A data engineer collaborates with stakeholders to design and implement data-related workloads, including data ingestion pipelines, cleansing and transformation activities, and data stores for analytical workloads. They use a wide range of data platform technologies, including relational and non-relational databases, file stores, and data streams.
https://learn.microsoft.com/en-us/training/modules/explore-roles-responsibilities-world-of-data/2- explore-job-roles