Julian Len is a Research Engineer at RootstockLabs since February 2018, specializing in DeFi and Blockchain technologies, focusing on efficient implementations of new crypto primitives, alternate consensus protocols, and efficient light clients. In addition to this role, Julian has been a Teaching Assistant at Facultad de Ciencias Exactas y Naturales, UBA since March 2020. Previous experience includes serving as a Kindergarten Teacher at Toratenu, technical support at Kenaz, and an internship at Knauf collaborating with AutoCAD. Julian holds a Master of Science in Computer Science from the University of Buenos Aires and a Technical Baccalaureate specializing in Construction from Escuela Técnica ORT.