Our team

We're a dynamic group of individuals who are passionate about what we do and dedicated to delivering the best results for our clients.

  • Samuel Ferrer

    Co-Founder / CTO

    Uppsala, Sweden

    4 Digital Asset is spearheaded by Samuel Ferrer. Samuel’s main responsibility at 4 Digital Asset is to oversee the product development by the engineering team, as well as managing ongoing system improvements and repairs. Samuel serves as the CTO of the company and the Lead system architect and developer consultant. He has a Magister degree in Computer Science from Havana University PhD studies, within agent engineering at Stockholm University, Sweden Master degree in Bioinformatics, Uppsala University, Sweden and is currently pursuing a master degree in embedded systems from Uppsala University, Sweden.

  • Julio Cesar Martinez

    Co-Founder / CCO

    London, UK

    4 Digital Asset is also led by Julio Cesar Martinez. Julio has significant experience leading teams of both front-end and back-end engineers. In 2022 his leading team got a recognition for the best banking Application of the year, developed for IKANO BANK. Julio Martinez is the enterprise architect. He has an MBA from Edinburgh Business School, United Kingdom and a MsC from Moscow Energy Institute, Russian Federation. Julio is an IT and Management Consultant with more than thirty years of experience across a variety of sectors including Energy, Finance, Data communications and Retail. He specializes in Enterprise and Solution Architecture. His pragmatic and strategic approach is complemented by his commercial and business acumen.

  • Alexei Martínez

    Co-Founder / CLO

    Stockholm, Sweden

    4 Digital Asset is even led by Alexei Martínez. Alexei has a Magister degree in Legal Science from Havana University PhD studies, has worked as a trade adviser within Kommerskollegium "Natianal Board of Trade", The Swedish government agency for international trade, the EU internal market and trade policy and The Swedish Patent Office. He has a master degree in European Union Intellectual Property Rights from Stockholm University, Sweden. He can complement the team with his broad knowledge within commercial law and legal matters.