Senior React Web Developer — Remote Canada

Cognizant; Halifax; Hybrid; CAD 60,000 - 95,000; Full time

Job summary

Cognizant is seeking a React Developer to design, develop, and maintain modern web applications that deliver exceptional user experiences. You will work with UI/UX designers, backend developers, product owners, and stakeholders to build innovative digital solutions.

The role supports hybrid work with remote options in Canada, with emphasis on delivering scalable, high-performing interfaces and robust front-end architectures.

Qualifications

• 3+ years of professional experience developing applications using React.js.
• Strong proficiency in JavaScript and TypeScript.
• Hands-on experience with state management frameworks such as Redux or Context API.
• Experience integrating RESTful APIs and third-party libraries or SDKs.
• Familiarity with GraphQL and modern front-end development practices.
• Strong debugging, troubleshooting, and performance optimization skills.
• Experience working in Agile development environments.

Responsibilities

• Design, develop, and maintain responsive applications using React.js and modern front-end technologies.
• Collaborate with UI/UX designers to transform wireframes and mockups into intuitive, user-friendly interfaces.
• Integrate RESTful APIs, GraphQL services, and third-party SDKs to deliver seamless application functionality.
• Write clean, maintainable, and well-documented code while adhering to established development standards and best practices.
• Participate in code reviews, troubleshoot application issues, optimize performance, and contribute to Agile ceremonies including sprint planning, daily standups, and retrospectives.

Skills

React.js

JavaScript

TypeScript

Redux

Context API

GraphQL

Agile

Performance optimization

Job description

Cognizant is seeking a React Developer to design, develop, and maintain modern web applications that deliver exceptional user experiences. You will work with UI/UX designers, backend developers, product owners, and stakeholders to build innovative digital solutions.

The role supports hybrid work with remote options in Canada, with emphasis on delivering scalable, high-performing interfaces and robust front-end architectures.