Frontend Interview Experience in Flipkart
Overview
This document details the interview process for a Frontend Software Development Engineer (SDE-1) position, referred to internally as a UI Engineer, at Flipkart. The interview process comprised four distinct rounds designed to assess the candidate's technical proficiency and problem-solving capabilities.
Interview Rounds
1. Machine Coding Round
The candidate was provided with an API and tasked with developing a login/logout flow and a user profile page. The requirements included fetching data from the API and enabling users to view and update their profile details. The candidate had 90 minutes for development, followed by a one-hour code review and discussion with the interviewer. The evaluation covered the candidate's approach, potential optimizations, and possible technical enhancements. React.js was used for the implementation.
Verdict: Selected
2. React/JavaScript Round
This round focused on assessing the candidate's knowledge of core React and JavaScript concepts. Topics covered included:
- Event Loops
- Prototypes
- Local Storage vs. Session Storage
- Event Bubbling vs. Event Capturing
- Deep Copy vs. Shallow Copy
- Polyfill for Promise.all
- React Fiber
- Promise-based output questions
Verdict: Selected
3. DSA Round
In the Data Structures and Algorithms (DSA) round, the candidate was presented with two problems:
The candidate successfully solved both problems.
Verdict: Selected
4. System Design + Hiring Manager Round
This round involved designing a Google Calendar-like sidebar UI. The evaluation focused on the data structures chosen to retrieve event data, the methods for sorting events by date, and the strategies for grouping data by day, week, and month. The interviewer also inquired about the candidate's past projects and asked standard hiring manager questions, including the candidate's motivation for joining Flipkart.
Verdict: Selected
Key Takeaways
Candidates preparing for similar roles should focus on strengthening their coding and design skills. A solid understanding of React and JavaScript fundamentals is essential. Proficiency in data structures and algorithms is also crucial for success in the interview process.
Original Source
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