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Hironori (Triple)

PROFILE

Hironori (triple)

Hironori Mitani developed core features for the Hopin-inc civicship platform, focusing on both the civicship-portal and civicship-api repositories. Over two months, he delivered end-to-end reservation flows, dynamic user profiles, and a Google Maps-based activity discovery interface. He integrated LINE LIFF login with Firebase Authentication, refactored authentication contexts, and replaced mock data with GraphQL-driven APIs for real-time user information. Using React, TypeScript, and Apollo Client, he enhanced UI navigation, content management, and participation workflows. Mitani also addressed critical bugs, improving deployment reliability and user experience, demonstrating depth in component-based architecture, backend integration, and robust data handling across the stack.

Overall Statistics

Feature vs Bugs

59%Features

Repository Contributions

62Total
Bugs
16
Commits
62
Features
23
Lines of code
109,211
Activity Months2

Work History

April 2025

47 Commits • 18 Features

Apr 1, 2025

April 2025 monthly summary for Hopin-inc projects. Focused on delivering end-to-end reservation capability, expanding content/catalog with articles and places, integrating opportunities data via API/GraphQL, and strengthening user profiles and participation workflows. Major defects fixed improved stability and deployment reliability.

March 2025

15 Commits • 5 Features

Mar 1, 2025

March 2025 monthly summary for Hopin-inc civicship platform. Delivered a set of core enhancements across portal and API to boost onboarding, engagement, and data-driven personalization. Implemented LINE Login via LIFF with a refactored authentication context, enabling seamless LINE-based sign-in and future extensibility. Replaced mock data with dynamic, GraphQL-driven user data for profile, activities, tickets, points, and portfolio, improving data accuracy and time-to-insight. Added a Google Maps-based map view to discover community activities, alongside UI updates (BottomBar) to streamline navigation. Launched Discover page with carousel, categories, and dedicated search, plus header and bottom navigation refinements to improve discovery and usability. Exposed a LINE LIFF login API endpoint that issues Firebase custom tokens to support seamless LINE-based sign-in from the backend.

Activity

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Quality Metrics

Correctness87.8%
Maintainability83.4%
Architecture81.8%
Performance79.4%
AI Usage27.2%

Skills & Technologies

Programming Languages

CSSGraphQLHTMLJavaScriptSVGTypeScripttsx

Technical Skills

API DevelopmentAPI IntegrationApollo ClientAuthenticationBackend DevelopmentComponent DesignComponent DevelopmentComponent RefactoringComponent-Based ArchitectureContext APICustom HooksData FetchingData ModelingEnvironment ConfigurationExpress.js

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

Hopin-inc/civicship-portal

Mar 2025 Apr 2025
2 Months active

Languages Used

CSSGraphQLHTMLJavaScriptSVGTypeScripttsx

Technical Skills

API IntegrationApollo ClientComponent DesignComponent DevelopmentComponent RefactoringContext API

Hopin-inc/civicship-api

Mar 2025 Apr 2025
2 Months active

Languages Used

JavaScriptTypeScriptGraphQL

Technical Skills

API DevelopmentAuthenticationExpress.jsFirebase AuthenticationLINE APINode.js

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