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Shohei Yoshida

Tokyo Japan syohex@gmail.com

Professional Summary

18 years of Software Engineering experience.
Debugging large product software, Linux kernel, FreeBSD, NetBSD, Electron, Chromium etc
Strong proficient in C/C++

Work Experience

Nintendo Systems (Tokyo, Japan) application Engineer, SDK Engineer

May 2024 - Present

I'm seconded to Nintendo Systems from DeNA

Responsibilities

Developed Unity(C#, C++) applications
Developed C++ SDK library

DeNA (Tokyo, Japan) Windows/macOS app/SDK Engineer, mobile SDK Engineer

July 2016 - Present

Responsibilities

Responsibilities

Developed C++/Rust/C#/Kotlin software
Developed background process of PC game platforms(AndApp) on Windows and macOS, Recording App, installer, node.js native modules, C++/Unity SDK
Modified Electron, Chromium for improving memory usage, encrypting data

Impact

Introduced TDD development, continuous integration, established coding convention
Refactored entire code base and improved maintainability
Speed up unzip code 5x faster by rewriting node.js code to Rust

Axe,Inc (Kyoto, Japan) Embedded System Engineer

April 2008 - June 2016

Responsibilities

Debugged/Maintained custom operating system, hypervisor
Improved network performance of NetBSD, FreeBSD
Researched and developed embedded system OS(Cars, Cameras etc)

Impact

Investigated and fixed difficult kernel bugs
Found custom CPU bugs

Education

Kwansei Gakuin University(Hyogo, Japan) - master of information technology

Embedded system compiler research and development

Skills

Languages

C - Advanced level
C++ - Advanced level
Perl/XS - Advanced level
Golang - Intermediate level
Rust - Intermediate level
Python - Intermediate level

Tools

gRPC
Docker

Practices

Test Driven Development
Object Oriented Programming

Links