He has been both leading and developing Enterprise Web applications for the past 15 years. In 2004, he introduced the company’s extranet web team to Lucene, and later led them in implementing the customer knowledgebase search application utilizing it. Most recently he guided the team in roll out of the second generation search based on Solr. He is often tapped as the “in house” search expert. Koorosh is an open source enthusiast and evangelist. He came to know about the movement when he first learned Perl scripting and started editing in Emacs.