What does a data engineer do at Facebook?

A Data Engineer at Facebook is responsible for designing, building, and maintaining the infrastructure and systems that handle large volumes of data. They work closely with data scientists, analysts, and software engineers to ensure data is accessible, reliable, and efficiently processed for analytics and machine learning applications. Their tasks include developing data pipelines, optimizing data storage solutions, and ensuring data quality, security, and compliance. Data Engineers play a key role in enabling data-driven decision-making across the organization.