Senior Full-Stack Developer (React Native + Shopify)

We are a Canadian DTC brand selling physical therapy and rehab products via Shopify and Amazon across the US, Canada, UK, and Australia ( ---------- ). We're looking for a senior developer to own our React Native customer companion app for iOS and Android (~80% of the work) and our Shopify storefront (~20%). The app is a simple instructional UX that walks customers through how to use our products. This is a long-term, full-time contractor role on a fixed monthly retainer.

Main Responsibilities:
1. Build and maintain our React Native app (iOS + Android) — ship new features, fix bugs, keep the codebase clean
2. Customize and optimize our Shopify storefront — theme work, Liquid, PDP/checkout improvements, app integrations
3. Own end-to-end QA on everything you ship, including the surrounding flows your changes touch

Requirements:
1. 7+ years experience, senior-level React Native (iOS and Android, TypeScript)
2. Shopify Liquid and theme development experience
3. Strong written/spoken English
4. Available 9am–1pm Toronto time daily (non-negotiable)
5. QAs the full flow after a fix (not just the line they changed), reports time honestly, owns outcomes, and communicates proactively when things slip

To apply, please click this link: ----------
Only those who complete the application above will be considered!