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      Svitla Systems

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      Senior Frontend Developer Interview

      Jun 8, 2021
      Anonymous employee
      Odessa
      Accepted offer
      Positive experience
      Difficult interview

      Application

      I applied through a recruiter. I interviewed at Svitla Systems (Odessa) in Jan 2021

      Interview

      The interview consisted of five steps: 1) Svitla recruiter; 2) Technical interview with Svitla engineers: 3) Technical interview with the customer Tech Lead; 4) Interview with customer HR; 5) Interview with the customer Production Lead. The whole interview was intense but well-organized, so we went through all steps quite fast.

      Interview questions [10]

      Question 1

      Q: Describe the Architecture of global error handling in React-based app?
      Answer question

      Question 2

      Q: Describe advanced Typescript technics (intersections, generics, etc).
      Answer question

      Question 3

      Q: Build a small sample app with React and mock GrapqQl API.
      Answer question

      Question 4

      Q: Describe and compare css display: flex and display:grid technics.
      Answer question

      Question 5

      Q: How to create a custom hook in React?
      Answer question

      Question 6

      Q: Describe event loop in JavaScript: microtasks and microtasks.
      Answer question

      Question 7

      Q: Describe GraphQL schemas and query types.
      Answer question

      Question 8

      Q: Describe the Context pattern in React.
      Answer question

      Question 9

      Q: Describe the difference between useRef and createRef in React.
      Answer question

      Question 10

      Q: Explain how promises work in JavaScript.
      Answer question

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