ASP Support specialist

eInvoicing ASP Support SpecialistLocation: Dubai, United Arab Emirates (UAE)Position SummaryWe are seeking an experienced eInvoicing ASP Support Specialist with expertise in ASP operations, Peppol/eInvoicing, development, ERP integration, customer onboarding, and L2/L3 production support. The role requires strong knowledge of Peppol, AS4, SMP/SML, UAE eInvoicing/TDD, APIs and middleware to ensure secure, reliable, and compliant invoice exchange across ERP, ASP, Peppol, and regulatory systems.Key Responsibilities• Support and enhance ASP/eInvoicing components, workflows, validations, onboarding utilities, REST APIs, microservices, and middleware.• Implement and support Peppol connectivity, including AS4, SMP/SML, document exchange, UBL/BIS validation, and transaction processing.• Provide L2/L3 production support, monitoring, log/API analysis, troubleshooting, RCA, and incident resolution.• Support customer onboarding, ERP integration, testing/certification, reconciliation, releases, and production deployment.• Integrate SAP S/4 HANA, Microsoft D365, Oracle EBS/Fusion, and other ERP systems using APIs, webhooks, queues, middleware, and secure file exchange.• Develop mappings between ERP structures, Peppol BIS/UBL, and UAE TDD.• Ensure compliance with UAE eInvoicing, Peppol, security, digital signature, and data-protection requirements.• Automate invoice processing, monitoring, reconciliation, reporting, retry, and error handling.• Maintain technical/API documentation and runbooks; support CI/CD, code reviews, change, problem, and release management.• Coordinate with customers, ERP teams, Access Points, partners, and regulatory stakeholders with strong communication and stakeholder-management skillsTechnical Skills eInvoicing: Peppol BIS, AS4, SMP/SML, UAE eInvoicing/TDD, XML, UBL, invoice validation Development: Node.js, NestJS, JavaScript/TypeScript, REST APIs, Microservices, Middleware, Webhooks ERP Integration: SAP S/4 HANA, Microsoft D365, Oracle EBS/Fusion or similar ERP platforms Database & DevOps: PostgreSQL, SQL Server/MongoDB, Git/GitHub, CI/CD, Postman, Swagger/OpenAPI, Nginx, AWS/CloudExperience & Qualifications• 5+ years software development experience, including 3+ years in eInvoicing, with hands-on Peppol/invoice exchange experience.• Experience supporting business-critical production platforms, troubleshooting integrations, and performing RCA.• Experience with an eInvoicing ASP, Peppol Access Point, ERP or integration partner preferred.• Hands-on ERP integration experience with SAP, D365, Oracle or similar platforms.• UAE eInvoicing/Peppol exposure; Saudi ZATCA knowledge is an advantage.• Good understanding of integration architecture, security, data protection, CI/CD, and production operations.