Craig Brown is an independent consultant, offering services for Elasticsearch, and other big data software. He is a core Java developer of over 25 years' experience, and more than 10 years of Elasticsearch experience. He is also well practiced with machine learning, Hadoop, and Apache Spark, and is a co-founder of Big Mountain Data user group in Utah and a speaker on Elasticsearch and other big data topics. Craig has founded NosqlRevolution LLC, focused on Elasticsearch and big data services; and PicoCluster LLC, a desktop data center designed for learning and prototyping cluster computing and big data frameworks.