The validation scope spans system, integration, and data validation testing for applications and services built with Windows Forms/Services, Azure Functions, Azure Container Apps, Azure App Services, SQL Server, and Cosmos DB, ensuring telemetry data hierarchies and channels (MQTT, API, and sFTP-based exchanges) are correct, complete, and traceable end to end. Perform system, integration, and data validation testing across applications and services built with Windows Forms/Services, Azure Functions, Azure Container Apps, Azure App Services, SQL Server, and Cosmos DB.