
Synthesized from 22 candidate submissions for ALL.
Blinkit tailors its interview process to the specific role, with engineering candidates facing deep technical dives and system design, while product, data science, and non‑technical roles encounter case‑study and situational assessments. Overall difficulty is reported as average, with a mix of architecture, algorithmic, and analytical questions across rounds.
The candidate applied for the SDE1 position at Blinkit and went through a 3-round hiring process, but was eliminated after the system design round due to lack of preparation.
First round is a coding challenge
Write the code of postorder traversal without using recursion
Best team with no conflicts Leetcode problem
Second round is a system design challenge
Design Whatsapp
Write a SQL query to find the nth maximum salary
Difference between mutex and semaphore
Third round is a cultural fit call
The candidate had an interview for an SDE-1 position, where they were asked a DSA problem and discussed their work and personal projects. They were rejected after the interview.
Introduction and discussion of work experience
Search in sorted matrix 2
Discussion of personal projects and work experience