Senior Fullstack Engineer, AdTech (m/f/d)

As a Senior Fullstack Engineer (m/f/d) in the Retail Media Ad Solutions area, you will play a critical role in designing and building high-performance, scalable AdTech solutions that power Redcare Pharmacy's growing Retail Media ecosystem. You'll work across the stack, from backend services to customer-facing interfaces, with a strong focus on clean architecture, data performance, and user-centric development. Core responsibilities include system architecture and engineering, frontend development, data & messaging systems, and cross-functional collaboration with Product, Design, and Analytics teams to deliver end-to-end Retail Media features.