Apache Hadoop, Apache Hive, Apache Spark, Apiary/Beekeeping, Best Practices, Big Data, Capacity and Performance Management, Code Reviews, Continuous Deployment/Delivery, Continuous Integration, Cross-Functional, Data Management, Data Processing, DevOps, Distributed Computing, Ecosystems, Git, Gradle, Identify Issues, Interoperability, Java, Maven, Performance Tuning/Optimization, Query Optimization, REST (Representational State Transfer), SQL (Structured Query Language), Scala Programming Language, Scalable System Development, Source Code/Configuration Management (SCM), Spring Framework, Web Services