Dave Callaghan

Charlotte, North Carolina Area United States

Modern Data Innovator at Sparks Ignite, Inc.

Technology / Software / Internet

I bring twenty years of development experience to today's modern data environments usually in Java and Scala. I'm certified in and work extensively with Hadoop, MongoDB and Pentaho. I have a strong focus in Data Governance working with new and contributing to the new Data Governance Initiative platform applications like Atlas, Falcon and Ranger. I am interested in Master Data Management as a graph database problem and have developed an open source data governance tool called ByteMark using Pentaho, Spring, MongoDB and Jena. I've implemented Big Fast Data solutions using Storm, Spark and Kafka streaming into both HBase and Hive using both Java and Scala as well as Big Data hadoop-based wor...