Andreas Gref is a Senior Expert in experimentation and conversion optimization with 10 years’ experience helping product and marketing teams increase ROI through A/B testing and data-driven CRO. Based in the Greater Stockholm area, he has progressed through roles from Conversion Specialist to Experimentation Team Lead and Management Team Member at Conversionista!, now focusing on high-impact optimization initiatives. His background combines an MSc in Media Technology with studies in philosophy, giving him a rare mix of technical rigor and behavioral insight that informs test design and user psychology. He has also supported experimentation at GO Group Digital and worked on sonification research during his master’s thesis, reflecting an interest in applying signal and feedback systems to user experience. Outside work he climbs and thinks about philosophy, bringing a methodical yet curious mindset to problem solving. Known for a structured approach to hypothesis-driven testing, he’s primed to turn analytics into measurable growth.
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