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Yehor Kharchenko

PROFILE

Yehor Kharchenko

Yehor Kharchenko enhanced navigation and report workflows across Expensify/App and related repositories, focusing on stability, reliability, and maintainability. He unified bank account verification flows, introduced dynamic routing for permission-based navigation, and improved mobile UX by refining navigation logic and error handling. Yehor addressed navigation race conditions, undefined state handling, and rendering edge cases, ensuring consistent user experiences across devices. His work leveraged JavaScript, TypeScript, and React Native, with robust integration and unit testing using Jest. By centralizing state management and improving logging, Yehor delivered scalable navigation solutions that reduced onboarding friction and supported future automation and testing coverage.

Overall Statistics

Feature vs Bugs

53%Features

Repository Contributions

64Total
Bugs
8
Commits
64
Features
9
Lines of code
1,019
Activity Months4

Work History

February 2026

18 Commits • 3 Features

Feb 1, 2026

February 2026: Focused on stabilizing and enhancing the app's navigation layer for Expensify-App. Delivered Dynamic Routing and Navigation Enhancements, Mobile Navigation UX Improvements, and targeted Bug Fixes for navigation/path handling, complemented by Tests and Documentation improvements. These efforts improve routing performance, reliability, onboarding experience, and mobile consistency, setting the stage for scalable navigation as the product evolves.

January 2026

14 Commits • 3 Features

Jan 1, 2026

January 2026 performance summary focused on stabilizing and streamlining report workflows across Expensify/App and internal Expensify-App. Delivered reliable navigation, responsive UX for mobile, and scalable routing to support permission-based contextual flows. Improvements reduce navigation errors, fix rendering edge cases, and lay groundwork for future automation and testing coverage.

October 2025

16 Commits • 1 Features

Oct 1, 2025

Concise monthly summary focusing on navigation reliability, UI stability, and performance improvements across two Expensify-related repositories, with emphasis on business value and technical achievements for October 2025.

September 2025

16 Commits • 2 Features

Sep 1, 2025

September 2025: Delivered a unified Bank Account Verification flow and strengthened navigation stability across Expensify apps, with targeted dev tooling enhancements. Focused on business value by simplifying bank verification onboarding, reducing navigation-related errors, and accelerating debugging and maintenance through centralized state handling and displayName improvements.

Activity

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Quality Metrics

Correctness89.8%
Maintainability87.6%
Architecture84.6%
Performance87.2%
AI Usage23.2%

Skills & Technologies

Programming Languages

JavaScriptTypeScript

Technical Skills

Code RefactoringContext APIDebuggingFront End DevelopmentFront-end DevelopmentFrontend DevelopmentIntegration TestingJavaScriptJestLoggingMobile DevelopmentNavigationNavigation ConfigurationNavigation LogicReact

Repositories Contributed To

3 repos

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

callstack-internal/Expensify-App

Oct 2025 Feb 2026
3 Months active

Languages Used

JavaScriptTypeScript

Technical Skills

Code RefactoringContext APIFrontend DevelopmentReactReact NativeState Management

margelo/expensify-app-fork

Sep 2025 Oct 2025
2 Months active

Languages Used

JavaScriptTypeScript

Technical Skills

Code RefactoringDebuggingFront End DevelopmentFront-end DevelopmentIntegration TestingJavaScript

Expensify/App

Sep 2025 Jan 2026
2 Months active

Languages Used

JavaScriptTypeScript

Technical Skills

Code RefactoringFront-end DevelopmentFrontend DevelopmentNavigationNavigation ConfigurationReact Native

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