SAP Integration Engineer – CPI/BTP, Freelance

• Design, develop and test integrations using SAP Cloud Integration (CPI) within SAP BTP
• Integrate the Azure-based solution with SAP S/4HANA supplier invoice APIs
• Work alongside the Azure development team to define interfaces, data mappings and integration flows
• Implement authentication, validation, error handling, monitoring and retry mechanisms
• Prevent duplicate invoice submissions and ensure consistent processing across systems
• Support auditability and implement approval checkpoints for automated financial actions
• Troubleshoot integration issues and support end-to-end testing
• Document interfaces, configurations, dependencies and recovery procedures
• Build SAP integration for an AI-powered invoice booking solution and ensure reliable, traceable supplier invoice processing

• Hands-on development experience with SAP CPI and SAP BTP
• Familiarity with SAP S/4HANA supplier invoice APIs
• Experience integrating SAP with external applications or cloud platforms
• Practical experience with API-based integrations, including OData and REST
• Understanding of SAP FI invoice processing and financial posting workflows
• Experience handling integration failures, retries, duplicate prevention and transaction consistency
• Ability to work independently and collaborate closely with an Azure development team
• Working proficiency in English
• Experience with Agile methodologies and consulting (a plus)
• Experience with SAP CIM and/or SAP Ariba (nice to have)
• Experience integrating SAP with Microsoft Azure services (nice to have)
• Familiarity with AI-driven invoice processing or financial automation (nice to have)

• Continuous learning, professional growth and meaningful impact opportunities
• Workplace culture fostering creativity, diversity and autonomy
• Inclusive culture with support to grow, thrive and achieve goals
• Reasonable accommodations during the interview process
• Part-time engagement with possibility of extension