Carol is a Solutions Architect at MapR. Previously she was a Hadoop, HBase , Drill and Spark Instructor and curriculum developer at MapR. Carol has experience working with Java technologies in many roles including software development, training, technology evangelism and developer outreach. She has extensive experience as a software developer and architect, building complex mission-critical applications in the banking, health insurance and telecom industries. Prior to MapR as a Technology Evangelist at Sun, Carol travelled worldwide, speaking, and giving Trainings. Prior to working at MapR: Carol worked as: a Senior developer for a health information exchange, an Architect on a massive OLTP Spring application to manage > 10 mill loans for the consumer credit division of a leading automoblile manufacturer and a leading bank. Carol worked on Pharmaceutical Intranet applications for Roche in Switzerland, a Telecom Network Management Application for HP in France, an Email Server for IBM in Germany, and as a student intern for the National Security Agency. Carol holds a M.S. in Computer Science from the University of Tennessee, a B.S. in Geology from Vanderbilt University, and is a Sun Certified Java Architect and Java Language Programmer. Carol is also Fluent in French and German.