03 Aug
|
JSG (Johnson Service Group
|
Toronto
03 Aug
JSG (Johnson Service Group
Toronto
Our client is seeking a UI Developer (React) to join their team, hybrid Toronto, 3 days per week.
Strong experience with React.js and contemporary 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
Familiarity with REST APIs and asynchronous programming
Working knowledge of web accessibility standards (WCAG)
Proficiency with Git and version control workflows #
📌 UI Developer Web application (Toronto)
🏢 JSG (Johnson Service Group
📍 Toronto