April 2026 monthly summary focusing on key business value and technical achievements across MetaMask extension/mobile Perps. Summary of key features delivered, major bugs fixed, impact, and technologies demonstrated. Key achievements (selected highlights with commits): - Perps UI and Order Flow Improvements delivered: enhanced open orders filtering, cancel flow in market detail, unified TP/SL labeling across UI, improved market list filtering, and enriched input methods (token/dollar synchronization) to streamline interactions. Commits include 6a123f01dd18eadbe5c3b93d3e1044ba2b8aba35; 1fae3076460c6bee645f26a1b1781d3bdc85881e; b4dce0ab1a8abd67a21889a46a397181340fcc10; cb0768af4e692d7afc1a291617747b1ca739dacf. - Cancel order flow added from market detail ( Cancel Limit Order ) improving trader UX. Commit: 1fae3076460c6bee645f26a1b1781d3bdc85881e. - TP/SL and PnL accuracy improvements: leverage-adjusted RoE% for TP/SL; include taker fees in PnL; fix mid-keystroke input stability. Commits: 31cce5898e590bcec6628d69fa9d02acb6f51053; 04670fa957a531383d61b0813b454b83279698b0. - Reliability, observability, and performance: Sentry instrumentation, initial Perps metrics, lifecycle breadcrumbs, and translation of errors to i18n; performance measurements added. Commit: 185cd973ce4c5247af687b58eb600fe30af244ce. - Caching and data freshness: adds caching for fills and marketInfo to reduce REST calls and improve load times. Commit: 8f97650a05bd3f538142a2b2bb73affa3f66d023. Other notable work across MetaMask Perps and related mobile workgroups included risk metrics, UI/UX changes for KPI alignment, and infrastructure enhancements to support reliable data hydration and error handling.

March 2026 monthly summary for MetaMask development focused on delivering real-time Perps data, expanding Perps UI capabilities, stabilizing trading workflows, and aligning extension/mobile experiences. Highlights include end-to-end Perps streaming architecture with a controller integration, UI stream consumption, and UI-level gating for reliable real-time updates; expanded Perps watchlist and Recent Activity with live data and robust loading/error handling; margin flow redesign for mobile parity and safer margin calculations; withdrawal flow and batch trading enhancements (withdraw, close all positions, cancel all open orders) driven by background RPC paths; and consolidated Perps UI navigation with new modals and support links, plus targeted UI bug fixes to improve reliability and UX. Business value centers on faster, more reliable decision-making, safer trading actions, and a maintainable, test-covered UI/UX across extension and mobile. Key achievements: - Implemented Perps Streaming Architecture & Controller Integration enabling real-time data flow via perps-stream bridge and UI streams, migrating from mocks to perps-controller v1. - Launched Perps Watchlist and Perps Recent Activity with live streams and improved state handling. - Delivered Margin Flow Design & Estimation Improvements bringing mobile parity and more accurate risk/fee calculations. - Implemented withdrawal flow and batch trading actions (withdraw, close all, cancel all) with background RPC wiring and improved error handling. - Consolidated Perps UI navigation and added modals and support links, accompanied by bug fixes to improve consistency and UX.

December 2025 — MetaMask/metamask-mobile: Implemented a fix for Asset Icon URL handling for HyperLiquid assets and updated unit tests to cover the new URL scheme. This bug fix ensures correct icon retrieval by market symbols, delivering accurate visuals for HyperLiquid assets and preventing icon mismatches in the mobile app. The fix improves UX, reduces support tickets related to missing icons, and strengthens asset presentation consistency across the app. Demonstrated skills in debugging, test maintenance, and code quality.

September 2025 performance highlights for MetaMask metamask-mobile: delivered real-time Perps data synchronization with a new usePerpsLiveAccount hook across PerpsMarketDetailsView and PerpsOrderView; streamlined order subscriptions by removing redundant account context validation in OrderStreamChannel; expanded testing capabilities with mock providers for HyperLiquidProvider and PerpsStreamManager; corrected fee calculation by sourcing estimatedPoints from feeResults.estimatedPoints in PerpsClosePositionView; and enhanced code quality through lint/TS fixes during merge conflict resolution. Overall impact: improved data accuracy and responsiveness, reduced subscription overhead, stronger test coverage, and more reliable fee computations across Perps workflows.