Senior Mobile Developer (React Native)

Location : San Francisco, CA (In-, 4-5 Days / Week)

Type : Full-time

Experience Level : Senior (5+ years), Lead / Staff (7+ years)

Start Date : ASAP

About Us

We're building GOLD, the next-generation super shopping app — a powerful, intuitive AI shopping agent designed to streamline how people discover and buy products online. Our mission is to help people get the best deals on the products they love, through a seamless and delightful shopping experience. Early launches have shown that users love the experience, and the company is entering growth mode to bring this experience into more hands.

We're an early-stage startup based in San Francisco, led by the founder of GoogleX, Waymo and Udacity. Our team is lean, driven, and highly collaborative. If you're excited about building impactful technology from the ground up — and working shoulder-to-shoulder with an experienced founder — we'd love to meet you.

What You'll Do

Lead the design, development, and deployment of our flagship iOS app built with React Native

Build and maintain high-performance and scalable mobile experiences

Collaborate closely with design, product, backend engineering and AI research teams to ship shopping features

Define the architecture and technical roadmap for the iOS app as we scale

Own critical product features end-to-end, from prototype to production

Help set and promote mobile engineering best practices, code quality, and performance standards

Provide mentorship and technical guidance to other engineers as we grow the team

What We're Looking

5-7+ years of professional mobile development experience, with proven expertise shipping consumer-facing apps

Deep expertise in React Native and strong experience with TypeScript / Node.js

Solid understanding of iOS-specific tooling (Xcode, provisioning, TestFlight) and deployment processes

Experience integrating with REST APIs

Strong grasp of mobile performance optimization, offline-first design, and UI / UX best practices

Comfortable working across the stack with backend engineers when needed

Bonus : experience with e-commerce or high-traffic consumer apps

Bonus : past experience leading teams or mentoring other developers

Bonus : previous experience with Expo Framework

Our Tech Stack

Mobile App : React Native, TypeScript

Backend : TypeScript (Node.js) and Python

Infrastructure : Google Cloud Platform

CI / CD : GitHub Actions, TestFlight, EAS

Why Join Us

Make an impact – Your work will be foundational to the product and user experience

In-person collaboration – Join a focused, fast-moving team working together daily in San Francisco

Proven leadership – Work directly with a founder who has built transformative technology companies

Startup ownership – Influence product and engineering decisions from day one

Compensation & equity – Well-funded startup with competitive salary, meaningful equity

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