Early Life and Education
Early in his career, Riou was a Contractor/Developer for BEA Systems, Lead Developer for Reef, and a Consultant for BNP Paribas. He was a Software Architect for several companies including Presse Informatique, Societe General Asset Management, and Intalio. Riou was later a Sr. Member of Technical Staff for C3 and Freelanced for ServiceSource. 
In 2011, Riou co-founded and became CTO of MommaZoo, an online community serving the needs of parents.  He later founded and became CTO of BlockCypher , a Platform-as-a-Service for Bitcoins and other cryptocurrencies, in December 2013.