What does a junior big data engineer do?

A Junior Big Data Engineer helps design, develop, and maintain data pipelines and infrastructure to process large datasets efficiently. They work with big data technologies like Hadoop, Spark, and cloud platforms, assisting in data collection, storage, and analysis. Their responsibilities often include writing ETL processes, optimizing queries, and ensuring data quality. Typically, they collaborate with data scientists, analysts, and senior engineers to support business insights and decision-making.