Evaluate React developers with real-world challenges that test what matters: component design, hooks mastery, state management, and performance optimization. Our AI generates assessments from your job description in seconds.
45-60 minutes · Junior → Mid-Level → Senior → Lead
Build a reusable data table component with sorting and filtering
Build a reusable data table component with sorting and filtering
Implement a shopping cart with context-based state management
Create a form with validation, error handling, and async submission
Optimize a slow-rendering list with virtualization
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45-60 minutes per candidate · proctored · AI-graded