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Senior Front End Engineer Interview Questions
2,000 senior front end engineer interview questions shared by candidates
In the casual interview, the recruiter asked about general work experience, expectation. In the technical interview, I was asked 2 questions, one regarding data structure, and another regarding DOM.
How would you use forms in React
angular/design patterns/micro front end/Code review session with the existing code
How did I measure the effectiveness of my activities in the previous Platform team?
Quickest way to find duplicate characters in a string
Serialise IDs from a nested tree of items const data = [ { id: 1, items: [{ id: 4, items: [{id: 5}, {id: 6, items: [{id: 8}]}]}]}, { id: 2, items: [{ id: 7}]}, { id: 3 }, { id: 9, items: [{id: 10, items: [{id: 12}]}, {id: 11}] } ]; // Should return [1, 2, 3, 9, 4, 7, 10, 11, 5, 6, 12, 8]
They asked me to explain how I would approach optimizing the performance of a web application. It was a great question because it allowed me to demonstrate my practical experience, talk about specific tools and techniques I use, and show how I think through real-world challenges.
Questions related to team leading
Really basic questions about typescript and HTML at beginner level.: What do you think about using "any" as a type... Do you put all your css in one file? What is the difference between var and let... + many other junior level questions.
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