The document discusses big data analytics at a company. It describes how the company's various services produce large amounts of unstructured data from different sources and domains, which falls under big data. It explains how big data analytics converts this unstructured data into a useful data product for the organization by managing and controlling the data efficiently. Currently, the company uses Microsoft Azure services to manage the data, but wants to implement Spark on its own Kubernetes cluster to reduce costs of using Azure services.