Yuki Nishiwaki is working as a Infrastructure Software Engineer at LINE Corporation. He is in the middle of the positions between the operator and the developer for Private Cloud based on OpenStack for LINE Corp.Prior to LINE Corp, He have been working at Cloud technology R&D team in NTT Communications for about 4 years. He had worked on OpenStack related works for about 2 years from the point of operator view like building, operating their own Private Cloud and making a lot of things automated. Another 2 years He have spent the time as a developer for Cloud Management Platform which make it possible to manage the cloud resources across multiple cloud providers.