Performance Report

80
Technical
80
Communication
90
Problem Solving
99
Passion

Values are self-assessed and may vary depending on tea intake.

Profile

Name Kentaro Matsushita
Role Frontend Developer
Location Kanazawa, Japan
Experience 10 years
Kentaro Matsushita

Tech Stack

TypeScript
80
React
90
Next.js
90
Node.js
85
GraphQL
75
Generative AI
49

Skills

Markup
80
Styling
80
Testing
90
Observability
85
CI/CD
90

Specialties

Web Performance Optimization

Core Web Vitals improvement, Rendering optimization

System Modernization

Legacy migration, React to Next.js transformation, Monolith to microservices

Developer Tooling

Build automation, OSS contributions for developer productivity

Contributions

Open source projects and community activities.

View open source projects

Open Source

auto-assign - Automated PR reviewer assignment (GitHub App)
View Repository
auto-assign-action - Automated PR reviewer assignment (GitHub Action)
View Repository
md2confl - Markdown to Confluence CLI tool
View Repository
blackfriday-confluence - Confluence renderer for Go
View Repository

Diagnostics

Personal traits and interests detected during analysis.

Builds developer tools
Loves automation
Visits museums
Loves photography
Enjoys manga & novels

Dependencies

Books that have influenced my growth as an engineer.

The Manager's Path
Team Geek
Real World HTTP
Designing Data-Intensive Applications

Runtime Settings

Personal preferences and configurations that define how this engineer operates.

Preferred Editor VSCode
Color Theme One Dark Pro Darker
Primary Shortcut Cmd + P
Favorite Git Command git rebase -i
Debugging Style console.log
Favorite HTTP Status 200 OK
Motto YAGNI
Peak Euphoria Solving complex problems
Preferred Keyboard MacBook Built-in (US)
Hydration Tea
Background Noise Silence
Peak Productivity 18:00 - 20:00

Contact

Get in touch for collaboration or opportunities.

Page Performance

Real-time performance metrics measured in your browser.

Time to First Byte (TTFB)
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First Contentful Paint (FCP)
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Largest Contentful Paint (LCP)
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Cumulative Layout Shift (CLS)
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Interaction to Next Paint (INP)
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