BLINKIT PVT LTD interview experience Real time questions & tips from candidates to crack your interview
SDE - 1
BLINKIT PVT LTD
3 rounds | 3 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 3 months
Topics: Data structures, Algorithms, Web development, OOP, LLD
Tip 1 : Have clear web dev fundamentals
Tip 2 : Have at least 1 good non-trivial project
Tip 3 : Practice basic DSA questions.
Application process
Where: Linkedin
Eligibility: No criteria
Tip 1 : For past experience (internship/full time), explain the impact you created instead of only mentioning what you did.
Tip 2 : Don't exceed 1 page.
Tip 3 : Get it cross-checked for mistakes through multiple sources.
Tip 4 : Only put in stuff that you are confident in being able to explain.
Interview rounds
01
Round
Medium
Assignment
Duration120 minutes
Interview date20 Jun 2021
Coding problem1
1. System Design Question
Design a reward system from scratch with specific requirements.
Problem approach
Tip 1: Created basic high-level design of the system.
Tip 2: Defined the entities.
Tip 3: Defined the required APIs.
Tip 4: Implemented the solution.
Tip 5: Documented everything.
02
Round
Medium
Video Call
Duration120 minutes
Interview date23 Jun 2021
Coding problem1
- Discussion on the first round's assignment
- Was asked about adding unit tests in the assignment
- Fundamental questions on the approach used for the assignment.
1. System Design Question
Things that could have been done better in the problem given in the first round.
Problem approach
Tip 1 : Consider various edge cases.
Tip 2 : Justify the tech stack used.
Tip 3 : Write unit tests.
03
Round
Medium
Video Call
Duration90 minutes
Interview date31 May 2022
Coding problem1
Round was with tech lead. Was briefly asked about the problem I solved in the first round. Then I was asked to solve 1 medium level DSA based question. Some discussion on culture fit was also done.
1. Traffic Lights
Given the frequency of traffic lights' states determine if there will ever be an invalid state for the traffic signal and the condition of the invalid state were given.
Problem approach
Gave a brute force approach and implemented it.
Improved upon it after getting some hint.
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
What is recursion?
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