Toshiaki Hishinuma
CTO & Vice President, Product Development Division at SB Intuitions Corp.
Chiyoda, Japan
Summary
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Senior🎓
Top SchoolToshiaki Hishinuma is a CTO and HPC software engineer with a Ph.D. in Informatics and nine years of industry experience focused on high-performance linear algebra for CAE and machine learning. He designs, implements, and optimizes sparse matrix kernels and Krylov-subspace solvers—across high- and low-precision—for SIMD, CUDA, OpenCL and OpenMP Offloading, and packages them as user-friendly OSS libraries complete with CI, benchmarks and containers. His work spans practical ports to exotic hardware (PEZY-SC2) and real-world deployments, including a maintained monolish linear algebra project. Combining research rigor with product engineering, he drives both API ergonomics and production performance as a technology leader based in Chiyoda, Japan.
9 years of coding experience
7 years of employment as a software developer
Master of Informatics, Major of Informatics, Master of Informatics, Major of Informatics at Kogakuin UniversityPhD in Informatics, 図書館情報メディア研究科, PhD in Informatics, 図書館情報メディア研究科 at Univ. of Tsukuba
Github Skills (28)
parallel10
numerical10
monolithic10
architecture10
blas10
equation10
optimization10
fixed-point9
sparse9
sparse-matrix9
matrix8
vectorization8
simd6
gitlab6
jekyll6
Programming languages (4)
Github contributions (5)
t-hishinuma/zenn-content
Aug 2021 - Jul 2023
zenn contents
Contributions:2 PRs, 127 pushes, 5 branches in 1 year 11 months
contentszenn
t-hishinuma/SpUtil
Jan 2021 - Jun 2022
Contributions:13 commits, 4 pushes in 1 year 5 months
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