Kolja Esders (kolja)

HackZurich 2023

Zürich, Switzerland

Welcome to the 10th edition of Europe's most exciting and biggest hackathon!

Zürich, Switzerland

Welcome to the 8th edition of Europe's most exciting and biggest hackathon!

Online

Welcome to the 7th edition of Europe's most exciting and biggest hackathon!

Barcelona, Spain

BarcelonaTech student Hackathon. 700 hackers. 36 hours. Dream it. Hack it. Ship it.

Karlsruhe, Germany

recode tech, redesign art rethink hackathon

Berlin, Germany

TechCrunch Disrupt Berlin Hackathon 2017

Zürich, Switzerland

Welcome to the 4th edition of HackZurich!

New York, NY, USA

Where Great Products Are Born in 24 Hours

Berlin, Germany

Hack the Future of Mobility & Energy – And Win Up to €5k!