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Zepto | SDE - 2 Backend | Bangalore | September 2024 | Selected

Round 1

Questions:

  1. Best Time to Buy and Sell Stock (https://leetcode.com/problems/best-time-to-buy-and-sell-stock/description/)
  2. Combination Sum II (https://leetcode.com/problems/combination-sum-ii/description/)

For the 1st question, a complete solution was required, and for the 2nd question, only pseudocode was required.

Candidate's Approach

No approach provided.

Interviewer's Feedback

No feedback provided.


Round 2

Questions: Design a system for managing customer orders and deliveries in a quick commerce platform. The requirements included:

  1. Structuring the system to manage customer orders, inventory, and deliveries.
  2. Designing a system to handle order prioritization for fast delivery, especially during peak times.
  3. Handling different payment methods such as credit cards, digital wallets, and cash on delivery.
  4. Ensuring data security and compliance with relevant e-commerce regulations (optional).

The interviewer wanted class diagrams, API design, and database design. He also asked which design patterns would be used and which database (SQL or NoSQL) would be used for each component and why.

Candidate's Approach

No approach provided.

Interviewer's Feedback

No feedback provided.


Round 3

Questions: The discussion focused on the candidate's past projects and experiences, including:

Candidate's Approach

No approach provided.

Interviewer's Feedback

No feedback provided.


Round 4

Questions: The HR round involved checking background details and asking standard questions like:

Candidate's Approach

No approach provided.

Interviewer's Feedback

No feedback provided.