Mobile Developer II (React Native)

About the role

Petal is looking for a Mobile Developer II to join its mobile team, which builds and maintains React Native applications that support healthcare professionals across Canada. You will work closely with product managers, designers, and fellow engineers to deliver reliable, secure, and high‑quality mobile experiences used in real clinical settings.

Key responsibilities

• Design, develop, and ship React Native features for both iOS and Android platforms.
• Participate in technical design discussions and propose maintainable, production‑ready solutions.
• Write well‑tested code, conduct thorough code reviews, and ensure security and performance standards.
• Leverage AI‑assisted development tools (e.g., Copilot) to accelerate implementation while critically reviewing generated output.
• Identify, diagnose, and resolve performance issues, crashes, and reliability gaps in production apps.
• Break down moderately complex problems into clear tasks, estimate timelines, and surface blockers early.
• Contribute to the CI/CD pipeline (GitHub Actions, Bitrise, Fastlane) and help improve build, test, and release processes.
• Maintain shared component and coding standards and suggest improvements.

Required profile

• Hands‑on experience building and shipping React Native applications on iOS and Android.
• Strong TypeScript expertise with a disciplined approach to type safety.
• Solid understanding of iOS and Android platform fundamentals and their constraints.
• Commitment to writing automated tests and prioritising reliability.
• Comfortable working within CI/CD pipelines and collaborating in a fast‑moving team.

Required skills

• React Native
• TypeScript
• iOS development fundamentals
• Android development fundamentals
• CI/CD pipelines (GitHub Actions, Bitrise, Fastlane)
• Automated testing frameworks
• AI‑assisted development tools (e.g., Copilot)