Job Description :
Experience in Core Java, J2EE with advance Java skills in open-source Java-based frameworks and tools including Apache Spark, Spring Frameworks
Experience in Web Services development, including REST services using Dependency Injection and ORM Frameworks (Java Persistence API/JPA, Hibernate)
Strong understanding of internals of Spark and Hadoop e.g. Data Frame, DAG, data partition and distribution, named node limitations and tuning