Satoru Takagi
FELLOW at KDDI Corporation
Tokyo, Japan
Summary
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SeniorSatoru Takagi is a seasoned architect and programmer with 11 years focused on web mapping and decentralized web architectures, currently serving as FELLOW at WebDINO Japan and Japan Cable Laboratories while maintaining a long-standing senior expert role at KDDI. He builds in-house GIS solutions based on the open-source SVGMap and has driven standardization efforts that bridge practical system design with formal specification work. An active contributor to the W3C SVG Working Group, he enhanced vector-effect capabilities (including fixed-position, non-scaling-size, and non-rotation), improved documentation with MathML conversions, and fixed MathML errors to raise SVG precision and interoperability. Based in Tokyo, he pairs deep protocol- and spec-level understanding with hands-on engineering, routinely translating cutting-edge SVG features into production mapping systems. Beyond code, he invests in training the next generation of Japanese engineers, combining technical leadership with community stewardship.
11 years of coding experience
Github Skills (4)
mathml10
svg10
documentation9
front-end-development8
Programming languages (6)
Github contributions (5)
w3c/svgwg
Oct 2014 - Jul 2016
SVG Working Group specifications
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:17 commits, 14 pushes, 8 comments in 1 year 9 months
Contributions summary:Satoru contributed significantly to the SVG Working Group specifications, focusing on the vector-effect property and related features. They added new vector effects like fixed-position, non-scaling-size, and non-rotation, enhancing the capabilities of SVG. The user also improved the documentation by adding annotations and converting formulas to MathML for better clarity and accuracy. They also fixed mathml errors and updated a few other components of the SVG specifications.
svgrsvgosvgwavemorph
svgmap/svgmapjs
Dec 2022 - Mar 2025
Modular SVGMap.js
Contributions:2 releases, 2 reviews, 9 PRs in 2 years 3 months
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