Akihiko Kusanagi
Technology Evangelist at Postman
Tokyo, Japan
Summary
🤩
Rockstar🎓
Top SchoolAkihiko Kusanagi is a Tokyo-based technology evangelist and seasoned engineering leader with 10 years of professional experience and a two-decade career in systems engineering, data platforms, and IoT product development. He has led solution architecture and CTO roles for Cognite Japan, driving adoption of industrial data platforms across 30+ major customers, and now champions developer and platform engagement at Postman. Hands-on across the stack, he contributes to prominent open-source projects such as Chart.js (front-end chart rendering and UX fixes) and metadata-extractor (robust media metadata parsing), reflecting both UI sensitivity and deep back-end parsing expertise. Comfortable bridging sales, delivery, and product, he combines pre-sales technical consulting experience from Sun/Oracle/EMC with practical system design and performance tuning. Unusually for an evangelist, he has shipped embedded device prototypes and sensor-driven applications, giving him rare empathy for both hardware-constrained engineering and cloud-scale data solutions.
10 years of coding experience
20 years of employment as a software developer
M.Sc, Information and Communication, M.Sc, Information and Communication at School of Engineering, University of TokyoUniversity of Tokyo
Stackoverflow
536reputation
138kreached
18answers
0questions
Github Skills (21)
javascript10
exif10
canvas10
extraction10
metadata10
chartjs10
java10
javas10
png10
html10
metadata-extractor10
information-extraction10
mp49
xmp8
tiff8
Programming languages (6)
Github contributions (5)
chartjs/Chart.js
Jun 2017 - May 2021
Simple HTML5 Charts using the <canvas> tag
Role in this project:
Front-end Developer
Front-end DeveloperContributions:2 reviews, 70 commits, 78 PRs in 3 years 11 months
Contributions summary:Akihiko primarily focused on improving the Chart.js library by addressing a variety of issues related to the visualization of charts. Their contributions include fixing argument descriptions in the plugin interface, correcting clipped areas, and resolving problems with bar chart rendering and the display of stepped lines. Additionally, the user implemented features to improve chart appearance and usability, such as consistent grid line offsetting, the support for image pointStyles, and also addressing issues with tooltip display. The user also performed refactoring to improve the consistency and the appearance of the UI.
chartscharthtml5-chartscanvasjavascript
drewnoakes/metadata-extractor
Mar 2018 - Apr 2018
Extracts Exif, IPTC, XMP, ICC and other metadata from image, video and audio files
Role in this project:Back-end Developer
Back-end DeveloperContributions:11 commits, 18 PRs, 11 comments in 1 month
Contributions summary:Akihiko primarily contributed to fixing bugs and improving the parsing of metadata within the project. They addressed issues related to null returns in PNG descriptors and removed XMP array or struct parent properties. The user also worked on fixing MOV/MP4 parsing issues, including improvements to the handling of QuickTime metadata atoms. Additionally, the user updated Exif GPS directory and descriptor, along with Exif 2.31 tag support.
quicktimemetadataepsvideojpeg
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