Tomi Mester is a practicing data analyst and researcher since 2012.

He has worked for Prezi, iZettle and several smaller startup and e-commerce companies as an analyst/consultant.

He’s the author of the Data36.com blog where he writes posts and tutorials on a weekly basis about data science, AB-testing, online research and data coding.

He's an O'Reilly author and presenter at TEDxYouth, Barcelona E-commerce Summit, Stockholm Analytics Day, etc.