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React.JS Developer
LinkedIn Recruiter Post
Hiring React.JS Developer for hybrid role in Mississauga, ON. Requires strong ReactJS, HTML5, CSS, JavaScript, and Redux experience.
About the role
- Senior Front End Developer at CoLab, creating responsive UI experiences using React and TypeScript. Collaboration with product and design teams to enhance user engagement with complex data.
Responsibilities
- Build and maintain UI features using React, TypeScript, and our internal component library
- Work with product and design to translate user needs into front-end solutions
- Develop, test, and ship changes regularly as part of sprint-based releases
- Participate in code reviews and contribute to front-end architecture decisions
- Advocate for performance, accessibility, and usability across the platform
- Collaborate with back-end and infrastructure teams to integrate APIs and optimize workflows
- Help maintain and improve our testing practices using tools like Cypress or Playwright
- Share your knowledge and learn from others — mentorship is a two-way street
Requirements
- 5+ years of professional front-end development experience
- Strong proficiency with React, TypeScript, HTML, and CSS
- Experience integrating APIs and working within a modern front-end toolchain (e.g. Vite, Webpack, npm, ESLint)
- Familiarity with Git workflow (pull requests, branches, code reviews)
- Experience writing automated tests (unit, integration, and E2E)
- Understanding of front-end performance principles and accessibility best practices
- Strong communication skills and a collaborative mindset
- Nice-to-Have: Experience with design systems and scalable component libraries, Familiarity with GraphQL, Familiarity with Python, Experience working closely with product designers
Benefits
- extended health and benefits package
- unlimited paid vacation
- RRSP matching
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