UI Developer
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Summary
UI Developer building React-based interfaces with a focus on modern JavaScript, React Hooks, and React Query. The role involves performance optimization, unit testing with Jest, and ensuring WCAG accessibility standards in a hybrid Toronto-based team.
Our client is seeking a UI Developer (React) to join their team, hybrid Toronto, 3 days per week.
Must Have
- Strong experience with React.js and modern JavaScript (ES6+)
- Hands‑on experience with React Hooks
- Practical experience with React Query for data fetching and caching
- Solid understanding of component lifecycle and rendering behavior
- Proven experience with frontend performance optimization
- Experience writing unit tests using tools such as Jest, React Testing Library, or similar
- Strong knowledge of HTML5, CSS3, and responsive design
- Familiarity with REST APIs and asynchronous programming
- Working knowledge of web accessibility standards (WCAG)
- Proficiency with Git and version control workflows