Odata Services, Cloud Foundry, Debugging, Performance Tuning, Node.js, multi-tenant routing, projections, ABAP extensions, SAP BTP Application Development, Role Collections, Annotations, CDS modeling, SAP Fiori UI5 development, SAP HANA Cloud database modeling, MTA YAML descriptors, Service Handlers, XSUAA, LCNC SAP Build Apps, OAuth2 Scopes, BTP App Router, cds watch workflows, application logging, cds deploy, DevOps pipelines, Aspects, Kyma runtime, pro-code CAP