Works
A selection of my professional work, including speaking engagements, seminars, translations, and other projects.
WealthPark Co., Ltd.
Developing and operating products for real estate management companies and property owners, as well as a digital platform for alternative investments. (2020-present)
Koiki.fm
Co-hosting a podcast for Engineering Managers (2020-present)
Translation Review of 'Software Architecture and Decision-Making: Leveraging Leadership, Technology, and Product Management to Build Great Products'
Performed a translation review of 'Software Architecture and Decision-Making: Leveraging Leadership, Technology, and Product Management to Build Great Products' (2024))
Translation Review of 'The Staff Engineer's Path'
Performed a translation review of 'The Staff Engineer's Path' (2024)
Introductory ChatGPT Seminar for 'Benefit Station' Users
Conducted an introductory seminar on ChatGPT for Benefit Station users (2023)
ChatGPT Introduction! - WealthPark Engineers Explain Mechanics, Usage, and Security
Held a seminar explaining the basics of ChatGPT and demonstrating its practical applications (Youtube/2023)
Startup Engineer Talk: Working in Multinational Teams While in Japan!!
Participated in a panel discussion with Unifa and Beatrust about working in multinational teams (Youtube/2023)
WealthPark Engineering Blog
Started the tech blog at WealthPark (Medium/2023)
What do we want to know through coding assessment
Presented on Coding Assessment at WealthPark (SpeakerDeck/2022)
Remote Trust - RSGT2022 by Takahiro Fujii, Matteo Carella
Presented with Agile Coach Matteo Carella at Regional Scrum Gathering Tokyo 2022 on building trust in remote work environments (SpeakerDeck/2022)
Now that the organization has transformed, the next dramatic growth comes from the product. Challenges of a VP of Engineering leading a global engineering organization
Internal interview article at WealthPark (Wantedly/2021)
Collaboration between PO/PdM and Engineers in Squads
Spoke at Product Owner Festival 2021 Spring about cross-functional organizations based on the Spotify Model (SpeakerDeck/2021)
WealthPark's Product VPs talk about products, technologies, and organization
Internal interview article about product development at WealthPark (Wantedly/2020)
Rakuten, Inc.
Full-stack engineer and engineering manager at Rakuten Travel (2010-2019)
Large react product with 20+ FrontEnd Engineers in Rakuten Travel(React Tokyo Plus)
Presented at React Tokyo Plus, a React-related meetup (SpeakerDeck/2019)
About Rakuten Travel's Frontend (React Meetup)
Presented at a React-related meetup (SpeakerDeck/2019)
Microservice Meetup Vol.6
Presented on microservices at the Microservice meetup (SpeakerDeck/2018)
Tokyo University of Science - Lecture
Gave a lecture titled 'Career Development for Engineers in a Global Environment' (2017)
Tokyo University of Science - Contribution (Science Forum)
Contributed an article titled 'Turning What You Love into a Job' to the university journal (2017)
Rakuten Travel and Spring (Spring Day 2016)
Presented on the use of Spring at Rakuten Travel at Spring Day 2016 (SlideShare/2016)
Using Spring Rest Docs
Presented on API Testing documentation at JSUG (Japan Spring User Group) (SlideShare/2015)
KOIKI
Founded engineering team for hackathon(2013-2017)
Aoyama Fashion College (Lecturer)
Responsible for creating the syllabus and teaching web production for the Fashion Tech Department at Aoyama Fashion College. (2023)