Senior Backend Integration Engineer

Your Key Responsibilities

• Design and implement backend services, APIs, and integration components
• Build and evolve the BFF / SAP façade between frontend and backend systems
• Integrate and orchestrate data flows across SAP Commerce, ePIM, ERP, CMS, and other enterprise platforms
• Define and implement robust API contracts, clean data mappings, and reliable error handling within assigned scope
• Analyze and resolve complex technical issues across system boundaries
• Support backlog refinement by translating business requirements into clear backend implementation tasks
• Promote maintainable code, sound engineering practices, and high technical quality through example, reviews, and guidance
• Collaborate closely with Solution Architects, Frontend engineers, Platform / DevOps engineers, QA, the Product Owner, and implementation partners
• Define and support end-to-end testing strategies across unit, functional, and integration testing, and support business-led UAT readiness and defect resolution
• Document technical designs, architectural decisions, and system changes, and support release governance and readiness processes before production rollout
• Collaborate with vendors and external service providers, validate changes, and monitor performance against agreed technical KPIs
• Provide 2nd and 3rd level support for backend and integration topics in line with ITIL-based support processes

Your Qualifications

• Graduate degree in Computer Science, Software Engineering, Mathematics, Statistics & Modeling, or a comparable field
• 8+ years of professional experience in backend engineering and system integration
• Proven experience in complex IT environments with a focus on backend engineering, enterprise integration, and API development
• Solid hands-on experience with Java / Spring or comparable enterprise backend technologies
• Strong understanding of REST APIs, JSON/XML, service orchestration, and error handling
• Experience integrating enterprise platforms such as eCommerce, PIM, ERP, CMS, or similar systems
• Experience with SAP Commerce Cloud and BFF / aggregation layer patterns is a strong advantage