Federico Murrone is Chief Operations Officer at Xapo. Formerly, CTO at Lemon and Bling Nation. He has been focused on technology design and implementation since launching Argentina’s first ISP in college. He served as CTO at Patagon, Latin America’s premier online brokerage, where he designed and implemented trading and banking solutions. Most recently, he worked as CTO of mobile payment companies Bling Nation and Lemon Wallet, which were acquired in 2013 for $50m.