Karkó János
Results-driven marketing leader with 8+ years of experience across B2B tech/fintech and international B2C e-commerce/retail, delivering growth through data-driven strategy, performance optimization, and hands-on execution. Proven track record in SEO/SEM, PPC, CRO, CRM/email, content strategy and omnichannel campaigns, with strong stakeholder management and budget ownership. Highly analytical, performance-focused, and experienced in applying AI-supported campaign and content optimization to scale results.