Senior Backend Engineer, Integrations

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Engineer, Integrations based in Germany. Join a fast-growing technology environment and help build and scale the backend infrastructure powering a leading vacation rental management platform used by property managers worldwide. In this role, you will join the Core Engineering team, responsible for developing and maintaining critical integrations with major Online Travel Agencies (OTAs). You will design and operate high-performance backend services, modernize existing architecture, and improve connectivity across complex third-party APIs. You will play a key role in evolving a monolithic architecture toward scalable, service-oriented systems while shaping the technical direction of the platform. You will also help make backend capabilities accessible to AI agents through well-designed APIs and leverage modern AI coding tools to accelerate development. This is an opportunity to combine technical leadership, architectural ownership, and hands-on engineering in a fully remote, international environment.