Roles and Responsibilities Develop Framework/Foundation Components on Hadoop Technology, stack Develop low level design and specifications understanding the detailed business requirements and implementation architecture provided by architecture team Write complex queries by using Hive technology. Develop components in Java/Scala using Apache Spark, MapReduce APIs, Sqoop . Write unit test cases and execute. Defects fixing of QA ad UAT, testing. Provide troubleshooting support to development and infrastructure teams to deploy components into various environments