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koji

PROFILE

Koji

Koji Kanao contributed to the Opentrons/opentrons repository by developing and refining the Protocol Designer UI, focusing on workflow efficiency, accessibility, and maintainability. He implemented new liquid handling features, introduced feature flags for controlled rollouts, and enhanced analytics integration for better product insights. Using React, TypeScript, and Styled Components, Koji addressed complex UI/UX challenges, improved state management, and ensured robust internationalization support. His work included extensive bug fixes, code refactoring, and CI/CD improvements, resulting in a more stable and user-friendly application. The depth of his engineering efforts is evident in the breadth of features delivered and technical rigor applied.

Overall Statistics

Feature vs Bugs

40%Features

Repository Contributions

144Total
Bugs
40
Commits
144
Features
27
Lines of code
26,041
Activity Months7

Work History

April 2025

3 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for Opentrons/opentrons focusing on frontend feature work and UI QA improvements. Delivered new liquid handling capabilities groundwork in Quick Transfer via a feature flag and UI updates, while stabilizing visual testing for Protocol Designer through a viewport fix. These efforts position the product for upcoming liquid-class capabilities, improve deployment confidence, and demonstrate solid cross-functional collaboration between frontend, QA, and design.

March 2025

20 Commits • 6 Features

Mar 1, 2025

March 2025 contributions focused on user experience, stability, and maintainability. Delivered UX refinements in Protocol Designer and Deck Setup, advanced protocol workflow with a faster creation path, introduced liquid classes for enhanced liquid handling, and improved deck-related filtering. Consolidated release communications for Protocol Designer v8.4.3 and initiated internal restructuring of Storybook/protocol-designer assets to improve future velocity. Bug fixes improved internationalization, rendering accuracy, text handling, and UI robustness, collectively reducing user friction and operational risk.

February 2025

25 Commits • 5 Features

Feb 1, 2025

February 2025 delivered significant improvements across Protocol Designer UX, maintainability, and analytics. Major achievements include core UX fixes to the Protocol Designer (staging area logic, deck view sizing, step overflow menu, and removal of the module quantity dropdown), a MoveLiquidTools refactor for maintainability, TextAreaField component and improved TextArea behavior, extensive UI/UX polish and accessibility improvements, and enhanced debugging/analytics with error stack reporting and viewport sizing in Mixpanel. These changes reduce user friction, improve reliability in protocol design workflows, and equip the team with better data for product decisions. CI hygiene also improved via Ubuntu version updates in frontend workflows. Technologies demonstrated: React/TypeScript frontend work, UI accessibility, code refactoring, CI hygiene, and analytics instrumentation (Mixpanel).

January 2025

27 Commits • 4 Features

Jan 1, 2025

January 2025 performance highlights for Opentrons/opentrons. Focused on delivering notable UI/UX improvements in Protocol Designer (PD), enhancing maintainability, and strengthening CI/CD tooling to enable faster and more reliable releases. Key efforts spanned UI refactors, extensive bug fixes, type-safety improvements, and CI/CD workflow updates that together improved user experience and release readiness.

December 2024

25 Commits • 7 Features

Dec 1, 2024

December 2024 monthly summary for Opentrons/opentrons: Protocol Designer and App UX stabilization, feature rollout readiness, and developer tooling improvements. Key features delivered include: 1) Introduced a React-Scan feature flag across Protocol Designer and App to enable controlled rollout (commit 61495972a2f7...). 2) App and Components UI improvements including refactor of React imports, fix of ExternalLink and dropdown behavior, and navigation bar unification, plus UI refinements to improve consistency and accessibility. 3) Protocol Designer timeline made responsive and UI cleanup efforts to simplify styling (removal of classnames). 4) Documentation and tooling updates including Node.js version changes and lint/test tooling upgrades. Major bugs fixed include: Protocol Designer UI fixes addressing 96-channel Step Overflow menu visibility, time format issues on load files, input field replacement with the components’ input, and safer dynamic import for react-scan; plus PD UI fixes for gridgap between error and warning, initial value defaults, and unified navigation and link styling. Overall impact and accomplishments: improved stability, usability, and release velocity for Protocol Designer and App; reduced build and runtime issues via safer imports and lint/type improvements; and enhanced developer productivity through tooling, testing, and documentation improvements. Technologies/skills demonstrated: React (with dynamic imports and refactors), feature flag implementation, UI/UX hardening, linting and test tooling upgrades (Vitest), and maintainability improvements across codebase.

November 2024

42 Commits • 3 Features

Nov 1, 2024

November 2024 monthly summary for Opentrons/opentrons: Focused frontend work on Protocol Designer (PD) delivering stability, UX improvements, and data integrity fixes, plus frontend modernization.

October 2024

2 Commits • 1 Features

Oct 1, 2024

Month: 2024-10 Scope: Opentrons/opentrons – Protocol Designer UI cleanup and usability improvements. Overview: Implemented UI simplifications to standardize the Protocol Designer experience, addressed display issues impacting usability, and reduced cognitive load for users creating and editing protocols. Impact: Improved protocol design workflow efficiency, reduced support inquiries related to UI inconsistencies, and aligned UI with current product standards.

Activity

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Quality Metrics

Correctness92.2%
Maintainability91.6%
Architecture85.6%
Performance88.4%
AI Usage20.8%

Skills & Technologies

Programming Languages

CSSJSONJSXJavaScriptMakefileMarkdownSVGTypeScriptUnknownYAML

Technical Skills

AccessibilityAnalyticsAnalytics IntegrationBackend DevelopmentBuild SystemBuild ToolsBuild Tools ConfigurationCI/CDCSSCSS-in-JSCode OrganizationCode QualityCode RefactoringComponent DevelopmentComponent Library Development

Repositories Contributed To

1 repo

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

Opentrons/opentrons

Oct 2024 Apr 2025
7 Months active

Languages Used

CSSJavaScriptTypeScripttsxJSONJSXcssMarkdown

Technical Skills

Feature Flag ManagementFrontend DevelopmentReactReduxState ManagementTypeScript

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