger-monitor
- WebApp to convert any image into a dot-on.de custom DIY artwork made of sticky dots https://dot-on.de/dotsmaker
- Full JS Karopapier Map Editor - Paste XOSOFOX into it and you might start to understand...
- Realtime Information about who's turn it is to play and who just made a move https://www.karopapier.de/blocker