Data Infrastructure is the foundational system of hardware, software, networks, and services that manage, store, and process data for organizations. Coursera's Data Infrastructure catalogue teaches you to design, implement, and manage robust data systems. You'll learn about database architectures, data warehousing, big data ecosystems, cloud data solutions, data security, and data governance. Develop skills in handling data infrastructure tools like Hadoop, Spark, and NoSQL databases, and understand how to leverage them for effective data management and process optimization. This knowledge will equip you to meet the growing demand for data infrastructure specialists in various industries.