After becoming a software engineer, Taiji Hagino started Accurate System Ltd. with his various experience. After working as a system integrator of a subsidiary of a general trading company, he now works as a developer advocate in the IBM Global team, developing DevRel (Developer Relations), a marketing approach to engineers. He also works as a lecturer at the Faculty of Informatics, University of Tsukuba. His authors include "Developer Marketing DevRel Q&A" (Impress R&D), "First Node-RED", "Practical Node-RED Application Manual" (Kogakusha), etc. He has also been a Microsoft MVP, and was previously a musician, and a hairdresser.