Johannes Ern Ern Choo Choo (jhanschoo)

Hack&Roll 2015

Hack&Roll is an annual 24­-hour Hackathon organized by NUS Hackers.

Salesforce $1 Million Hackathon 2014

San Francisco, CA, USA

BUILD THE BEST MOBILE APP

Cal Hacks

Berkeley, CA, USA

Cal Hacks is the first major collegiate hackathon in the Bay Area.

LA Hacks - Spring 2014

Los Angeles, CA, USA

The Hackathon of the West Coast. 36 Hours. April 11-13 in Pauley Pavilion at UCLA.