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Top React Developer Jobs in Toronto

2 Days Ago
Toronto, ON
Mid level
Mid level
Software
The Lead Front-End React Engineer will develop and guide a large-scale React project, establishing coding standards, optimizing front-end architecture, and improving testing strategies while collaborating with a team of engineers.
Top Skills: Typescript
5 Days Ago
Hybrid
Toronto, ON
Senior level
Senior level
Healthtech • Software
The Senior React Engineer will develop, enhance, and maintain web components, automate tasks, analyze and debug systems, perform testing, review team members' work, and collaborate with internal teams to improve products while ensuring the software is up to date with the latest technologies.
Top Skills: JavaScriptTypescript
15 Hours Ago
Remote
Toronto, ON
Senior level
Senior level
Security • Software • Cybersecurity
The Senior React Developer will bridge the gap between UX Design and Agile Development, focusing on creating effective user interfaces, enhancing the Arctic Wolf Design System, and mentoring junior developers. Responsibilities include implementing visual designs, writing production code, ensuring accessibility, and participating in the full software development lifecycle.
Top Skills: ReactTypescript
3 Days Ago
Remote
Toronto, ON
Senior level
Senior level
Security • Software • Cybersecurity
As a Senior React Developer at Arctic Wolf, you will bridge UX Design and Agile Development to create and implement user interfaces. Your responsibilities include coding with a focus on user experience, contributing to the design system, and mentoring other developers while ensuring interfaces are accessible and perform well.
Top Skills: ReactTypescript
3 Days Ago
Toronto, ON
Mid level
Mid level
Healthtech
As a Frontend React Developer, you will be responsible for developing scalable and efficient frontends for Customer Information Systems and ERP platforms, focusing on user interface design, integration with backend services using APIs, and maintaining best practices in code quality. You will also mentor junior developers and enhance application performance through proactive debugging and optimization.
Top Skills: JavaScript
Yesterday
Remote
Hybrid
Toronto, ON
Expert/Leader
Expert/Leader
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
The Staff Software Engineer will work with the Banking Web team to migrate their Ember app to React, mentor colleagues, collaborate with cross-functional teams, and contribute to building inclusive web experiences that support merchant cash flow management.
Top Skills: EmberReactTypescript
Senior level
Information Technology • Professional Services • Consulting
The Senior Java Fullstack Engineer will be responsible for hands-on coding, developing applications using Java, Spring Boot, and React, alongside microservices architecture. The candidate must also work with REST APIs, and may engage with DevOps practices and cloud technologies while ensuring quality through JUnit testing.
Top Skills: Java
20 Hours Ago
Toronto, ON
Mid level
Mid level
Blockchain • Fintech • Financial Services • Cryptocurrency • Web3
The Software Engineer will design and build advanced mobile applications for iOS and Android using React Native, collaborate with cross-functional teams, write efficient code, ensure application quality, and provide mentorship to peers in a high-collaboration environment.
Top Skills: JavaScriptReact NativeTypescript
21 Hours Ago
Toronto, ON
Senior level
Senior level
Cloud • eCommerce • Payments • Sales • Software
As a Senior Software Developer at Lightspeed, you will deliver features for the Hospitality product group, implement prototypes, mentor developers, and translate requirements into actionable plans while ensuring mobile applications meet connectivity and architecture standards.
Top Skills: React NativeTypescript
21 Hours Ago
Toronto, ON
Mid level
Mid level
Cloud • eCommerce • Payments • Sales • Software
As a Software Developer II, you will support Lightspeed's Hospitality product group by developing and shipping production-grade applications using React Native and TypeScript for both Android and iOS. You will engage in technical initiatives, troubleshoot issues, and participate in agile ceremonies to enhance mobile applications.
Top Skills: React NativeTypescript
21 Hours Ago
Toronto, ON
Mid level
Mid level
Software
As a Software Developer II (React Native), you will develop and enhance Lightspeed's Cloud POS for the Hospitality product group, focusing on production-grade mobile applications for both Android and iOS while engaging in daily standups and contributing to the software development lifecycle.
Top Skills: React NativeTypescript
21 Hours Ago
Toronto, ON
Senior level
Senior level
Blockchain • Fintech • Financial Services • Cryptocurrency • Web3
The Senior Software Engineer will design and build advanced mobile applications for iOS and Android using React Native, collaborate with cross-functional teams on feature development, write clean code, ensure app performance and quality, troubleshoot issues, and mentor peers in best practices.
Top Skills: JavaScriptReact NativeTypescript
22 Hours Ago
Toronto, ON
Senior level
Senior level
Software
As a Senior Software Developer, you will enhance Lightspeed's Hospitality product by delivering features, leading technical initiatives, mentoring developers, and helping troubleshoot issues, while working in a flexible and collaborative environment.
Top Skills: React NativeTypescript
Entry level
Financial Services
The Vice President, Front Office Developer will develop and maintain analytical tools used by traders at BMO Capital Markets. Responsibilities include designing scalable code, building robust REST APIs, and ensuring a responsive front-end architecture. The role involves collaboration with various teams to support trading operations.
Top Skills: JavaScriptPythonTypescript
3 Days Ago
Toronto, ON
Mid level
Mid level
Information Technology • Industrial • Manufacturing
The React Native Developer will work on building, updating, and maintaining mobile application features for iOS and Android. Responsibilities include collaborating with team members on requirements, writing maintainable code, debugging issues, and conducting code reviews.
Top Skills: JavaScriptReact NativeTypescript
3 Days Ago
Toronto, ON
Senior level
Senior level
Digital Media • News + Entertainment
As a Senior React Native Software Developer, you will lead and mentor the development of mobile applications, focusing on robust, scalable, and user-friendly solutions. You will collaborate with the team to prioritize tasks, conduct testing, and ensure best practices in coding and documentation are followed.
Top Skills: JavaScriptReact NativeTypescript
Yesterday
Remote
Hybrid
Toronto, ON
Mid level
Mid level
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
The Software Engineer (Backend) will design and implement features to enhance buyer experiences, deliver APIs for buyer data interaction, collaborate on cross-team projects, and address performance and scalability challenges. Strong familiarity with Ruby and a solid background in large-scale systems are essential.
Top Skills: JavaRuby
5 Days Ago
Hybrid
Toronto, ON
Senior level
Senior level
Healthtech • Software
As a Senior Software Engineer at PointClickCare, you will prioritize and execute tasks in the software development life cycle, collaborate with teams on software requirements, write efficient code, automate tasks, analyze and debug systems, perform testing, and ensure technologies are up-to-date.
Top Skills: JavaScriptTypescript
8 Days Ago
Remote
Toronto, ON
Senior level
Senior level
Cloud • Payments • Software
The Senior Full Stack Developer will lead mobile application development, focusing on performance optimization and secure architectures using React Native and C#. Responsibilities include mentoring junior developers, collaborating with cross-functional teams, and ensuring adherence to security protocols.
Top Skills: C#React Native
2 Hours Ago
Remote
Toronto, ON
Senior level
Senior level
Security • Software
As a Staff Software Engineer, you will design, develop, and maintain cloud-native dynamic application security products. Your role includes architecting new features, enhancing scalability and performance, collaborating with cross-functional teams, and mentoring engineers while driving best practices in security and cloud architecture.
Top Skills: JavaKotlinScala
10 Days Ago
Hybrid
Toronto, ON
Senior level
Senior level
Healthtech • Software
As a Senior Full Stack Engineer, you'll be responsible for developing and maintaining software applications, writing scalable code in Java, and collaborating with teams to iterate over requirements. Your role includes automating tasks, debugging systems, performing validation testing, and ensuring the software stays up to date with the latest technologies.
Top Skills: BashJavaPythonReact
23 Hours Ago
Remote
Toronto, ON
Senior level
Senior level
Legal Tech
As a Mobile Engineer at Proof, you will design, develop, and maintain mobile applications using React Native, optimize API interactions, and enhance mobile app architecture for performance. You will mentor junior engineers and collaborate across teams to implement new features in a remote, agile environment.
Top Skills: JavaScriptReact NativeTypescript
2 Days Ago
Remote
Toronto, ON
Mid level
Mid level
Software
The Frontend Engineer will contribute to developing the Hiveon OS Enterprise, optimizing operations for a high-load business by creating user interfaces in React/Redux. Responsibilities include implementing innovative solutions, collaborating with the design team on UI/UX, and ensuring cross-browser compatibility.
Top Skills: JavaScriptReactTypescript
21 Hours Ago
Toronto, ON
Mid level
Mid level
Cloud
As a Senior FullStack Engineer at Okta, you'll develop scalable solutions for the Privileged Access Management team, focusing on backend in Golang and frontend in React. You will design architecture, build APIs, and ensure a world-class user experience while collaborating on projects with product management and UX teams.
Top Skills: GoReact
Senior level
Marketing Tech
The Senior Software Architect/Developer will lead technological changes and improvements in StickerYou's platform. Responsibilities include evaluating new technologies, managing project resources, participating in the full project lifecycle, and addressing customer support issues with development team assistance.
Top Skills: .NetReact
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