Full Stack Application Developer (React Native, GraphQL, Firebase)

Work Location: downtown Toronto, ON. 4 days/week onsite

Contract Duration: 12 months, renewable

Requirements

Solid Full Stack development experience, with strong frontend depth and hands-on back-end development using React Native (Expo) frontend, GraphQL backend, and Firebase for analytics/crash/config.

Hands-on AWS / serverless experience.

AI-enabled development experience using Cursor or Claude Code.

Experience with DevOps and CI/CD pipeline creation.

Ability to work with little to no supervision on assigned features/tasks.

Strong end-to-end ownership across the full development and deployment lifecycle.

Technical Stack (In depth)

Core: React Native / Expo (Expo Router), React 19, TypeScript, Node 24, Yarn 4. iOS + Android primary.

Data / state: GraphQL with Apollo Client + Codegen, Jotai, Apollo cache persistence.

UI / i18n: In house design system, i18next (EN/FR).

Ops: Firebase (Analytics, Crashlytics, Perf, Remote Config), Jest, ESLint/Husky, multi-env builds (local → prod).

📌 Full Stack Application Developer (React Native, GraphQL, Firebase) (Greater Toronto Area)
🏢 Experis
📍 Greater Toronto Area