Cosmin Serban

Creative Ai & CRO Lead @Pearmill

Berlin, DE

Core responsibilities• Conversion strategy & CRO ops: Plan and run iterative A/B and multivariate tests at scale, building audience-specific landing-page frameworks that lift CVR, ROAS, and LTV for growth-stage brands.• Personalized experience design: Translate ad-set intent, funnel position, and first-party signals into dynamic page layouts, tailored messaging, and modular components reusable across campaigns.• Creative AI leadership- Own the agency’s AI policy, governance, and risk-tiering standards- Lead AI-assisted content production: storyboarding and producing high-performance video, motion, and static assets with generative tools- Prototype and deploy internal marketing agents that audit account structure, optimize spend, and autogenerate copy that converts- Product & tooling: Co-develop proprietary apps that streamline campaign QA, prompt libraries, and real-time performance dashboards for clients and partner agencies- Enablement & culture: Architect internal workshops, playbooks, and certification paths that upskill cross-functional teams on generative AI, data-driven ideation, and experiment design.Impact highlights• Consistently achieve double-digit uplifts in conversion rate and AOV across multi-million-dollar ad portfolios.• Reduced creative production cycles by 40 % via AI-powered asset generation and automated testing pipelines.• Embedded AI best practices company-wide, raising team proficiency and de-risking client deliverables.In short, I sit at the intersection of growth analytics, conversion-centric design, and applied AI. Building systems that turn insights into scalable, high-performing digital experiences.

Universitatea Politehnica din Timişoara

Bachelor's degree, Product Engineering