Principal Mobile Engineer, Platform

MetaMask

Principal Mobile Engineer at Consensys shaping the future of MetaMask mobile platform. Leading architecture and technical initiatives for web3 applications globally.

Posted 4/21/2026full-timeRemote • 🏈 Anywhere in North AmericaLead💰 $227,000 - $272,000 per yearWebsite

Tech Stack

Tools & technologies

AndroidiOSJavaScriptKotlinReactReact NativeSwiftTypeScript

About the role

Key responsibilities & impact

Own mobile platform architecture
Define and evolve architecture of MetaMask Mobile (React Native + native)
Make tradeoffs between JS/TS, RN, and native
Design and steward core platform systems
Lead cross-team initiatives
Drive upgrades and migrations
Conduct structural performance and stability work
Elevate developer experience & automation
Improve tooling and release workflows
Establish patterns for navigation and state management
Integrate AI/LLMs into workflows
Define metrics and dashboards for performance and stability
Mentor engineers and influence technical direction

Requirements

What you’ll need

10+ years building and scaling mobile apps
Ownership of large, production React Native or hybrid mobile platforms
Prior Staff/Principal-level impact leading technical initiatives
Deep expertise with React Native in production
Solid experience with native iOS (Swift/SwiftUI) and/or Android (Kotlin/Jetpack)
Understanding of mobile CI/CD, release engineering, and OTA systems
Proven ability to influence without authority and mentor senior engineers
Experience using AI/LLMs to improve productivity and code quality

Benefits

Comp & perks

Health insurance
Retirement plans
Paid time off
Flexible work arrangements
Professional development
Bonuses
Stock options
Equipment allowances
Wellness programs

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

React NativeJavaScriptTypeScriptSwiftSwiftUIKotlinJetpackmobile CI/CDrelease engineeringOTA systems

Soft Skills

leadershipmentoringinfluencing without authoritycross-team collaborationdeveloper experience improvementautomationperformance optimizationstability worktechnical direction influenceinitiative driving