Taiji started his career as a musician, and a hairdresser. After becoming a software engineer, he established Accurate System with his various experiences. Then, he changed his career toward supporting engineers and developing new businesses, such as R&D and overseas product spreading on the Japan market, also became the MKI(Mitsui Knowledge Industry)'s first Technical Evangelist. After that he moved to IBM Global Team, and led to establish the Developer Advocate Tokyo Team. His previous work is also Developer Advocacy as Lead Developer Community Advocate for APAC at OutSystems, and Senior Developer Advocate at Datadog. Also works for two Universities as a lecturer, and two Non-profit Associations as a fellow/board member. Microsoft MVP since 2017. His authors include "Developer Marketing DevRel Q&A" (Impress R&D), "Hajimete-no Node-RED", "Jissen Node-RED Katsuyou Manual" (Kogakusha), "Practical Node-RED Programming" (Packt), etc.