Alexander Ruban is a London-based growth and user acquisition leader, most recently Head of Growth Strategy at Product Madness. He has 10+ years of experience scaling mobile products through performance advertising, programmatic and video ad networks, and influencer marketing across teams at Wargaming, Pixonic, and Tipping Point. His track record includes launching a new PvP game and driving 300,000+ new users while reducing CPI by 40%, alongside improving conversion rates through structured experimentation. He focuses on building repeatable, data-driven growth systems powered by strong analytics and marketing automation.