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Zepto

Software Development Engineer 2

Optimizing FlatList Performance

Medium

𝐅𝐫𝐨𝐧𝐭 𝐄𝐧𝐝(𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞) 𝐪𝐮𝐞𝐬𝐭𝐢𝐨𝐧𝐬General KnowledgeCandidate Selected

performance react-native flatlist

Explain the essential props for optimizing the performance of FlatList in React Native, such as keyExtractor, getItemLayout, initialNumToRender, and windowSize. Discuss additional methods to enhance list rendering efficiency.

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Zepto Software Development Engineer 2 Interview Experience

The interview process at Zepto for the Software Development Engineer - 2 position consisted of a technical round focusing heavily on React Native and frontend development challenges. Candidates should prepare for programming problems including creating custom hooks, memoization, API retry mechanisms, and optimizing component performance. Overall, the interview was quite rigorous and demonstrated the need for strong technical skills in software engineering with a specific emphasis on frontend technologies.