300+ DE Shaw Interview Questions & Answers | Complete Prep Guide 2025

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120 interviews found

Interview Questions & Answers

Anonymous

posted on 20 May 2015

Interview Questionnaire

26 Questions

Q1. Brief Introduction

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Q2. I told them to ask me from DS and Algorithms

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Q3. They ask some questions from the language you use for coding (They were expecting Java). In C++ they asked from virtual functions, STL, copy constructors etc. (After this,he knew that I know my language we...

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Q4. He asked me to design a database which could handle the quick changes in the shares which happen in the market

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Q5. He told me how would you buy the shares of the companies if you know the future for some period of time

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Q6. After that came a designing question

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Q7. He then started to ask queries, Indexing, Normalization in databases in deep

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Q8. Design a class which has director, HOD, Professor and students. They all are reporting to their respective heads. I have to display the hierarchy structure of the information in a Site

Ans.

Design a class hierarchy for director, HOD, Professor and students reporting to their respective heads.

Create a base class for all employees with common attributes and methods
Create derived classes for director, HOD, Professor and students
Implement reporting hierarchy using pointers or references
Display hierarchy structure on the site using a tree or graph
Consider adding additional attributes and methods as needed

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Q9. Tell me a brief about yourself

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I am a highly motivated individual with a passion for learning and achieving my goals.

Graduated with honors from XYZ University
Completed internships at ABC Company and DEF Organization
Proficient in Microsoft Office and Adobe Creative Suite
Volunteered at local non-profit organization for 2 years
Currently pursuing a certification in project management

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Q10. Various sections of memory stack, heap, data. Explain them using a code

Ans.

Explanation of memory sections: stack, heap, data

Stack: stores function calls and local variables
Heap: dynamically allocated memory
Data: global and static variables
Example: int x; //data, int *y = new int; //heap, void foo() { int z; } //stack

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Q11. Questions on your language C++( Basics)

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Q12. Median of two sorted arrays

Ans.

Finding median of two sorted arrays

Merge the two arrays and find the median
Use binary search to find the median in O(log(min(m,n))) time
Divide both arrays into two parts and compare the medians to discard half of the elements

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Q13. Find the endianess of a machine using a function

Ans.

A function to determine the endianess of a machine

Create a variable with value 1
Cast the variable to a byte array
If the first byte is 1, the machine is little endian, else big endian

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Q14. Producer consumer problem, reader’s writer’s problem with proper code using the semaphores

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Q15. About semaphores and monitors

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Q16. He was really impressed till then as I answered all questions perfectly, he then asked some real time examples about polymorphisms, inheritance

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Q17. Thrashing and why it occurs

Ans.

Thrashing occurs when a computer's performance suffers due to excessive swapping of data between RAM and virtual memory.

Thrashing happens when the system is overburdened with too many processes and there is not enough physical memory to handle them.
The operating system starts swapping data between RAM and virtual memory, which slows down the system.
This can lead to a vicious cycle where the system spends more time swap...

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Q18. He then asked me to explain the steps when we enter a URL into a browser

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Q19. He then asked about Normalization in databases and by luck I remembered the Normal forms and answered

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Q20. Some questions on protocols and layers of OSI model.

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Q21. Tell me something about yourself and Introduction

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I am a highly motivated individual with a passion for learning and problem-solving.

I have a degree in computer science and have worked as a software engineer for 3 years.
I enjoy working in a team and collaborating with others to achieve common goals.
In my free time, I like to read books on personal development and try new recipes in the kitchen.
I am also an avid traveler and have visited over 10 countries in the past 5

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Q22. He asked about the coding language I use and asked questions on OOPs concepts like Abstraction, Inheritance, and Polymorphism

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Q23. As I told I code in C++ he asked me about Virtual function, what the problem with multiple inheritance is and how C++ resolve that. Some questions on STL and design of the Templates

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Q24. I told him to ask question from DS and Algorithms as that was the part in which I was prepared. There is a class of N students and you have to find the top K marks scorers

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Q25. He then asked questions on Indexing in databases.

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Q26. Again a DS question he told me what data structure you will use to design a google search, having the key words from the respective sites

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Interview Preparation Tips

Round: Technical Interview
Experience: 2. I told them to ask me from DS and Algorithms.

They asked the question like you have timing of arrival and departures of the trains you have to find the minimum l number of platforms required to accommodate them.

(I told them I know the answer, after this they didn’t even asked me single DS questions (I got screwed)???)

8.Design a class which has director, HOD, Professor and students. They all are reporting to their respective heads. I have to display the hierarchy structure of the information in a Site.
He also told me that if a new designation comes or new employee comes then your class should handle those cases without any change. (With help I designed a tree, but he was expecting something else.) After that he told me to design a database for it which I did and he was happy with the solution.
After this round I thought that they would send me home, there was a mixed feeling. But I was waiting for them for a round of DS and Algorithms: P.

Round: HR Interview
Experience: Some general questions.

Interests, weakness, strength, Package of the current company.

Only 4-6 students of 20-25 had their HR rounds that day, so I thought I may have a chance but I still had very bad 1st round in my mind.

On the next day I got a call for some details of my present company, after that few days later I got a call of the offer from them with a good package.

Round: Technical Interview
Experience: I told him to ask question from DS and Algorithms as that was the part in which I was prepared.There is a class of N students and you have to find the top K marks scorers.(This questions was slight different from the common top K element question ,for example we have to find the top 3 marks scorers as that can be entire class if they all get same top 3 marks, after some discussions I answered the question.)

General Tips: Some tips:1. For D E Shaw you need to be good in all the subjects.2. Be truthful in the interview if you know the answer tell them, they may like your honesty (Depends on individuals).3. Most of them lack in databases, so come prepared with it thoroughly.4. Best of luck.
College Name: NA

Skills evaluated in this interview

Senior Specialist Interview Questions & Answers

Anonymous

posted on 12 Jan 2025

Interview experience

Excellent

Difficulty level

Process Duration

Result

Round 1 - One-on-one

(6 Questions)

Q1. Tell me about youtself?

Ans.

I am a dedicated and experienced professional with a strong background in project management and team leadership.

Over 10 years of experience in project management
Proven track record of successfully leading cross-functional teams
Strong communication and interpersonal skills
Certified in project management (PMP)
Previously managed a project with a budget of $1 million

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Q2. What do you know about TDS?

Ans.

TDS stands for Tax Deducted at Source, a system where tax is deducted by the payer at the time of making payment.

TDS is a system introduced by the Income Tax Department of India to collect tax at the source from where an individual's income is generated.
It is applicable to various payments such as salary, interest, commission, rent, etc.
The deducted TDS amount is then deposited to the government by the deductor.
TDS rat...

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Q3. Situation AP based journal entries

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Q4. What is GST on reverse charge?

Ans.

GST on reverse charge is a mechanism where the recipient of the goods/services is liable to pay the tax instead of the supplier.

Under reverse charge mechanism, the recipient of the goods/services is responsible for paying the GST instead of the supplier.
It is applicable in certain cases like import of services, specified goods/services, etc.
The recipient needs to self-assess and pay the tax directly to the government.
I...

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Q5. What are the documents required to initiate a foreign remittance?

Ans.

Documents required for foreign remittance include identification proof, proof of address, and purpose of remittance.

Identification proof such as passport or driver's license
Proof of address like utility bill or bank statement
Purpose of remittance document like invoice or agreement

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Q6. More situational based AP journal entries.

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Senior Specialist Interview Questions asked at other Companies

Q1. Design the zabbix architecture and share how many servers are you gonna suggest the customer to have?

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DE Shaw Interview Questions and Answers for Freshers

Executive Assistant Interview Questions & Answers

Anonymous

posted on 22 Feb 2025

Interview experience

Bad

Difficulty level

Moderate

Process Duration

More than 8 weeks

Result

Not Selected

I was interviewed in Aug 2024.

Round 1 - One-on-one

(2 Questions)

Q1. Behavioural Questions

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Q2. Scenario Based Questions

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Round 2 - One-on-one

(2 Questions)

Q1. Scenario Based Questions

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Q2. Guestimates

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Round 3 - One-on-one