Japanese / English
Hirotaka Nakajima (中島 博敬)
Software Engineer at World Wide Web Consortium/Keio Systems Team
Researcher, Keio University Graduate School of Media and Governance
Visiting Researcher, Keio Research Institute at SFC
Member of Prof. Yoshiyasu Takefuji Lab.
Education
- Keio University, Fujisawa, Kanagawa
Bachelor of Environment and Information Studies, March 2010
- Keio University, Fujisawa, Kanagawa
Master of Media and Governance, September 2012
Working Experience
- World Wide Web Consortium, Fujisawa, Kanagawa, Japan
Software Engineer, April 2010 - Present
- Developed VoIP Conference System based on Asterisk. (Ongoing project)
- Deployment of IPv6 for all W3C services (Ongoing project)
- Developed W3C’s new unified validator (Unicorn)
- Keio University, Fujisawa, Kanagawa, Japan
Researcher at Graduate School of Media and Governance, April 2010 - Present
Working for W3C Project
- Studio Ousia Inc., Toshima, Tokyo
Engineer, December 2008 – March 2010
- Developed Internet crawling system and URL Classification and Recommendation system based on user’s accessed URLs for International electrics company using Java.
- Collaborated with above customer with 6 other members for 6 months.
- Developed web API crawling system based on Wikipedia keywords for Ousia’s products “Phroni” using Java and JavaScript.
- Re-developed above web API crawling system using Python.
- Managed about 20 servers with VMware ESXi technology, iSCSI, Vlan and IPv6.
- GroovyMedia Inc., Shibuya, Tokyo
Director, Co-Founder, April 2007 – December 2008
- Developed website provides word-of-mouth information from blogs using crawling technology on PHP.
- Collaborated with a customer and a programmer to develop company housing management system for Japanese trading company using PHP.
- Provided Microsoft Active Directory and Exchange Server support to client.
- CYBRiDGE Corporation, Shibuya, Tokyo
Internship student, Web Integration Group, June 2006 – August 2006
Producer, Web Integration Group, August 2006 – June 2007
- Collaborated with 2 external companies and over 20 members to develop job-hunting web system for temporary workers over 6 months.
- Collaborated with customer and programmer to develop news web site for news agency.
- Developed inter-company VoIP telephony system for more than 40 employees using PHP.
- Managed web server accessed from users over 10 millions times per month.
Service
Other Activities
Publication
- Yamada, Ikuya, Yamaki, Wataru, Nakajima, Hirotaka, and Takefuji, Yoshiyasu. Phroni: Augmenting Wikipedia Using Mashups. In AI Mashup Challenge 2010, in ESWC 2010: 7th Extended Semantic Web Conference (Heraklion, Greece 2010) [Paper]
- Yamada, Ikuya, Yamaki, Wataru, Nakajima, Hirotaka, and Takefuji, Yoshiyasu. Ousia Weaver: A tool for creating and publishing mashups as impressive Web pages. In MEM 2010: 3rd Workshop on Mashups, Enterprise Mashups and Lightweight Composition on the Web, in WWW 2010: Proceedings of the 18th International World Wide Web Conference (Raleigh, North Carolina, USA 2010) [Paper]