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Frontend Developer React Js Jobs in Toronto, ON (NOW HIRING)

The Global Wealth Engineering (GWE) team is continuously modernizing and enhancing the client and ... Familiarity with: * Front-End: React.js, Next.js, JavaScript (ES6+), TypeScript. * Back-End ...

Senior Java Developer

Toronto, ON · On-site +1

$91K - $120K/yr

Are you a Senior Java Developer who loves working with cutting-edge technologies and solving ... Work with React.js and Google App Engine with Python 2.7 to support the Front End team. What's in ...

Senior Java Developer

Toronto, ON · On-site +1

$91K - $120K/yr

Are you a Senior Java Developer who loves working with cutting-edge technologies and solving ... Work with React.js and Google App Engine with Python 2.7 to support the Front End team. What's in ...

... front end technologies (React.js, JavaScript/TypeScript) * 5-7+ years of hands on experience in ... on experience with DevOps/CI/CD tooling such as Bitbucket, Jenkins, Sonar (or equivalent ...

Senior Developer 1 - Front End

Toronto, ON · On-site +1

CA$120K - CA$130K/yr

We are looking for an experienced Senior Front-End Software Developer to help us craft scalable ... Experience in Ember.js or similar modern JavaScript frameworks * Extensive knowledge of web ...

Senior Developer 1 - Front End

Toronto, ON · On-site

CA$120K - CA$130K/yr

We are looking for an experienced Senior Front-End Software Developer to help us craft scalable ... Experience in Ember.js or similar modern JavaScript frameworks * Extensive knowledge of web ...

Position: Frontend Engineer (Coding Agent Experience) Type: Contract Compensation: $85/hour ... Experience building modern web applications using React , TypeScript , JavaScript , or similar ...

Improve frontend performance, reliability, accessibility, testing strategy, and developer ... Deep experience building and scaling production web applications with React, TypeScript, and ...

Experience in building SPA with React.js * Experience in Git branching and source code management ... Expertise with JS, TS, and Node.js * Expertise in API development, for both backend and frontend ...

Showing results 41-60

Frontend Developer React Js information

What does a frontend developer React JS do?

A Frontend Developer React Js specializes in building the user-facing parts of web applications using the React JavaScript library. They are responsible for designing and implementing interactive and responsive interfaces that users interact with directly in their browsers. Their work often involves translating UI/UX designs into functional code, optimizing application performance, and collaborating with backend developers to integrate APIs. React developers also use tools like Redux, TypeScript, and modern CSS frameworks to enhance functionality and maintainability.

What is the difference between Frontend Developer React Js vs Frontend Developer Angular?

AspectFrontend Developer React JsFrontend Developer Angular
Required SkillsJavaScript, React, HTML, CSSJavaScript, TypeScript, Angular, HTML, CSS
Work EnvironmentWeb development teams, startups, tech companiesWeb development teams, enterprise applications, tech companies
CertificationsReact certifications, JavaScript coursesAngular certifications, TypeScript courses
Industry UsagePopular in startups and small to medium projectsCommon in large-scale enterprise applications

Both roles focus on frontend development but differ mainly in frameworks used. React Js developers typically work with JavaScript and React, suitable for flexible, fast web apps. Angular developers use TypeScript and Angular, often for complex, enterprise-level projects. The choice depends on project requirements and employer preferences.

What are the key skills and qualifications needed to thrive as a frontend developer React JS?

To thrive as a Frontend Developer specializing in React JS, you need a solid understanding of JavaScript, HTML, CSS, and experience with React and modern frontend frameworks, often supported by a relevant degree or coding bootcamp. Familiarity with tools like Git, npm, Webpack, and testing libraries, as well as experience with RESTful APIs, is typically required. Strong problem-solving skills, attention to detail, and effective communication help developers excel in collaborative and fast-paced environments. These skills ensure the delivery of efficient, user-friendly web interfaces and high-quality, maintainable code.

How does a frontend developer React JS typically collaborate with designers and backend developers?

As a Frontend Developer focused on React.js, you will work closely with UI/UX designers to translate design mockups into interactive, visually appealing interfaces. Collaboration with backend developers is also essential, as you'll integrate APIs and ensure data flows smoothly between the frontend and backend systems. Regular communication and participation in agile ceremonies like stand-ups and sprint planning help align goals, clarify requirements, and resolve any technical challenges promptly. This collaborative environment fosters a shared responsibility for delivering seamless, user-friendly applications.
What are the most commonly searched types of Frontend Developer React Js jobs in Toronto, ON? The most popular types of Frontend Developer React Js jobs in Toronto, ON are:
What are popular job titles related to Frontend Developer React Js jobs in Toronto, ON? For Frontend Developer React Js jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Frontend Developer React Js jobs in Toronto, ON look for? The top searched job categories for Frontend Developer React Js jobs in Toronto, ON are:
Infographic showing various Frontend Developer React Js job openings in Toronto, ON as of August 2026, with employment types broken down into 79% Full Time, 3% Part Time, and 18% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution.

RQ11221 - Sr. Software Developer- Front End

Source Code

Toronto, ON

CA$86.80 - CA$104.16/hr

Contractor

Re-posted 28 days ago


Job description

RQ11221 - Sr. Software Developer- Front End

10-month contract (200 business days) - possible extension of 2 years

ONSITE 5 days - 87 Sir William Hearst Ave., Toronto, Ontario M3M 0B4

Must-haves:

  • React
  • REST APIs
  • JavaScript and TypeScript
  • Node.js
  • NextJS
  • Knowledgeable in Web Content Accessibility Guidelines (WCAG)/ AODA for web application development
  • 5+ year experience and knowledge in Cloud-Native application design, Agile, DevOps Continuous Delivery / Continuous Integration methodologies / processes.

Nice to have

  • Responsive Web front-end, Web APIs, and web services design, development, and testing
  • Unit testing and test automation support (e.g. NUnit, XUnit, MSTest, Karma or Jasmine)
  • JSON
  • Rest API, SpringBoot.
  • Regression testing (manual and automated), including familiarity with web-based QA automation software such as Playwright, and supporting the use of such tools via coding techniques

Project: TSTx P3 - Driver Control & Sanction

Deliverables:

· As a front end developer, work with Business Analysts / Product Manager / Cloud Architect / backend developers, base on storyboard, user stories, UI/UX artefacts, solution architecture, security requirements, data models, develop high-quality front-end code, deliver quality software products (including Minimal Viable Products and Cloud-Native Web Application products, AODA compliance) as required.

· Collaborate with developers to implement designs directly into React/Next applications.

· Maintain design consistency and adhere to brand guidelines across all projects.

· Stay updated with the latest UI/UX design trends and best practices.

· Support Quality Assurance & Defect Management, including Unit Test, Test Automation, Penetration / Vulnerability Test, Load Test, AODA Test, system / user test, migration test, etc.

· Provide critical application support (incident investigation, troubleshooting, interim / long-term fixes, maintenance / incremental changes, etc.) for complex production enterprise Applications.

· Strong understanding of UI design principles.

· Strong communication and teamwork skills.

· Experience in Agile/Scrum methodology for the development, design, implementation, and maintenance of applications.

· Experience in design, code, test and debugging applications.

· Excellent analytical, problem-solving, and decision-making skills; verbal and written communication skills; interpersonal and negotiation skills

· Design and develop responsive web interfaces that work seamlessly across online and mobile devices.

· Proven experience as a web developer with a strong portfolio showcasing mobile and responsive designs.

· Collaborate with UX/UI designers to translate mobile and responsive designs into functional code.

· Ability to adapt to changing business needs with proven track record for meeting deadlines.

· Ability to work independently and as part of a team.

Skill Set Requred:

· Integrating Front-End UIs with the constructed RESTful API's

· 3+ years experience in React with related skills:

o HTML + CSS

o JSX

o Node + NPM

o Javascript ES6

o Fetch Data from Rest APIs

o NextJS

· Secure web application under OWASP guideline and rules

· 5+ year experience and knowledge in Cloud-Native application design, Agile, DevOps Continuous Delivery / Continuous Integration methodologies / processes.

· understand web application security, authentication, access control, HTTPS, TLS, SSO, Pen Test, input validation, CORS, WAF and etc.

· Knowledge of web accessibility / AODA compliance, (for example, validation and remediation using WAVE, AXE tools), DevOps CI/CD pipeline.

· Front End Skills Knowledge and experience coding and using basic artwork to deliver a complete user interface.

· Experience creating web interfaces for large websites.

· Experience with Cross browser compatibility.

· Deep knowledge of common authentication technologies, browser-based security controls, and standard web application security tools


AI Disclaimer: Source Code may use artificial intelligence (AI) tools to assist in certain aspects of its recruiting and business operations.

Note: The higher end of the range is intended for absolutely exceptional candidates who meet all must-have requirements and most or all nice-to-have qualifications. The client will evaluate candidates based on both rate expectations and overall skill set when shortlisting.

INCORPORATED RATE RANGE (7.25 billable hours per day)

  • $86.80/hr - $104.16/hr Inc.

T4 RATE RANGE (7.25 billable hours per day)

  • $69.44/hr - $83.33/hr T4