Christopher Blum

Hi, I'm Christopher, Co-Founder of Protonet which was awarded Germany's startup of the year in 2013 and became part of Y Combinator in 2016.

Currently I'm bootstrapping a company named LanguageTool that offers professional proofreading software.

In my free time I work on SpellBoy, a spell checking service used by more than 8 million people.

Other companies I worked for: XING, Otto, Jimdo, MediaMarktSaturn, Bild