What are your personal preferences among state managers and why?
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Frontend
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Find and fix the bugs in the ready marketplace project, starting with user interface testing and debugging.
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What state managers have you worked with?
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Does a component with the "use client" directive render on the server? What is the difference between server and client components?
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Tell us about the code splitting you mentioned: how did you implement it?
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What will be the result of executing the code where the method user.sayHi is passed to setTimeout?
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Solve the CSS task: for the given HTML markup on the left, write no more than two CSS rules to achieve the display shown on the right.
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How does the company view the use of AI tools and AI agents in development?
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Is the expression where a string primitive property is assigned a value: const someString = 'myValue'; someString.myNumber = 5 valid?
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What is the main difference between SSE and WebSocket?
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What architecture and folder structure did you use on the frontend?
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What is CORS and what are the options for solving cross-domain request issues?
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What methods of context optimization do you know when working with LLM? How would you implement a large feature using AI?
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Tell us how you found a slow query that took almost two seconds to execute and how you optimized it?
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How do you plan and think through content modeling in a CMS: structure, fields, usability? Have you worked with Payload CMS, Sanity, or similar CMS; how do you configure them, what is your approach? Do you communicate with product managers who fill the site, and where do you start your work?
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How does the virtual DOM work in React?
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Why are likes in the product list assigned to the wrong items? Find the cause and suggest a fix.
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Do you follow CSS innovations?
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What is the difference between CSS Flexbox and Grid?
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Which data loading approach do you prefer in React: useEffect or RTK Query/React Query?
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