Javascript, Debugging, Data Binding, Routing, Fragments, Automated Testing, SAP BTP application development, XML Views, Controllers, CDS views and annotations, Git version control, OData integration, Fiori UX principles, Performance optimisation, SAP Business Application Studio, SAP Fiori Elements, UI5 application troubleshooting, SAP S/4HANA extensibility, SAP Build, SAP UI5 Development, SAP Cloud ALM, Fiori Launchpad, CI/CD, Models, Modern SDLC practices