This document discusses a confidential proposal from EPAM to provide big data solutions and services for a client. It outlines EPAM's experience with Hadoop, AWS, data engineering, ETL, analytics dashboards, and security implementations. The proposal describes setting up production and staging environments with Hadoop, Zabbix, Jenkins, Chef, Tableau, and integrating them with the client's existing infrastructure. It highlights EPAM's big data competency center and capabilities in data strategy, architecture, analytics, and platform support.