Data Engineers design, build, and manage the infrastructure required for data storage, processing, and analysis. They work with large datasets, ensuring data quality and accessibility for data scientists and analysts. Key skills include proficiency in SQL, Python, big data technologies (Hadoop, Spark), and cloud platforms (AWS, Azure, GCP).

• Responsibilities: Building data pipelines, data warehousing, ETL processes, and ensuring data security.
• Job Outlook: High demand due to the increasing importance of data-driven decision-making.