Hard Skills
AdvancedSQL DevelopmentThe ability to write, debug, and optimize complex SQL queries for relational database management systems.
AdvancedETL Process DesignDesigning and implementing Extract, Transform, and Load workflows to move data from source systems to a central warehouse.
ExpertDimensional ModelingCreating star and snowflake schemas to structure data in a way that is optimized for analytical querying.
IntermediateData Quality ManagementEstablishing protocols to identify, report, and correct inconsistencies or errors within the data warehouse.
AdvancedPerformance TuningThe practice of monitoring and adjusting database parameters and query structures to maximize speed and efficiency.