React Native Engineer: Build Scalable Mobile Apps

Zazz; Canada; Remote; CAD 100,000 - 150,000; Full time

Job summary

ZAZZ is seeking a Delivery Engineer specializing in React Native to contribute across multiple delivery waves. You will own lower-complexity screens and collaborate with the client’s team to build shared components.

You’ll bring 5+ years of mobile development, at least 3 years on production RN apps, and strong TS skills. Expect modern RN practices, Hermes, and solid testing exposure in a fast-paced environment.

Qualifications

• 5+ years of mobile engineering experience.
• Minimum 3 years hands-on React Native in production.
• Solid TypeScript skills and modern React patterns.
• Familiarity with RN New Architecture (Bridgeless/TurboModules/Fabric).
• Hermes runtime proficiency and modern state management.
• Experience with Jest, React Testing Library and Detox.
• Basic ability to read native iOS/Android code for debugging.

Responsibilities

• Deliver screens and features across delivery waves under guidance.
• Follow patterns set by Senior Engineer and Technical Architect.
• Write unit and component tests to meet CI gate 75% coverage.
• Contribute to Detox end-to-end test suites.
• Participate in pull request reviews.

Skills

Mobile engineering

React Native

TypeScript

RN New Architecture

Hermes

React patterns

TanStack/ Zustand

Testing (Jest/RTL/Detox)

Native code reading

Job description

ZAZZ is seeking a Delivery Engineer specializing in React Native to contribute across multiple delivery waves. You will own lower-complexity screens and collaborate with the client’s team to build shared components.

You’ll bring 5+ years of mobile development, at least 3 years on production RN apps, and strong TS skills. Expect modern RN practices, Hermes, and solid testing exposure in a fast-paced environment.