Data engineers required several tools to perform daily activities. The important data engineering tools are:-

spark is an open-source big data processing engine. It is used by almost every organisation to analyse big data.

Apache spark

Apache hive is the data warehouse on top of Hadoop. Using apache hive a user can write SQL queries to analyse big data.

Apache hive

Python is the primary language that most data engineers used to perform day-to-day activities.

Python

Apache Kafka is an open-source publisher-subscriber messaging queue. Apache Kafka is used to building real-time data pipelines.

Apache Kafka

SQL is a must for a data engineer. There are various tools where information can be extracted from big data by simply using SQL queries.

SQL

Apache airflow is the data pipeline/workflows orchestration tool. It is usually used to schedule batch spark jobs.

Apache airflow

Mongodb is a NO-SQL database. It is used by data engineers to save unstructured data as it has a flexible schema.

MongoDB