Takeshi Nakano is a Senior Research Engineer at the Advanced Technology Lab (ATL) at Recruit Technologies, a Japanese system integration company for Recruit Holdings. He received a M.S. from NAIST (NARA Institute of Science and Technology) and is the lead author of Hadoop Hacks, a book from O’Reilly Japan and also the author of Getting Started withApache Solr in Japan. He has spent over 5 years leading an R&D team in the lab with focus on creating, adapting and utilising OSS applications. He had a talk for a conference GOTO Berlin 2013.