Rebel Foods Interview Experience for SDE (On-Campus)

Rebel Foods visited our campus in August 2021 for the role of Software Development Engineer(Backend). The selection process consisted of 4 rounds which include 1 online test and 3 interview rounds.

Every Round is an elimination Round.

Round 1:This was an MCQ round conducted on the AON Assessment Platform with 45 questions and for 60 minutes.

Sections:

• Computer Science(OS, OOPs, DBMS, SQL, Computer Networks) 30 questions.
• Aptitude(Common aptitude and math questions) 15 questions.
• Around 55 students got selected after this round.

Round 2: Technical Interview

The interviewer at first divided the whole interview into 4 sections total of 1 hr.

• Introduction 5 mins.
• Project discussion and CS fundamentals 20 mins.
• DS Algo and SQL 30 mins.
• Q&A session 5 mins.
• The interviewer asked me to introduce myself and to explain one of my projects in detail.
• Why you are still using C++ as java is more secure and advanced (As I said C++ is my language preference).
• Access specifiers
• What are C++ headers and why do we use them.
• I didn’t remember much as I went through 3 diff company interviews on the same day.
• He Moved to DS Algo
• He asked me about string pattern searching algorithms. I said KMP algorithm as I read it the day before the interview and I explained it very well.
• He asked me about my favorite Data structure I answered with Linked List as the Domain of Linked List is very less.
• Detect Loop in a linked List?
• Find the loop creating node and remove the loop?
• I explained it very well he didn’t ask for the code.
• After that, he asked for any questions . As most queries have been answered in PPT I said No.

Round 3:

• The interviewer asked me to introduce myself and to explain Internship projects in detail as I did 6 months Intern at CRIS. Then he asked me.
• Find whether a number is a prime number or not?
• At first, I answered with a basic approach and later optimized it to sqrt(n). And he asked for Logic behind this algorithm why only sqrt(n) why not anything else.
• Database Design for Super Market (Must be normalized).
• He gave some key attributes that must include in the database like order_data, customer data_price, etc.
• I answered with a normalized database well structured he asked some counter questions while I am designing But at Last he was impressed with my Design
• Rubix Cube Puzzle
• How many inner smaller cubes are not visible in a n*n cube.
• At first, he asked me to answer for 8*8 I calculated manually and answered but he asked for a generalized equation and gave some hints.
• Then I answered with an equation but my equation looks big. But he gave me another hint think in it cubes. then I answered n^3-(n-2)^3;

Round 4: HR Round:

• The interviewer was very friendly he was just joined 4 months back.
• He asked for my complete profile in detail.
• Then moved to Project in detail and some counter questions like how it is useful to whom it is useful.
• Some common HR Questions why rebel, Where u see urself in the next 3 yrs?
• He asked me to take the amazon app and asked me what is the 1 thing that I wanted to change in this app.
• I think for a minute and answered with a review system that is not verified but it must verify reviews there should be no false reviews.
• At last, he explained to me the current ongoing projects and how rebel works.
• Both the interviewers were very supportive and friendly. They were fine if I couldn’t answer a few questions. They were only concerned with problem-solving abilities and the ability to learn.

The result came the next day, Around 10 people were selected and I was one of them.

Verdict: Selected.