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@yenom

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usatie/README.md

About Me

  • Worked in Japan (2014–2022); relocated to the United States in 2024
  • Master's student in Computer Science at San Francisco State University (Expected graduation: Dec 2025)
  • Passionate about systems programming and low-level software development
  • Currently exploring high-performance computing and compilers.

🧑‍💼 Professional Work

  • Founded mikan and developed Japan’s most popular (9M+ downloads) English vocabulary app from scratch.
  • Maintained BitcoinKit (800+ stars), with 345+ contributions across features and fixes.

🎓 Academic Projects

  • High-Performance Computing (CSC746) - 99% (A)
    • Used C++, CUDA, MPI, and OpenMP
    • Designed shared-memory parallel programs for multi-core CPU and GPU systems and analyzed performance using runtime, speedup, memory bandwidth, and cache metrics.
    • Conducted various experiments on Perlmutter at NERSC (HPE Cray Shasta platform)

🧪 Hobby / Independent Projects

Let’s connect if you’re interested in systems programming, compilers, or AI infrastructure!

Shun's GitHub Stats

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  1. yenom/BitcoinKit Public

    Bitcoin protocol toolkit for Swift

    Swift 860 270

  2. minishell Public

    Simple shell implementation written in C. It supports basic shell functionalities such as command execution, piping, redirection, and built-in commands.

    C 7

1,164 contributions in the last year

Skip to contributions year list
Contribution Graph
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Loading A graph representing usatie's contributions from July 21, 2024 to July 27, 2025. The contributions are 87% commits, 7% code review, 3% pull requests, 3% issues.

Contribution activity

July 2025

Created 3 repositories
Reviewed 1 pull request in 1 repository
fhiyo/leetcode 1 pull request
6 contributions in private repositories Jul 16 – Jul 17
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