Marek Kotewicz is an accomplished software developer with extensive experience in the blockchain and mobile application sectors. Currently serving as a Core Developer at Parity Technologies since January 2016, Marek previously held a similar role with Ethereum from October 2014 to December 2015. Prior to that, Marek contributed as a node.js and AngularJS developer at DevMeetings and co-founded All In Mobile, where iOS applications were developed from inception. Early career experience includes iOS development at Voipswitch Inc., focusing on SIP dialers and user interface design, as well as integration with various APIs. Marek is a graduate of Wroclaw University of Technology.