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Deliveroo Engineer L4 Interview Questions and Answers
Updated
20 Feb 2024
2 interviews found
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Anonymous
Interview experience
Average
Difficulty level
-
Duration
-
Result
Not Selected
2 Interview Rounds
1
Assignment Round
Cron expression parser
2
Technical Round (1 Question)
- Q1. System design - distribute 6 mil burger in 10minutes. View Answers (1)
Interview Preparation Tips
Interview preparation tips for other job seekers - also had a round to discuss the assignment (cron expression parser) , will be asked to implement few features live.
Skills evaluated in this interview
Interview experience
Good
Difficulty level
-
Duration
-
Result
-
2 Interview Rounds
1
Assignment Round
Cron expression parser
2
Technical Round (1 Question)
- Q1. System design : 6 million burgers in 10 minutes give away. View Answers (1)
Interview Preparation Tips
Interview preparation tips for other job seekers - do what you are told , dont waste time.
system design is important.
technical round on cron expression take home assignment , will be asked to implement few more features.
system design is important.
technical round on cron expression take home assignment , will be asked to implement few more features.
Skills evaluated in this interview
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2w (edited)
a consultant
Alternate documents for Employee verification?
My new employer asked for my previous offer letters and salary slips. When I inquired, they said it was for background verification.
However, I feel that providing these documents might affect salary negotiations, and it feels a bit unethical too.
What alternative documents can I provide for employment verification?
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Interview experience
Bad
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
No response
I applied via LinkedIn and was interviewed in Oct 2024.
2 Interview Rounds
1
One-on-one Round (2 Questions)
- Q1. DSA question with Some Stack Add Answer
- Q2. Discussion around Current project Add Answer
2
One-on-one Round (2 Questions)
- Q1. Managerial discussion around resume and some basic java and spring question Add Answer
- Q2. Java and spring boot question Add Answer
Interview experience
Excellent
Difficulty level
Easy
Duration
-
Result
Not Selected
I applied via Naukri.com
1 Interview Round
1
Technical Round (4 Questions)
- Q1. Asked to write a program to check whether string is valid or not. String consists of only three kind of special characters "(), [], {}". We need to return true ...read more Add Answer
- Q2. What is useRef hook used for? View Answers (1)
- Q3. What are the best practices to avoid rerenders and to improve performance View Answers (1)
- Q4. What are callbacks, Promises, async await View Answers (1)
Skills evaluated in this interview
Vivek Singh
Interview experience
Good
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected
I applied via LinkedIn and was interviewed in May 2024.
3 Interview Rounds
1
Technical Round (4 Questions)
- Q1. What is event loop, how it works. View Answers (1)
- Q2. Micro task queue and macro task queue. Add Answer
- Q3. Is node.js single threaded or multi-threaded, also discuss threadpool and it's usages. Add Answer
- Q4. Tell the order of output, among process, promise, setTimeout, fs, setInterval. View Answers (1)
2
Technical Round (4 Questions)
- Q1. JavaScript usages compiler or interpreter. View Answers (1)
- Q2. Tell the output among various for loops using var, let and bind. View Answers (1)
- Q3. A medium level dsa question on array, solved it using pre-sum. Add Answer
- Q4. Situation based question, on how to pick a suitable database. Add Answer
3
Technical Round (4 Questions)
- Q1. What do you do on daily basis, and how to decide a tech-stack on high level. View Answers (1)
- Q2. Design an online scalable, real-time document sharing application like google docs. View Answers (1)
- Q3. How to handle images also in the future. View Answers (1)
- Q4. Any other way to solve the problem, of high I/O on same document to overcome throughput and conflicts. Add Answer
Interview experience
Average
Difficulty level
-
Duration
-
Result
Not Selected
3 Interview Rounds
1
Coding Test Round
Questions were crayon box ,the bot and the game and happy neighbourhood for 90 mins
2
Technical Round (2 Questions)
- Q1. Array basics was asked Add Answer
- Q2. Segment tree,prefix sum Add Answer
3
Technical Round (1 Question)
- Q1. Low level design was asked Add Answer
Interview experience
Excellent
Difficulty level
Hard
Duration
Less than 2 weeks
Result
Not Selected
I applied via campus placement at Maulana Azad National Institute of Technology (NIT), Bhopal and was interviewed in Jul 2024.
2 Interview Rounds
1
Coding Test Round
3 questions easy-medium level leetcode problem I solved 2 completely and 3rd question partially (9/15 test cases passed) to move on to 2nd round
2
Coding Test Round (1 Question)
- Q1. Implement an app similar to splitwise Add Answer
Interview experience
Bad
Difficulty level
-
Duration
-
Result
-
1 Interview Round
1
Technical Round (1 Question)
- Q1. Design Booking Management System View Answers (1)
Skills evaluated in this interview
Kanishk Rawat
Interview experience
Poor
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
No response
I applied via Approached by Company and was interviewed in Sep 2024.
1 Interview Round
1
Technical Round (1 Question)
- Q1. Create pagination component using an api show the data for the pages View Answers (1)
Skills evaluated in this interview
Interview experience
Good
Difficulty level
-
Duration
-
Result
-
1 Interview Round
1
One-on-one Round (1 Question)
- Q1. Tell about event loop. View Answers (1)
Skills evaluated in this interview
Deliveroo Interview FAQs
How many rounds are there in Deliveroo Engineer L4 interview?
Deliveroo interview process usually has 2 rounds. The most common rounds in the Deliveroo interview process are Assignment and Technical.
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