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Gupshup Software Developer Interview Questions and Answers
Gupshup Software Developer Interview Experiences
6 interviews found
Anonymous
(1 Question)
- Q1. Java SB, Kafka, MySQL
I applied via Naukri.com and was interviewed in May 2024. There were 2 interview rounds.
Java, multi threading, singleton
(2 Questions)
- Q1. Why should we hire you
- Q2. Exected ctc for job role
Print duplicate values using java 8
Simple code based test
Dbms questions and javascripy
Gupshup interview questions for designations
I applied via Instahyre and was interviewed in Aug 2023. There were 3 interview rounds.
(1 Question)
- Q1. Round 1 techical . You will be asked basics questions on the technologies u worked, Basics java, SQL, Kafka etc
(1 Question)
- Q1. Round 2 is techical and coding I was asked group anagram question.
(1 Question)
- Q1. Basic managerial round . After this they told they will get back to me and they finally ghosted me.
I applied via Referral and was interviewed before Jan 2024. There was 1 interview round.
I was asked 4-5 questions of generic aptitude questions in the span of 20-25 minutes. The questions was basic maths and pattern identification for the most part. 1 time and work question.
Top trending discussions
Interview questions from similar companies
I applied via Campus Placement
Interview Preparation Tips
Experience: They selected 10 students from our college from CS and IT .They are looking for guys with extra projects done during college .App development will be a bonus ,contribution to open source and competitive programming will help for shortlisting.
Some of my friends had research papers published and they too got selected.
Round: Test
Experience: Have to write code snippet for 4 questions in 45 minutes
1.Difference between hour hand and minute hand
2.longest palindromic sub string.
3.Product Array puzzle
4.Some question related to matrix
Tips: All question were from geeksforgeeks
So practice it well ..u will make through it
Round: Test
Experience: Long Discussion on projects
They will scan each and every line of your Resume ,so dont write bullshits..
I wrote about interest in AI and got screwed..Discussion on college projects and final year project.
Then asked me to design a snake and ladder game OOPS concepts
Told me to find sum of all elements of sub matrix..(hint pre-processing the matrix)
Asked me about sessions and cookies
Gave a query to write on database indexing (dont remember exactly)
Asked me the code of the difference between hour hand and minute hand and extended it wid the second hand
Asked me as how to implement a dictionary
asked about TRIES ,CODE SNIPPET ON THE SHARED DOCS
One of my friend was asked to implement (set) of STL
Tips: The interviewer was cool guy..helped me a lot always made me comfortable.Interact with them as much as possible
Round: Test
Experience: Wid the CTO of the company .
Started wid the projects again .ACID properties,Database transactions,Concurrency Control
Optimization in database.
Then he asked me to code a function
Given a hash function applied on letters of English words ,un-hash it.Took me 45 minutes to reach the solution ,he helped me a lot.
Asked me to write the code for diameter of a binary tree
Asked me write the code for Boolean Matrix
One of my friend was asked to a question in which there was a bug in a m*n matrix and we have to find the bug(hint dfs or bfs)
Tips: keep calm ,,just keep talking ad he will help u a lot...
Round: HR
Experience: This was the toughest round for me...I had cleared all the rounds but they rejected me in the HR round ,,,dont know where I screwed..Learn every thing of Zomato..
They offered me an internship and thereafter they would look to give a PPO ...!!!lets see what happens
Skills: Coding Skills And Knowledge On Data Structures
Duration: 3
College Name: NIT Srinagar
Interview Questionnaire
9 Questions
- Q1. Write a regex for email validation?
- Ans.
Regex for email validation
Start with a string of characters followed by @ symbol
Followed by a string of characters and a period
End with a string of characters with a length of 2-6 characters
Allow for optional subdomains separated by periods
Disallow special characters except for . and _ in username
- Q2. Parse the XML? and store the output in JSON. Discussed different approaches?
- Q3. Print prime numbers in a given range and optimize the solution?
- Ans.
Print prime numbers in a given range and optimize the solution.
Use Sieve of Eratosthenes algorithm to generate prime numbers efficiently
Start with a boolean array of size n+1, mark all as true
Loop through the array and mark all multiples of each prime as false
Print all the indexes that are still marked as true
- Q4. Puzzle – 25 horses – 5 lanes, find fastest 3 horses?
- Q5. Web related questions on Sessions and cookies?
- Q6. A lot of discussion on my resume, experience etc
- Q7. Find angle between hour hand and minute hand in clock if time is given? Write a program or pseudo code?
- Ans.
Find angle between hour and minute hand in a clock given the time.
Calculate the angle made by the hour hand with respect to 12 o'clock position
Calculate the angle made by the minute hand with respect to 12 o'clock position
Find the difference between the two angles and take the absolute value
If the angle is greater than 180 degrees, subtract it from 360 degrees to get the smaller angle
- Q8. A hash function was written to convert a string into a hash. Write a un-hash function to revert it(from hash to string)?
- Ans.
To un-hash a string, use a reverse algorithm to convert the hash back to the original string.
Create a reverse algorithm that takes the hash as input and outputs the original string
Use the same logic as the hash function but in reverse order
If the hash function used a specific algorithm, use the inverse of that algorithm to un-hash the string
- Q9. He discussed about expectations and role. Asked me if I have any questions. He said to me “yaha aana hai to marwani padegi. tyar ho”? I smiled and asked what are the work timings? He said 9-9 and I was kin...
Interview Preparation Tips
Skills: Web development, JSON, Algorithm
College Name: na
Motivation: Overall process was not very tough. But they have start up culture. People work their for 11-12 hours a day. Sometimes on Saturday as well. So people who are geeks or have nothing in life to do except their job can go and join
Skills evaluated in this interview
Mohit Gupta
I was interviewed in Dec 2017.
Interview Questionnaire
3 Questions
- Q1. You need to find the maximum water pond formed in bw the building
- Ans.
To find the maximum water pond formed between buildings.
Identify the lowest point between the buildings.
Calculate the area of the pond using the distance between the buildings and the depth of the pond.
Consider any obstacles or uneven ground that may affect the pond's shape.
Use a surveying tool or satellite imagery to get accurate measurements.
Take into account any drainage systems or natural water flow that may affect
- Q2. On mars you have to place n robots and they are connected via GPS. now you need to move each robot such that the whole mars is visited and each robot visit the minimum area(meaning no overlapping of area)...
- Q3. Design dictionary using trie....having operations of inserting a word, updating and deleting (needed to write full running code)
- Ans.
Design a dictionary using trie with insert, update and delete operations.
Implement a Trie data structure with nodes containing a character and a boolean flag to indicate end of word
For insert operation, traverse the trie and add nodes for each character in the word
For update operation, delete the existing word and insert the updated word
For delete operation, mark the end of word flag as false and delete the node if it ...
Interview Preparation Tips
Experience: Simple questions
Duration: 1 hour 10 minutes
Total Questions: 3
College Name: IIT Guwahati
Skills evaluated in this interview
I was interviewed before Mar 2021.
(2 Questions)
Round duration - 60 minutes
Round difficulty - Medium
Technical round with questions based on DSA were discussed.
- Q1.
Ninja and Sorted Array Merging Problem
Ninja is tasked with merging two given sorted integer arrays
ARR1andARR2of sizes 'M' and 'N', respectively, such that the merged result is a single sorted array w... - Ans.
Merge two sorted arrays into one sorted array within the first array.
Create a pointer for the last index of ARR1 and ARR2 to start merging from the end.
Compare elements from both arrays and place the larger element at the end of ARR1.
Continue this process until all elements are merged in sorted order within ARR1.
- Q2.
Reverse Alternate Levels of a Perfect Binary Tree Problem Statement
Given a perfect binary tree consisting of 'N' nodes, reverse the nodes at alternate levels in the tree (i.e., reverse level 2, level 4, ...
- Ans.
Reverse alternate levels of a perfect binary tree by reversing nodes at even levels starting from level 2.
Traverse the tree in level order and store nodes at even levels in a separate list.
Reverse the list of nodes at even levels.
Update the tree with the reversed nodes at even levels.
Repeat the process for alternate levels starting from level 2.
(4 Questions)
Round duration - 60 minutes
Round difficulty - Medium
Technical round with questions based on OS, Java were discussed.
- Q1. What are the characteristics of distributed file systems?
- Ans.
Characteristics of distributed file systems include scalability, fault tolerance, and data replication.
Scalability: Distributed file systems can easily scale to accommodate a large amount of data and users.
Fault tolerance: They are designed to continue functioning even if some components fail, ensuring high availability.
Data replication: Data is often replicated across multiple nodes to ensure reliability and performan...
- Q2. Design a file sharing mechanism between two users.
- Ans.
Design a file sharing mechanism between two users.
Implement a secure login system for both users.
Allow users to upload files to a shared server.
Provide a way for users to view and download files shared by the other user.
Implement access control to ensure only authorized users can access the shared files.
- Q3. What is ConcurrentHashMap in Java?
- Ans.
ConcurrentHashMap is a thread-safe implementation of the Map interface in Java.
ConcurrentHashMap allows multiple threads to read and write to the map concurrently without causing any issues like deadlocks or data corruption.
It achieves thread-safety by dividing the map into segments, each of which can be locked independently.
ConcurrentHashMap is more efficient than using synchronized maps for concurrent access.
Example:...
- Q4. How do you analyze the usage history of an application?
- Ans.
Analyzing usage history involves tracking user interactions, patterns, and trends to improve application performance.
Collect and store user interaction data such as clicks, page views, and time spent on each feature.
Use analytics tools to generate reports and visualize usage patterns.
Identify popular features, user preferences, and areas for improvement based on usage data.
Implement A/B testing to compare different ver...
Interview Preparation Tips
Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.
Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.
Skills evaluated in this interview
Gupshup Interview FAQs
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