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Dawid Malecki

PROFILE

Dawid Malecki

Dawid Małecki contributed to core React Native repositories by building and refining developer tooling, CI workflows, and user interface reliability. He modernized CI initialization in software-mansion/react-native-reanimated using GitHub Actions and Yarn, improving build stability and onboarding. In facebook/react-native, Dawid delivered a cross-platform Dev Menu Configuration API, aligning iOS and Android behaviors and enhancing debugging workflows. He also fixed gesture handling and UI interaction bugs in software-mansion/react-native-gesture-handler and software-mansion/react-native-screens, applying Kotlin, TypeScript, and Gradle. His work demonstrated depth in configuration management, build system optimization, and cross-repo collaboration, resulting in more maintainable and robust mobile development pipelines.

Overall Statistics

Feature vs Bugs

55%Features

Repository Contributions

13Total
Bugs
5
Commits
13
Features
6
Lines of code
2,129
Activity Months8

Work History

October 2025

3 Commits • 1 Features

Oct 1, 2025

October 2025: Focused on delivering cross-platform Dev Menu configurability in React Native and stabilizing UI readability for Android light themes. Delivered a scalable Dev Menu Configuration API for iOS and Android, enabling enablement, shake gesture, and keyboard shortcut behavior via new platform-specific config objects and extended DevSupport/DevMenu APIs. Aligned Android Dev Menu configuration with iOS to support consistent developer tooling and QA workflows. Fixed Dev Menu text visibility in light mode on Android to ensure readability and accessibility across themes. These changes reduce setup friction, improve debugging experiences, and lay groundwork for future Dev Menu enhancements across platforms.

August 2025

1 Commits • 1 Features

Aug 1, 2025

Monthly summary for 2025-08 focusing on key developer accomplishments and business impact. This period centers on optimizing CI efficiency by reorganizing the Hermes Android build flow and strengthening cross-repo collaboration.

June 2025

1 Commits • 1 Features

Jun 1, 2025

June 2025: Implemented and documented the TypeScript build-types workflow for the react-native-website contributor process. Delivered guidance on the yarn build-types command, its role in generating TypeScript types and updating snapshots, and added a validation step in the contributor workflow to catch issues before PR submission.

May 2025

1 Commits • 1 Features

May 1, 2025

May 2025: Delivered a key configurability enhancement in the Expo React Native Babel preset to reduce warning noise and simplify upgrade paths. Introduced a new flag (disableDeepImportWarnings) to opt-out of deep import deprecation warnings, enabling teams to manage import strategies without breaking changes. This work improves upgrade stability and reduces maintenance overhead, setting the stage for more declarative configuration in future releases.

February 2025

2 Commits • 1 Features

Feb 1, 2025

February 2025 monthly summary focusing on key business value and technical achievements across two major React Native repos. Key fixes included iOS touch handling for nested Text components to ensure onPress events propagate correctly, and Flow type compatibility improvements for TouchedViewDataAtPoint. These changes improved user interaction reliability on macOS and strengthened tooling compatibility for developers using Flow. Cross-repo coordination delivered end-to-end improvements in touch UX and type safety.

January 2025

1 Commits

Jan 1, 2025

January 2025: Fixed a critical header interaction bug in react-native-screens by correcting Pressable hit-testing in the screen header. The fix adjusts layout metrics and padding to ensure header UI elements are reliably clickable, improving navigation usability across devices. No new features released this month; the change strengthens UI reliability and user experience.

December 2024

3 Commits

Dec 1, 2024

December 2024: Stabilized gesture handling flow and improved build/test stability for the gesture-handler repository, delivering reliable user interactions and more deterministic CI results.

November 2024

1 Commits • 1 Features

Nov 1, 2024

November 2024 monthly summary for software-mansion/react-native-reanimated. Key feature delivered: CI workflow modernization for React Native initialization. Major bugs fixed: none this month. Overall impact: improved build stability and compatibility with newer React Native versions; faster, more reliable CI initialization; easier onboarding for contributors. Technologies/skills demonstrated: CI/CD automation, React Native CLI tooling, and standardized CI practices.

Activity

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Quality Metrics

Correctness93.8%
Maintainability92.2%
Architecture93.0%
Performance90.8%
AI Usage30.8%

Skills & Technologies

Programming Languages

C++GradleJavaJavaScriptKotlinMarkdownObjective-CObjective-C++ShellSwift

Technical Skills

Android DevelopmentBabelBuild System ConfigurationCI/CDConfiguration ManagementContinuous IntegrationDocumentationExpoFabric ArchitectureFlowGesture HandlingGesture RecognitionGitHub ActionsGradle Build SystemJavaScript

Repositories Contributed To

9 repos

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

software-mansion/react-native-gesture-handler

Dec 2024 Dec 2024
1 Month active

Languages Used

GradleObjective-CTypeScript

Technical Skills

Build System ConfigurationGesture HandlingGesture RecognitionReact NativeiOS Development

facebook/react-native

Oct 2025 Oct 2025
1 Month active

Languages Used

C++JavaKotlinObjective-CSwift

Technical Skills

Android DevelopmentConfiguration ManagementMobile DevelopmentReact NativeReact Native DevelopmentUI Development

software-mansion/react-native-reanimated

Nov 2024 Nov 2024
1 Month active

Languages Used

ShellYAML

Technical Skills

CI/CDGitHub ActionsReact NativeYarn

software-mansion/react-native-screens

Jan 2025 Jan 2025
1 Month active

Languages Used

C++JavaKotlinObjective-CTypeScript

Technical Skills

Fabric ArchitectureLayout ManagementNative ModulesReact NativeUI Development

microsoft/react-native-macos

Feb 2025 Feb 2025
1 Month active

Languages Used

Objective-C++

Technical Skills

React NativeiOS Development

facebook/react

Feb 2025 Feb 2025
1 Month active

Languages Used

JavaScript

Technical Skills

FlowReactTypeScript

mrousavy/expo

May 2025 May 2025
1 Month active

Languages Used

JavaScriptTypeScript

Technical Skills

BabelExpoJavaScriptReact NativeTypeScript

facebook/react-native-website

Jun 2025 Jun 2025
1 Month active

Languages Used

Markdown

Technical Skills

DocumentationTechnical Writing

facebook/hermes

Aug 2025 Aug 2025
1 Month active

Languages Used

GradleKotlinYAML

Technical Skills

Android DevelopmentContinuous IntegrationGradle Build SystemKotlin

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