Own end-to-end frontend for Coinbase's core crypto send/receive payment flows across web and mobile with React and React Native

This role sits on the Consumer Payments team within Coinbase's Consumer Product Group, owning critical money-movement user journeys (send, receive, transaction status) and driving measurable CUJ latency/availability/SLO improvements at scale. Requires 5+ years with deep React and React Native expertise, a track record shipping consumer products end-to-end in high-scale environments, and mentoring junior engineers. Expect deep dives on frontend performance optimization, SLO ownership, and responsible use of generative AI in the workflow.

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What this interview tests

React and React Native depth across web and mobile
Frontend performance: CUJ latency, availability, and SLO ownership
Building consumer-facing features (real-time trackers, contact management) end-to-end
Cross-functional scoping with product/design/backend to reduce CX contact rate
Mentoring junior engineers and responsible generative AI use in workflow

Common question themes

Walk through a consumer-facing payment feature you shipped end-to-end on web and mobile

Describe diagnosing and fixing a frontend performance bottleneck with measurable SLO impact

How have you built a real-time status tracker or similar user-facing system

Tell me about partnering with product/design/backend to reduce customer support contact rate

Describe mentoring a junior engineer to a measurable improvement

How do you use generative AI responsibly in your day-to-day engineering work

How candidates describe it

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