75%

Apache Spark (Batch and Streaming | Dataframe and RDD)

80%

Hadoop (HDFS, Hive, MapReduce, YARN)

90%

ETL/ELT

90%

SQL

70%

Python (Scripting/Programming)

85%

Data Modeling and Data Warehousing (Ralph Kimball’s approach)

70%

Airflow

40%

Docker

75%

SQL Server

70%

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