Johanna Mertens

Data-driven. Customer-centric. Impact-focused. Certified Conversion Manager with 5+ years of experience in e-commerce – combining strategic roadmap planning, A/B testing, KPI analysis, and user research to optimize customer journeys and drive measurable growth. I’ve led global optimization projects and owned key shop features like onsite search, filtering and sorting logic, as well as personalized recommendations. With a background in Management & Marketing and international experience, I thrive in cross-functional teams and bilingual (DE/EN) environments. Currently expanding my skillset through a part-time certification in Systemic Coaching & Change Management to support people and organizations through transformation. Let’s build better digital experiences – with purpose and performance.