Matematicas jobs in Germany

We are seeking a Lead Product Designer to drive user acquisition, engagement, and retention through exceptional product experiences.

Key Responsibilities :

• Design and optimize key user experiences across acquisition, onboarding, activation, and retention to achieve ambitious growth metrics
• Lead user research initiatives to uncover deep behavioral insights, pain points, and opportunities that inform product strategy
• Develop and validate design hypotheses through A / B testing, leveraging behavioral psychology and quantitative data to maximize impact

About the Role :

The successful candidate will be responsible for shaping every touchpoint of the user journey from first impression to long-term engagement. This includes driving end-to-end design ownership across the Growth journey, from research and ideation through high-fidelity implementation and continuous optimization.

Requirements :

• 5+ years of B2C mobile product design experience, ideally in consumer apps with proven impact on business metrics
• Growth-driven mindset with hands-on experience in at least two areas among conversion, onboarding, activation, or retention
• Strong portfolio demonstrating user-centered design process and measurable outcomes
• Strong experience in A / B testing and data-informed design optimization to improve key growth metrics
• Deep understanding of user psychology, behavioral drivers, and decision-making processes

What We Offer :

• Fast-paced learning through direct hands-on experience
• Flexible remote working environment
• 25 days' vacation per year
• The opportunity to positively impact the lives of those with ADHD
• 10 mental health days per year
• Your birthday off