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Paytm Senior Software Engineer Interview Questions, Process, and Tips
Top Paytm Senior Software Engineer Interview Questions and Answers
- Q1. Search In Rotated Sorted Array Problem Statement Given a sorted array of distinct integers that has been rotated clockwise by an unknown amount, you need to search for a ...read more
- Q2. Reverse Alternate K Nodes Problem Statement You are given a singly linked list of integers along with a positive integer 'K'. The task is to modify the linked list by re ...read more
- Q3. What are the best and worst solutions for the coding problem "Longest Substring Without Repeating Characters," including a detailed explanation of each solution along wit ...read more
Paytm Senior Software Engineer Interview Experiences
37 interviews found
Anonymous
Selected
I was interviewed before Nov 2022.
General reasoning, pattern, codding questions
(1 Question)
- Q1. Not remember what questions asked.
(1 Question)
- Q1. Not remember what questions asked.
I applied via Instahyre and was interviewed in Oct 2021. There were 3 interview rounds.
(1 Question)
- Q1. Write program for internal implementation of hash map
- Ans.
Program for internal implementation of hash map
Define a hash function to map keys to indices in an array
Create an array of linked lists to handle collisions
Implement methods for adding, removing, and retrieving key-value pairs
Consider resizing the array when it becomes too full
Handle edge cases such as null keys or values
(1 Question)
- Q1. Whole garbage collector and its process in java
- Ans.
Garbage collector in Java manages memory allocation and deallocation automatically.
Garbage collector runs in the background and frees up memory that is no longer in use.
It uses different algorithms like Mark and Sweep, Copying, and Generational.
System.gc() can be used to request garbage collection, but it's not guaranteed to run immediately.
Garbage collector can cause performance issues if not tuned properly.
Java provi...
(1 Question)
- Q1. About DB and scaling
Interview Preparation Tips
Skills evaluated in this interview
I applied via Approached by Company and was interviewed in May 2021. There were 5 interview rounds.
It was DSA round with one basic and one medium question.
(1 Question)
- Q1. Asked Data structure, project-related, Java, and framework question. Java questions was hard and depth knowledge is needed.
(1 Question)
- Q1. This round majorly focuses on the language part and project-related questions and again some in-depth questions on java were asked
(1 Question)
- Q1. Questions related to day to day work with some tricky question
Interview Preparation Tips
- Java
- Spring Boot
- Data Structures
- Algorithms
- Hibernate
- Core Java
- Advanced Java
- Multithreading
- SQL
I applied via Instahyre and was interviewed in Sep 2021. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Write code to find character at given position after expanding the given regex string.
- Ans.
Code to find character at given position after expanding regex string
Use a regex engine to expand the given regex string
Find the substring that matches the given position
Return the character at that position in the substring
- Q2. Given date, month and year, write a logic to add days to the given date
- Ans.
Logic to add days to a given date
Convert date, month, year to a date object
Use date object's built-in method to add days
Convert the updated date object back to date, month, year format
Interview Preparation Tips
2nd and 3rd round were one on one interviews with java topics and DSA coding questions where I was asked to write code for 2-3 DSA questions.
Skills evaluated in this interview
Paytm interview questions for designations
I applied via Company Website and was interviewed in Sep 2021. There were 3 interview rounds.
Basic Knowledge of Data structure like array strings linked list with some practice Is enough
(1 Question)
- Q1. Basic Android Knowledge and Java technology
(1 Question)
- Q1. Previous project details and 1 algorithm and basic technical knowledge
Interview Preparation Tips
Get interview-ready with Top Paytm Interview Questions
I applied via Naukri.com and was interviewed in Jul 2021. There was 1 interview round.
Interview Questionnaire
3 Questions
- Q1. Remove char sequence with a particular number like aaaabcbd remove aaaa
- Ans.
Answering how to remove a character sequence with a particular number from a string.
Identify the character sequence to be removed
Use string manipulation functions to remove the sequence
Repeat until all instances of the sequence are removed
- Q2. Find second best player among n player
- Ans.
Find the second best player among n players.
Sort the players based on their scores and pick the second highest score.
If scores are not available, find the second highest rank or position.
If there are ties for first place, the second best player may be the third or fourth best player.
If there are ties for second place, there may not be a clear second best player.
- Q3. Asynchronous rest api
Interview Preparation Tips
solution code should be running
Skills evaluated in this interview
I applied via Approached by Company and was interviewed before Oct 2021. There were 6 interview rounds.
Simple programming test from mettl website
(2 Questions)
- Q1. First tech interview is also more of a coding round.
- Q2. Questions on data structures in Java Multithreading Immutability
(1 Question)
- Q1. 2nd technical interview more of conceptual questions on related technology
(1 Question)
- Q1. Tech manager round based on previous project and scenario based questions
(1 Question)
- Q1. Salary discuss Why you want to join paytm
Interview Preparation Tips
Go through basic programming questions
Paytm Interview FAQs
Some of the top questions asked at the Paytm Senior Software Engineer interview -
The duration of Paytm Senior Software Engineer interview process can vary, but typically it takes about less than 2 weeks to complete.
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Paytm Interviews By Designations
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Paytm Senior Software Engineer Interview Process
based on 33 interviews
4 Interview rounds
- Technical Round - 1
- Technical Round - 2
- Technical Round - 3
- HR Round
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Paytm Senior Software Engineer Reviews and Ratings
based on 131 reviews
Rating in categories
|
Team Lead
2.3k
salaries
|  ₹2.5 L/yr - ₹11.4 L/yr |
|
Software Engineer
1.4k
salaries
| ₹6 L/yr - ₹23 L/yr |
|
Senior Software Engineer
1.4k
salaries
| ₹10 L/yr - ₹40 L/yr |
|
Sales Executive
974
salaries
| ₹1 L/yr - ₹6.4 L/yr |
|
Senior Associate
912
salaries
| ₹2.2 L/yr - ₹8.4 L/yr |
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