5+ years of experience as a Product Manager (or similar growth/product-growth role) with growth, engagement, or retention focus. Demonstrated track record of designing, executing, and interpreting A/B or multivariate tests. Hands-on experience building or contributing to gamified features, or working at a gaming or viral/social-app company. Strong data-driven mindset; comfortable working closely with data analytics or data science teams. Excellent cross-functional collaboration and communication skills. Experience working in agile environments, managing product backlogs, and coordinating across teams. Familiarity with behavioral design, game mechanics, user psychology, retention strategies, and growth loops.