Yuto Hayamizu
Project Research Associate
Chiyoda, Japan
Summary
👤
Senior🎓
Top SchoolYuto Hayamizu is a Project Research Associate and PhD candidate at the University of Tokyo with 17 years of experience designing and optimizing high-performance database and storage systems for large-scale enterprise environments. He combines deep academic research in database systems with practical engineering—authoring and porting compiler components for embedded SQL engines and developing performance-critical storage software. Proficient in C/C++, Java, SQL and a variety of functional languages, he specializes in storage architecture, database engine design, and rigorous performance analysis. Yuto also contributes to open-source tooling, notably improving test automation for the Re:VIEW document conversion system, reflecting a strong attention to correctness in complex build and I/O scenarios. Seeking postdoctoral roles, he’s motivated to apply research-grade techniques to real-world systems problems and bring measurable throughput and reliability gains.
17 years of coding experience
3 years of employment as a software developer
University of Tokyo
Japanese, English
Github Skills (5)
testing10
test-automation10
ruby10
image-processing9
yaml5
Programming languages (6)
Github contributions (5)
kmuto/review
Nov 2012 - Nov 2012
Re:VIEW is flexible document format/conversion system
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:9 commits in 7 days
Contributions summary:Yuto primarily focused on creating and modifying test suites for the Re:VIEW document format conversion system. They wrote tests for `pdfmaker` and `epubmaker` functionalities, covering image handling, build directory creation, and command-line execution. The commits demonstrate a focus on automated testing and ensuring the correct behavior of the document conversion tools. Furthermore, the user also implemented tests to verify the handling of image files, specifically focusing on converting EPS files to PNG format.
converterpdfconversionmarkdownflexible
hayamiz/go-projson
Jul 2017 - May 2021
Contributions:28 pushes, 1 branch in 3 years 10 months
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