Arun Manivannan has been an engineer in various multinational companies, tier-1 financial institutions, and start-ups, primarily focusing on developing distributed applications that manage and mine data. His languages of choice are Scala and Java, but he also meddles around with various others for kicks. He blogs at http://rerun.me.
Arun holds a master's degree in software engineering from the National University of Singapore.
He also holds degrees in commerce, computer applications, and HR management. His interests and education could probably be a good dataset for clustering.