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Senior Software Engineer, Mobile (Platform - Identity)

Coinbase· Platform
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Remote$186.1k - $218.9kfull-timePosted 1mo ago

About the role

Senior Mobile Engineer responsible for native mobile architecture and Identity surfaces across iOS and Android, defining execution strategy for native vs webview delivery, and mentoring on the Identity codebase.

Responsibilities

  • Own the native mobile architecture for Identity surfaces in Swift and Kotlin, defining module boundaries, navigation patterns, and platform abstractions for Identity at scale.
  • Drive the native versus webview strategy for authentication and identity verification flows, evaluating trade-offs across latency, reliability, conversion, and user experience to determine what ships natively and what stays in webview.
  • Build and optimize critical mobile flows including biometric authentication, document capture, liveness detection, and device-aware identity signals, delivering smooth performance across device tiers.
  • Partner with backend, product, security, and fraud teams to integrate mobile Identity surfaces with platform APIs, vendor orchestration layers, and risk signals while balancing conversion with account protection.
  • Lead technical design and code quality across the mobile Identity codebase, reviewing code, authoring RFCs for cross-cutting decisions, and mentoring L3-L5 mobile engineers on the team.

Qualifications

  • 5+ years of native mobile software engineering experience in Swift/iOS or Kotlin/Android, with working proficiency in the other platform and willingness to develop cross-platform fluency.
  • Track record of owning mobile architecture decisions for complex, multi-screen flows at scale, with shipped outcomes in authentication, identity verification, or similarly high-trust user journeys.
  • Deep understanding of mobile performance optimization including cold start, frame rendering, camera and sensor integration, and time-to-interaction tuning across device tiers including low-end Android.
  • Demonstrated ability to drive native versus webview technical strategy, with experience evaluating trade-offs across reliability, latency, and iteration speed for sensitive user flows.
  • Experience partnering cross-functionally with backend platform, product, and security teams to ship integrated mobile experiences that depend on distributed backend services.
  • Utilizes generative AI responsibly, maintaining human oversight to deliver business-ready outputs and drive measurable improvements in workflow efficiency, cost, and quality.

Skills

Required:SwiftKotlinNative mobile architectureWebview strategyPerformance optimizationCross-functional collaboration

Benefits

  • Medical Plan, Dental and Vision Plan with generous employee contributions
  • Health Savings Account with company contributions each pay period
  • Disability and Life Insurance
  • 401(k) plan with company match
  • Wellness Stipend
  • Mobile/Internet Reimbursement
  • Volunteer Time Off
  • Fertility Counseling and Benefits
  • Generous Time off/Leave Policy
  • The option of getting paid in digital currency
Last updated Oct 22, 2026. Interested? Apply on the company site.
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About Coinbase

Buy, sell, and manage cryptocurrencies.

Founded in June of 2012, Coinbase is a digital currency wallet and platform where merchants and consumers can transact with new digital currencies like bitcoin, ethereum, and litecoin. Our vision is to bring more innovation, efficiency, and equality of opportunity to the world by building an open financial system. Our first step on that journey is making digital currency accessible and approachable for everyone. Two principles guide our efforts. First, be the most trusted company in our domain. Second, create user-focused products that are easier and more intuitive to use.

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