The (Senior) Conversion Rate Optimization (CRO) Specialist at sofatutor GmbH will play a crucial role in driving subscription growth for one of the largest EdTech platforms in the DACH region. This position involves designing and executing strategic A/B tests that enhance user acquisition, activation, and retention across subscription-based learning products. Candidates should have 2-4+ years of experience in CRO or related fields, with proven success in conducting impactful experiments.