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Paytm Money Technical Lead Interview Questions and Answers

Updated 27 Mar 2022

Paytm Money Technical Lead Interview Experiences

1 interview found

I applied via Company Website and was interviewed before Mar 2021. There were 4 interview rounds.

Round 1 - Coding Test 

Hackerrank kind of coding test. 2 questions to resolved within 70mins.

Round 2 - One-on-one 

(1 Question)

  • Q1. System Design and data structure.
Round 3 - One-on-one 

(1 Question)

  • Q1. System Design and data structure.
Round 4 - One-on-one 

(1 Question)

  • Q1. System Design and Data structure.

Interview Preparation Tips

Interview preparation tips for other job seekers - You have to very strong with data structure and system design.

Interview questions from similar companies

I applied via Company Website and was interviewed before Jun 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - One-on-one 

(1 Question)

  • Q1. Machine learning and Java programming questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Have a good knowledege about the work you are presenting in front of them.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Asked me to introduce my self.
  • Q2. Why do you think you are an ideal candidate for the job.
  • Ans. 

    I have a strong background in the industry, relevant experience, and a proven track record of success.

    • I have X years of experience in the industry

    • I have successfully completed similar projects in the past

    • I possess the necessary skills and qualifications for the job

  • Answered by AI
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed in May 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - One-on-one 

(1 Question)

  • Q1. Methods of valuation
  • Ans. 

    Valuation methods are used to determine the worth of a company or asset.

    • Common valuation methods include discounted cash flow (DCF), comparable company analysis (CCA), and precedent transactions analysis.

    • DCF involves estimating the future cash flows of a company and discounting them back to present value.

    • CCA compares the target company to similar publicly traded companies to determine its value.

    • Precedent transactions a...

  • Answered by AI
Round 3 - HR 

(2 Questions)

  • Q1. What is your expectation for salary
  • Q2. As per industry standard.

Interview Preparation Tips

Interview preparation tips for other job seekers - be confident.
Round 1 - One-on-one 

(1 Question)

  • Q1. Myself and stock market knowledge

Interview Preparation Tips

Interview preparation tips for other job seekers - Just be yourself and have some of the market knowledge
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Aug 2023. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. Core java related questions
  • Q2. Sql how to remove duplicate record from table?
  • Ans. 

    Use a SELECT statement with a GROUP BY clause to remove duplicate records from a table.

    • Use the DISTINCT keyword in a SELECT statement to retrieve unique records.

    • Use the GROUP BY clause with appropriate columns to group duplicate records together.

    • Consider using the ROW_NUMBER() function to assign a unique number to each row and then filter out duplicates based on this number.

  • Answered by AI
Round 3 - Behavioral 

(1 Question)

  • Q1. Career asipiration
Round 4 - HR 

(1 Question)

  • Q1. Salary expectations

Interview Preparation Tips

Interview preparation tips for other job seekers - its a product based company. can plan to settle for long term if good knowledge on product is acquired. office is daily and not hybrid or wfh.

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I appeared for an interview in Feb 2025.

Round 1 - Coding Test 

- basic question
- coding for spring

Interview Preparation Tips

Interview preparation tips for other job seekers - great place to work and great management

I appeared for an interview in Jun 2017.

Interview Questionnaire 

11 Questions

  • Q1. How does ajax call work
  • Ans. 

    Ajax calls allow for asynchronous communication between client and server without reloading the page.

    • Ajax stands for Asynchronous JavaScript and XML

    • Uses XMLHttpRequest object to send and receive data

    • Allows for partial page updates without reloading the entire page

    • Can handle data in various formats such as JSON, XML, HTML, and plain text

    • Example: $.ajax({url: 'example.com', success: function(data){console.log(data)}});

  • Answered by AI
  • Q2. Difference between REST and SOAP
  • Ans. 

    REST is lightweight and uses HTTP while SOAP is XML-based and has more features.

    • REST uses HTTP methods like GET, POST, PUT, DELETE while SOAP uses XML messaging.

    • REST is stateless while SOAP can maintain state.

    • REST is faster and easier to use while SOAP is more secure and reliable.

    • REST is used for web services while SOAP is used for enterprise-level services.

    • Example of REST: Twitter API. Example of SOAP: Amazon Web Serv

  • Answered by AI
  • Q3. What is GET and POST
  • Ans. 

    GET and POST are HTTP methods used for sending data to a server.

    • GET is used to retrieve data from a server

    • POST is used to submit data to a server

    • GET requests can be cached and bookmarked

    • POST requests are not cached and cannot be bookmarked

    • GET requests have length restrictions

    • POST requests have no length restrictions

    • GET requests are less secure than POST requests

  • Answered by AI
  • Q4. What is observer pattern
  • Ans. 

    Observer pattern is a design pattern in which an object maintains a list of its dependents and notifies them automatically of any state changes.

    • Also known as publish-subscribe pattern

    • Used in event-driven systems

    • Allows loose coupling between objects

    • Example: A weather station broadcasts weather updates to multiple displays

    • Example: A stock market ticker notifies multiple investors of stock price changes

  • Answered by AI
  • Q5. What is singleton
  • Ans. 

    Singleton is a design pattern that restricts the instantiation of a class to a single object.

    • Singleton ensures that only one instance of a class exists in the entire application.

    • It provides a global point of access to the instance.

    • Commonly used in scenarios where a single instance needs to coordinate actions across the system.

    • Example: Database connection manager, logger, configuration manager.

  • Answered by AI
  • Q6. What is immutable in java
  • Ans. 

    Immutable in Java refers to objects whose state cannot be changed after creation.

    • String, Integer, and other wrapper classes are immutable in Java.

    • Immutable objects are thread-safe and can be shared without synchronization.

    • To create an immutable class, make all fields final and private, and don't provide setters.

    • Examples of immutable classes in Java include LocalDate, LocalTime, and LocalDateTime.

  • Answered by AI
  • Q7. How do you create immutable in java
  • Ans. 

    Creating immutable in Java

    • Use final keyword to make variables immutable

    • Use private constructor to prevent object modification

    • Use defensive copying to prevent modification of mutable objects

    • Use enum to create immutable objects

    • Use String class to create immutable strings

  • Answered by AI
  • Q8. Where have you used immutable in java
  • Q9. What is dependency injection
  • Ans. 

    Dependency injection is a design pattern that allows objects to receive dependencies rather than creating them internally.

    • It helps to decouple the code and makes it more testable and maintainable.

    • It allows for easier swapping of dependencies without changing the code.

    • There are three types of dependency injection: constructor injection, setter injection, and interface injection.

    • Example: Instead of creating a database co...

  • Answered by AI
  • Q10. What is CORS
  • Ans. 

    CORS stands for Cross-Origin Resource Sharing. It is a security feature implemented in web browsers to restrict access to resources from different origins.

    • CORS allows web servers to specify which origins are allowed to access its resources

    • It is implemented using HTTP headers

    • CORS prevents malicious websites from accessing sensitive data from other websites

    • Examples of resources that may be restricted by CORS include cook

  • Answered by AI
  • Q11. How do you overcome CORS
  • Ans. 

    CORS can be overcome by configuring the server to allow cross-origin requests.

    • Configure the server to include the Access-Control-Allow-Origin header

    • Use JSONP (JSON with Padding) to bypass CORS restrictions

    • Use a proxy server to make the request on behalf of the client

    • Use a browser extension to disable CORS restrictions during development

    • Use a server-side proxy to forward requests to the target server

  • Answered by AI

Interview Preparation Tips

Skills: Java Programming

Skills evaluated in this interview

I applied via Campus Placement and was interviewed in Sep 2016. There were 4 interview rounds.

Interview Questionnaire 

7 Questions

  • Q1. Tell me about yourself
  • Ans. 

    I am a passionate software developer with experience in Java, Python, and web development.

    • Experienced in Java, Python, and web development technologies

    • Strong problem-solving skills

    • Team player with excellent communication skills

  • Answered by AI
  • Q2. Explain your resume
  • Ans. 

    My resume highlights my experience in software development and showcases my skills in various programming languages and technologies.

    • Worked on multiple projects using Java, Python, and C++

    • Developed web applications using HTML, CSS, and JavaScript

    • Experience with databases such as MySQL and MongoDB

    • Familiarity with Agile methodology and version control systems like Git

    • Participated in hackathons and coding competitions

  • Answered by AI
  • Q3. Questions on projects mentioned
  • Q4. Why do you want to go for VISA?
  • Ans. 

    I want to go for VISA to explore new opportunities and gain international experience.

    • To gain exposure to different cultures and work environments

    • To expand my skill set and learn new technologies

    • To work on challenging projects and contribute to the growth of the company

    • To build a global network of professionals and enhance my career prospects

  • Answered by AI
  • Q5. Code a basic binary tree
  • Ans. 

    A binary tree is a data structure in which each node has at most two children.

    • Start with a root node

    • Each node has a left and right child

    • Nodes can be added or removed

    • Traversal can be done in-order, pre-order, or post-order

  • Answered by AI
  • Q6. Code a basic linked list
  • Ans. 

    Code a basic linked list

    • Create a Node class with data and next pointer

    • Create a LinkedList class with head pointer

    • Implement methods to add, delete, and search nodes in the linked list

  • Answered by AI
  • Q7. Code a circular linked list
  • Ans. 

    A circular linked list is a data structure where the last node points back to the first node, forming a loop.

    • Create a Node class with data and next pointer

    • Initialize the head node and set its next pointer to itself

    • To add a node, create a new node and set its next pointer to the head node's next pointer, then update the head node's next pointer to the new node

    • To traverse the circular linked list, start from the head nod...

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: It was a programming test hosted on hackerrank. A total of 3 questions. I could solve only one of them. That too only a few test cases. Still got shortlisted for the next round. :)
Tips: Do practice a few challenges on programming platforms. Brush up your programming knowledge.
Total Questions: 3

Round: Technical Interview
Experience: It was an HR cum Technical round for me as I came from a non CS background. I was able to convince them I am a perfect fit for VISA
Tips: Do prepare your resume well. If you have coding projects, make sure you are clear with whatever you write. They might quiz you hard on them. Strong knowledge on Data structures and Algorithms will give you an edge.

Skills: Presentation Of Facts In Resume, Basic Coding, Communication, Algorithms And Data Structures
Duration: 2
College Name: IIT Madras
Funny Moments: I am a part of the sponsorship team of our technical and VISA was an associate sponsor for the same the previous year. Hence I had specified this fact in my interview. :P

Skills evaluated in this interview

I applied via Campus Placement and was interviewed in Dec 2016. There were 5 interview rounds.

Interview Questionnaire 

7 Questions

  • Q1. Given an array, Implement Binary search tree
  • Ans. 

    Implement Binary Search Tree using given array of strings.

    • Sort the array in ascending order

    • Find the middle element and make it the root of the tree

    • Recursively create left and right subtrees using the left and right halves of the array

    • Repeat until all elements are added to the tree

  • Answered by AI
  • Q2. Given the above Binary search tree, print in ascending order
  • Ans. 

    Print the given Binary search tree in ascending order

    • Traverse the left subtree recursively

    • Print the root node

    • Traverse the right subtree recursively

  • Answered by AI
  • Q3. Given an array of stock prices, find where to buy and where to sell for maximum profit in O(n)
  • Ans. 

    Find buy and sell points for maximum profit in an array of stock prices in O(n)

    • Iterate through the array and keep track of the minimum price seen so far

    • Calculate the profit at each index by subtracting the minimum price from the current price

    • Update the maximum profit and buy/sell points accordingly

    • Return the buy and sell points for maximum profit

  • Answered by AI
  • Q4. Resume based
  • Q5. What are three problems Chennai faces?
  • Ans. 

    Chennai faces problems related to water scarcity, traffic congestion, and pollution.

    • Water scarcity due to inadequate rainfall and poor management of water resources.

    • Traffic congestion due to the increasing number of vehicles and poor road infrastructure.

    • Pollution caused by industries, vehicular emissions, and improper waste disposal.

  • Answered by AI
  • Q6. Which one would you solve and how and why?
  • Ans. 

    Need more context on the question to provide an answer.

    • Please provide more information on the problem to be solved.

    • Without context, it is difficult to provide a solution.

    • Can you please provide more details on the problem statement?

  • Answered by AI
  • Q7. What is most interesting thing about Visa?
  • Ans. 

    Visa is a global payments technology company that connects consumers, businesses, banks and governments in more than 200 countries and territories.

    • Visa operates the world's largest retail electronic payments network.

    • VisaNet, the company's global processing system, handles more than 65,000 transaction messages a second.

    • Visa is constantly innovating to improve payment security and convenience, with initiatives such as Vi...

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: 4 Coding questions on Hackerrank platform, one and half hour time. I am not going to reveal the questions here, but one was a basic binary tree implementation and the other three were algorithmic and mathematical problems. They were kinda hard to solve in an hour and half. I could do only 1 and half of the other one. I got 115/300 points on that. I was one of the 16 people selected for the interview.
Tips: It all depends on how well you can focus on the test day. Just practice a lot on hackerrank.
Duration: 1 hour 30 minutes
Total Questions: 4

Round: Technical Interview
Experience: The first two questions I was able to do fast enough. I was also asked a few questions on my resume and coding-related internship. The last one, I showed an O(n*n) algorithm first and then modified it to O(n). Around 45 minutes.
Tips: Be thorough on the coding part in your resume. Think out aloud!

Round: Technical + HR Interview
Experience: Just a few normal questions regarding my projects and my favorite course and it's application to Visa. 15 minutes.
Tips: Once again, be thorough on your resume.

Round: HR Interview
Experience: Once again a normal round, just random questions as to whether I am interested and good enough in communication. 15 minutes.
Tips: Don't get shaken. Be ready for all kinds of questions. Especially about Visa relation to what you do

Skills: Smart Coding
College Name: IIT Madras

Skills evaluated in this interview

Paytm Money Interview FAQs

How many rounds are there in Paytm Money Technical Lead interview?
Paytm Money interview process usually has 4 rounds. The most common rounds in the Paytm Money interview process are One-on-one Round and Coding Test.

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Paytm Money Technical Lead Salary
based on 14 salaries
₹25 L/yr - ₹46.5 L/yr
74% more than the average Technical Lead Salary in India
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