Delloite Hashedin Interview Experience for SDE-1

Last Updated : 03 Feb, 2023

Around 130 students were shortlisted for 1st round.

Round 1 (Coding Test): Online test was conducted on the codility platform.

There were 3 questions which are to be solved in 1 hour and 30 minutes.
The questions were basically of Array or Hashmap, String, and a medium-level DP.

29 were qualified for 2nd round(interviews).

2nd Round-Technical Interview 1 (1hr 10 mins): It started with an introduction from both sides, then he asked me to choose a programming language I am comfortable with.

I choose Java, then he asked me two DSA questions about string where we need to implement stack and one general question detect loops in a linked list, we need to provide the most optimal solutions with the time and space complexity.
Then questions on DBMS(acid properties, different types of keys), and he asked me about sorting algorithms and the time and space complexity of all sorting algorithms. I was qualified for the next round.

Question: https://www.geeksforgeeks.org/detect-loop-in-a-linked-list/

5 out of 29 moved to the next round.

3rd Round- Technical Interview 2(1hr):

First was an introduction then he asked me about a DSA problem with Coin Change,
I gave a brute force approach using recursion then I moved to optimize I was unable to give the optimal solution,
And then he asked me to design a food delivery website and do some queries and use the relations I build in the tables.
I did the questions and build a food delivery website. I got qualified for the next round.

Question: https://www.geeksforgeeks.org/coin-change-dp-7/

3 out of 5 were qualified for the next round

4th Round- Fitment Round (30 mins): In this round, they asked me about my introduction, then followed by my projects and a bit about my family and personal details. Then they asked me to tell me about a real-world problem I can fix with a project or approach about it in medical and cab services.