SPEAKER: Masahiro Ihara ABSTRACT: Cookpad.com is currently being used by half of all Japanese women in there 20-30s. COOKPAD Inc. is operating the website and over 40 engineers are developing the service every day. I'll talk about the ways of thinking and many challenages for building organization to support them. sapporo.rubykaigi.org/2012/en/schedule/details/R02.html ---- 講演者: 井原 正博 概要: 日本の20