Junshu Okamoto
In-Market Software Engineer at ServiceNow
Tokyo, Japan
Summary
👤
Senior🎓
Top SchoolJunshu Okamoto is an In-Market Software Engineer with 11 years of experience designing and shipping backend-first, metric-driven systems across US–Japan teams. He’s delivered production services at scale—building Go and gRPC microservices, Ruby/PHP backends, and Go/Next.js dashboards—that reduced support costs, automated moderation, and cut manual inquiries. Comfortable owning end-to-end features, Junshu pairs backend architecture with frontend delivery and has led small teams to turn ambiguous product needs into reliable workflows. He also applies AI-assisted development to speed reviews and CI, and has contributed test and QA improvements to high-profile open-source projects like Node.js. Based in Tokyo, he particularly enjoys cross-regional collaboration and roles closely tied to US product and engineering teams.
11 years of coding experience
11 years of employment as a software developer
Bachelor’s Degree, Informatics, Bachelor’s Degree, Informatics at Nagoya University
English, Japanese
Stackoverflow
3reputation
38reached
0answers
1question
Github Skills (9)
testing10
assert10
nodejs10
javascript10
test-automation10
open-url9
dns8
facebook-graph-api6
facebook6
Programming languages (2)
Github contributions (5)
nodejs/node
Jul 2016 - Dec 2016
Node.js JavaScript runtime ✨🐢🚀✨
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:9 PRs, 36 comments in 5 months
Contributions summary:Junshu primarily focused on improving the quality and coverage of the Node.js codebase through test-related commits. They refactored existing test files, replacing older assertion methods with `strictEqual` and modernizing code with `const` and `let`. The user also expanded test coverage for specific functionalities, like URL parsing and DNS resolution, by adding new test cases and addressing potential edge cases to ensure thorough testing of the codebase.
javascriptnodejsnodejsruntime
jun-oka/node
Aug 2016 - Dec 2016
Contributions:15 pushes, 8 branches in 4 months
node-jsjavascriptruntimejavascript-runtimenodejs
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.