Experience with big data tools: Hadoop, Apache Spark, Kafka, etc.
Experience with relational SQL, Snowflake and NoSQL databases, including Postgres and Cassandra.
Experience with data pipeline and workflow management tools: NiFi, Kylo, Luigi, Airflow, Azkaban etc.
Experience with AWS cloud services: S3, EC2, EMR, RDS, Redshift
Experience with stream-processing systems: Storm, Spark-Streaming, etc.
Experience with object-oriented/object function scripting languages: Python, Java, C++, PySpark, Scala, etc.