Azure Data Factory is the platform is the cloud-based ETL and data integration service that allows you to create data-driven workflows for orchestrating data movement and transforming data at scale. Using Azure Data Factory, you can create and schedule data-driven workflows (called pipelines) that can ingest data from disparate data stores.
Data Factory contains a series of interconnected systems that provide a complete end-to-end platform for data engineers.
Reference:
https://docs.microsoft.com/en-us/azure/data-factory/introduction