Rostislav Raychev is a Senior Data Scientist at Roku since July 2025, with a strong background in data analysis and product strategy. Prior experience includes roles as a Senior Product Analyst and Product Analyst at Cleo, where data-driven recommendations influenced product roadmaps, and extensive A/B testing and analysis contributed to understanding user behavior. Previous positions include Digital Product Analyst at BEAUTY BAY, Senior Analyst at GlobalData Plc, and Revenue Analyst at Booking.com, where responsibilities encompassed revenue optimization, product tracking, and stakeholder communication. Rostislav Raychev holds a Bachelor of Science in Accounting and Finance from The University of Manchester and has a background in software engineering and mathematics from Model High School of Mathematics 'Akad. Kiril Popov' in Plovdiv, Bulgaria.
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