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React Native Development Jobs in Ontario (NOW HIRING)

... Native and a solid grasp of React fundamentals. * Comfortable writing TypeScript, or strong JavaScript with a willingness to pick up TypeScript quickly. * Familiarity with the mobile development ...

Design, develop, test, and maintain high-quality web and mobile applications using React, React ... Experience with native mobile development using Kotlin and/or Swift. * Experience developing ...

Senior Software Developer

Toronto, ON · Hybrid

CA$100K - CA$142K/yr

The team emphasizes modern development approaches including continuous integration, test automation ... Build features using React Native and native technologies including Swift and Kotlin. * Contribute ...

Bonus: Experience with Rust, mobile development (React Native), or telecom-related apps. Benefits: * Competitive Salary * Gym reimbursement * Commute reimbursement * Flexible working hours

Full-Stack Software Engineer

Toronto, ON · On-site +1

CA$130K - CA$160K/yr

Bonus if you've worked with React Native (especially native module / push / deep-link plumbing) or ... OpenAPI-first development, zod, Vitest, Playwright, Testcontainers, k6. * Comfort writing or ...

... development experience * Proficient knowledge of backend programming languages like Node.js * Proficient in using front-end frameworks such as React.js, React Native and Vue.js * Excellent ...

You'll have room to deepen your expertise in React, distributed systems, and cloud-native development in a low-bureaucracy environment where good ideas win on merit. * A Culture That Values Curiosity ...

Knowledge of modern JavaScript front-end frameworks (we primarily use React, React Native, and TypeScript) OR a strong foundation in backend development (our backend is .NET 10 on Azure). * Database ...

... React Native iOS and Android apps, and a Python/Django backend) and push quality upstream into the development process itself. You'll have the flexibility to evaluate and choose the right tools and ...

Strong skills and in\-depth experience Java\/Android. \n * UI development, optimal performance ... Nice to have RXJava, functional programming, MVP\/MVC design patterns and React Native. \n * Nice ...

$90 - $120/hr

End‑to‑End Development: Own features across the full development lifecycle - from design and ... React, Typescript, React Native * Back‑end: Node.js, Typescript, Terraform, AWS (DynamoDB, RDS ...

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React Native Development information

What are the key skills and qualifications needed to thrive as a React Native Developer, and why are they important?

To thrive as a React Native Developer, you need strong proficiency in JavaScript, React, and mobile app development concepts, often supported by a degree in computer science or related experience. Familiarity with tools like Git, Redux, RESTful APIs, and mobile testing frameworks is typically required. Problem-solving abilities, attention to detail, and effective communication help developers collaborate and deliver high-quality user experiences. These skills ensure efficient development, maintainable code, and successful cross-platform mobile applications.

What are some common challenges React Native developers face when working on cross-platform mobile apps?

React Native developers often encounter challenges related to maintaining consistent performance and appearance across both iOS and Android platforms. Differences in native components, device hardware, and operating system updates can lead to unexpected bugs or UI inconsistencies. Additionally, integrating native modules or third-party libraries sometimes requires knowledge of native development in Objective-C, Swift, or Java. However, these challenges are balanced by a collaborative work environment, where developers frequently consult with designers, QA testers, and backend engineers to deliver seamless cross-platform experiences.

What is the difference between React Native Development vs React.js Development?

AspectReact Native DevelopmentReact.js Development
Primary FocusMobile app development for iOS and AndroidWeb application development
Required SkillsJavaScript, React, mobile UI/UX, native modulesJavaScript, React, HTML, CSS
Work EnvironmentMobile platforms, cross-platform toolsWeb browsers, web servers
Industry UsageMobile app companies, startups, enterprisesWeb development agencies, tech companies

React Native Development and React.js Development share core JavaScript and React skills but differ mainly in their focus: React Native targets mobile app creation, while React.js is used for web applications. Both roles are essential in modern development, often overlapping in skill sets but serving different platforms and project needs.

What is React Native development?

React Native development involves building mobile applications using the React Native framework, which allows developers to use JavaScript and React to create apps for both iOS and Android platforms. Unlike traditional native app development that requires separate codebases for each platform, React Native enables code sharing and faster development cycles. It is popular for its efficiency, performance, and active community support. React Native apps can access native device features and provide near-native performance with a single codebase.
What are popular job titles related to React Native Development jobs in Ontario? For React Native Development jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching React Native Development jobs in Ontario look for? The top searched job categories for React Native Development jobs in Ontario are:
Infographic showing various React Native Development job openings in Ontario as of July 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution.
Mobile Developer

Full-time

Posted 7 days ago


Job description

About Reactiv

Reactiv is an AI-powered platform that helps Shopify merchants build beautifully branded, high-converting mobile apps without the usual complexity. At the core of what we do is Reactiv Clips, a feature that removes the need for app downloads so brands can deliver fully customized app experiences instantly and without friction. By lowering the barrier to great mobile experiences, we're building the future of mobile commerce, and we're growing our engineering team to help shape what comes next.


About the Role

We're looking for a Junior to Intermediate React Native Mobile Developer to help build and improve the mobile apps our merchants rely on every day. You'll ship real features from the get go with support from an amazing group of ex-Shopify mobile engineers to give you mentorship and help you grow. This is a hands-on role for someone earlier in their career who wants to develop into a strong mobile engineer in a collaborative, hybrid environment. You don't need to check every box below; if you're solid on the fundamentals and eager to learn the rest, we want to hear from you.


What You'll Do

  • Build and maintain features for our iOS and Android apps using React Native.
  • Collaborate with product, design, and other engineers to define, design, and ship new features.
  • Help keep our apps fast and reliable by improving responsiveness and performance.
  • Troubleshoot and fix bugs to improve the experience for merchants and their customers.
  • Take part in code reviews, both giving and receiving feedback, as part of how we maintain quality.
  • Learn and adopt new tools and techniques as the mobile ecosystem evolves.


What We're Looking For


Required

  • Working knowledge of React Native and a solid grasp of React fundamentals.
  • Comfortable writing TypeScript, or strong JavaScript with a willingness to pick up TypeScript quickly.
  • Familiarity with the mobile development lifecycle, from building a feature to seeing it released.
  • Strong problem-solving instincts and eagerness to learn in a fast-moving, collaborative team.
  • Roughly 2 to 4 years of experience building mobile or web applications, or equivalent project and portfolio work.


Nice to Have

  • Exposure to Typescript / Node.js on the backend.
  • Familiarity with the Shopify ecosystem, or an interest in e-commerce.
  • Experience with push notifications and cloud messaging APIs.
  • Experience with Reanimated, or building smooth animations and interactions.
  • Some exposure to native iOS (Swift) or Android (Kotlin).
  • Experience submitting or releasing apps to the App Store or Google Play.
  • Familiarity with CI/CD practices.
  • Experience writing automated tests or unit tests.
  • An eye for UI/UX and platform interface guidelines.


Why Join Us

  • Mentorship and growth: You'll have regular code review, pairing, and support from experienced engineers, with a clear path from junior to intermediate and beyond.
  • Level up with AI: We're constantly exploring how AI can make us better engineers, and you'll have real freedom to experiment with cutting-edge tools rather than wait for permission. It's a fast way to grow.
  • Real impact: The apps you work on are used by merchants and their customers around the world.
  • Hybrid work environment: We believe in a hybrid model to create opportunities for intentional in-person collaboration (and mentorship) while balancing that with the deep focus time that comes from working remotely. You'll join the team in our Toronto office 2 to 3 days a week with the flexibility to work remotely the rest of the time