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Oscar Roche

PROFILE

Oscar Roche

Over a three-month period, contributed to MetaMask’s mobile and extension repositories by delivering seven new features focused on swap functionality, asset management, and transaction reliability. Developed intent-based swap flows using JavaScript, TypeScript, and React, integrating the CoW Swap provider to streamline user experiences in MetaMask/metamask-mobile. Enhanced MetaMask/core with transaction status synchronization and real world asset metadata support, improving asset visibility and reducing code complexity. Implemented backend-driven EIP-712 signing for swap intents, mitigating client-side risk. Work emphasized robust dependency management, UI/UX improvements, and cross-repo alignment, resulting in smoother token handling and more secure, reliable transaction flows across platforms.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

7Total
Bugs
0
Commits
7
Features
7
Lines of code
8,144
Activity Months3

Work History

March 2026

3 Commits • 3 Features

Mar 1, 2026

March 2026 was focused on delivering cross-repo enhancements to improve token visibility, reliability of swap intents, and security of signing flows across MetaMask extension and mobile. Key features include market-closed gating and stock badges for Ondo RWA tokens in the extension, intent-based CowSwap submission wiring via the bridge-status controller, and a mobile shift to backend-provided EIP-712 signing for swap intents. These changes reduce frontend risk, align with backend data, and improve user confidence and throughput, with strengthened tests and clear business value around accuracy, UX, and risk mitigation.

February 2026

3 Commits • 3 Features

Feb 1, 2026

February 2026: MetaMask/core focused on stability and interoperability in the core module, delivering feature enhancements and downstream release readiness.

January 2026

1 Commits • 1 Features

Jan 1, 2026

January 2026: Key achievements in MetaMask Mobile focused on delivering enhanced swap functionality and laying groundwork for robust future integrations. Key milestone: intent-based swap functionality with the CoW Swap provider, improving swap handling and user experience. No major bugs fixed this month; ongoing stability improvements and groundwork for performance optimizations were completed. Overall impact: smoother swap flows, reduced friction in swap transactions, and a stronger foundation for provider integrations that support user retention and transaction success rates. Technologies/skills demonstrated: mobile feature development, integration with a DeX (CoW) swap provider, commit-level code changes, performance-conscious UX improvements, and collaboration with cross-functional teams.

Activity

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Quality Metrics

Correctness85.8%
Maintainability82.8%
Architecture82.8%
Performance82.8%
AI Usage45.8%

Skills & Technologies

Programming Languages

JavaScriptTypeScript

Technical Skills

JavaScriptReactReact NativeReduxTypeScriptUI/UX designblockchain integrationdependency managementfront end developmentfull stack developmentmobile developmentpackage managementtestingversion control

Repositories Contributed To

3 repos

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

MetaMask/core

Feb 2026 Feb 2026
1 Month active

Languages Used

JavaScriptTypeScript

Technical Skills

TypeScriptdependency managementfull stack developmentpackage managementtestingversion control

MetaMask/metamask-mobile

Jan 2026 Mar 2026
2 Months active

Languages Used

JavaScriptTypeScript

Technical Skills

ReactReduxfront end developmenttestingReact NativeTypeScript

MetaMask/metamask-extension

Mar 2026 Mar 2026
1 Month active

Languages Used

JavaScriptTypeScript

Technical Skills

JavaScriptReactReduxTypeScriptUI/UX designfront end development