Theodoros Maragkakis is a multidisciplinary Head of Product Experience with 12+ years delivering human-centered digital products across design, full-stack development, and marketing. He has led cross-functional teams at Accenture and now Black Sheep, consistently improving completion rates and reducing task times by combining UX research, design sprints, and agile practices. He specializes in entity-oriented information architecture and blending UX with analytics-driven marketing to identify high-value opportunities. Comfortable shipping front-end implementations and mentoring teams, he has a long history of evolving teams from interns to self-sufficiency and contributing to open-source and fintech-adjacent projects like OpenBazaar. Based in Athens, he brings a pragmatic, systems-thinking approach to transforming customer journeys into measurable business outcomes.
12 years of coding experience
13 years of employment as a software developer
Computer Science and Telecommunication Engineer, Computer Science, Computer Science and Telecommunication Engineer, Computer Science at Technological Educational Institute of Thessaly. / TEI of Thessaly
Contributions:4 PRs, 56 pushes, 2 branches in 17 days
reactpolymerui-componentsswitchknob
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Theodoros Maragkakis - Head Of Product Experience at Black Sheep