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Razorpay Sdet Engineer Interview Questions and Answers

Updated 30 Aug 2024

Razorpay Sdet Engineer Interview Experiences

1 interview found

Sdet Engineer Interview Questions & Answers

user image Anonymous

posted on 30 Aug 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Jul 2024. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Array question from leetcode
  • Q2. Stack question from leetcode
Round 2 - Coding Test 

Two problems each of array and stack

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I was interviewed before May 2023.

Round 1 - Coding Test 

Merge 2 unsorted array

Round 2 - Assignment 

Selenium automation framework
Redt assured automation framework

Interview Preparation Tips

Topics to prepare for Mobikwik Sdet Engineer interview:
  • Java
  • Restassured
  • MySQL
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Dsa Question based on Arrays, graph and strings

Round 2 - Technical 

(1 Question)

  • Q1. Pattern printing question. Start pattern

I applied via Company Website and was interviewed in Feb 2022. There were 3 interview rounds.

Round 1 - Coding Test 

There were total 4 questions
2 questions were easy from string and array
1 question was medium from array
1 question was hard from dynamic programming

Round 2 - Technical 

(1 Question)

  • Q1. In this round we have 3 questions which need to solve in 1 hrs 1 question easy from string 1 question was medium from array 1 question was hard from dp
Round 3 - Behavioral 

(1 Question)

  • Q1. In this round communication has checked and they asked basic problem solving questions and also discuss about your life journey It takes 1 hrs continuous discussion

Interview Preparation Tips

Topics to prepare for PhonePe Sdet Engineer interview:
  • Array
  • String
  • Dynamic programming
  • Problem Solving
Interview preparation tips for other job seekers - I would like to share that we should practice more and more data structures, problem solving .you can prefer leetcode, codeforces and geeksforgeeks.
Interview experience
4
Good
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
No response

I applied via Recruitment Consulltant and was interviewed in Jul 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 - Coding Test 

It was a online coding interview, asked me to write DS code

Round 3 - Technical 

(1 Question)

  • Q1. DSA questions, Did not clear

Interview Preparation Tips

Interview preparation tips for other job seekers - For SDET role they'll accept you to be very good at high level coding
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Apr 2024. There were 2 interview rounds.

Round 1 - Coding Test 

You should be familiar with core java features. Collections, converting one collection Array / Vector to other. Removing duplicates. Lambda chaining / Functional programming. Basic SQL - Joins, Aggregates etc.

Round 2 - One-on-one 

(1 Question)

  • Q1. Explain Architecture of applications you worked on. Justify use of components. System Design questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - No need to grind leet code here. But you should know how to solve day to day problems. Do projects end to end. You should know the backend well.
Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

(1 Question)

  • Q1. Diff between react and jQuery
  • Ans. 

    React is a modern JavaScript library for building user interfaces, while jQuery is a fast and concise JavaScript library for DOM manipulation.

    • React is component-based, promoting reusability and modularity.

    • React uses a virtual DOM for efficient updates, while jQuery directly manipulates the DOM.

    • React is declarative, making it easier to reason about the UI, while jQuery is imperative.

    • React is typically used for single-pa...

  • Answered by AI

I was interviewed 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

Interview Preparation Tips

Round: Resume Shortlist
Experience: Initially test was conducted. But they also considered resume for shortlisting to interview. Even if you do test badly, resume will come to your rescue if it is good enough.
Tips: Test consists of both aptitude and coding. Basic coding skills in C will be sufficient to solve the coding questions.

General Tips: Interviewing people are very friendly during the interview. Concentrate on concepts like linked lists, basic problems on strongs.
Skill Tips: Any basic C programming book.
Skills: Basic Coding, Basic C/C++
Duration: 2.5
College Name: IIT Madras
Motivation: Diverse fields in which company is working.

I applied via Referral

Interview Questionnaire 

13 Questions

  • Q1. Which is my dream company?
  • Q2. What is my biggest achievement till date?
  • Ans. 

    My biggest achievement till date is successfully leading a team to develop and launch a new software product ahead of schedule.

    • Led a team of developers to create a new software product

    • Completed the project ahead of schedule

    • Received positive feedback from clients and stakeholders

  • Answered by AI
  • Q3. How would I handle conflicts with my team members?
  • Ans. 

    I would address conflicts directly and respectfully, seeking to understand the root cause and find a mutually beneficial solution.

    • Listen actively to understand the other person's perspective

    • Communicate clearly and respectfully

    • Identify the root cause of the conflict

    • Brainstorm potential solutions together

    • Be willing to compromise and find a mutually beneficial solution

  • Answered by AI
  • Q4. I have saved money from a year and bought my dream bike. It is the last round of Paypal interview today. I am on my way on the bike and it breaks down in a no parking zone. Suggest a win­win situation so...
  • Q5. What is success according to me?
  • Ans. 

    Success is achieving personal goals, feeling fulfilled, and making a positive impact.

    • Success is subjective and can vary from person to person.

    • It involves setting and achieving goals, both short-term and long-term.

    • Feeling fulfilled and content with one's accomplishments is a key aspect of success.

    • Making a positive impact on others or the world can also be a measure of success.

    • Success is not just about material wealth or...

  • Answered by AI
  • Q6. I was asked to write a code snippet from my project
  • Q7. Program to implement Dijkstra’s algorithm
  • Ans. 

    Dijkstra's algorithm finds the shortest path between nodes in a graph.

    • Create a graph with nodes and edges

    • Assign a tentative distance to each node

    • Set the initial node as current and mark it visited

    • For each neighbor of the current node, calculate the tentative distance

    • If the tentative distance is less than the current distance, update the distance

    • Mark the current node as visited and select the unvisited node with the sma...

  • Answered by AI
  • Q8. Program to reverse a singly linked list
  • Ans. 

    A program to reverse a singly linked list

    • Create a new empty linked list

    • Traverse the original linked list and insert each node at the beginning of the new list

    • Return the new list

  • Answered by AI
  • Q9. Which algorithm would I use to sort a linked list and why? Subsequently, I was asked to explain the logic of merge sort
  • Q10. Suggest as many methods as possible for finding the nth largest element in an unsorted linked list
  • Ans. 

    Methods to find nth largest element in an unsorted linked list

    • Traverse the linked list and store elements in an array, sort the array and return the nth largest element

    • Use quickselect algorithm to find the nth largest element in O(n) time complexity

    • Implement a max heap and extract the nth largest element

    • Divide the linked list into smaller sublists and recursively find the nth largest element

    • Use merge sort to sort the l

  • Answered by AI
  • Q11. How would I explain the concept of prime number to an illiterate?
  • Ans. 

    A prime number is a number that is divisible only by 1 and itself.

    • A prime number has exactly two factors: 1 and itself.

    • Prime numbers cannot be divided evenly by any other number.

    • Examples of prime numbers include 2, 3, 5, 7, 11, 13, 17, etc.

  • Answered by AI
  • Q12. Give a few test cases for a bank transaction
  • Ans. 

    Test cases for a bank transaction

    • Transaction amount within account balance limit

    • Transaction amount exceeds account balance limit

    • Transaction to a valid account number

    • Transaction to an invalid account number

    • Transaction with correct transaction code

    • Transaction with incorrect transaction code

    • Transaction during bank working hours

    • Transaction outside bank working hours

  • Answered by AI
  • Q13. Design classes for educational institutions in a city
  • Ans. 

    Design classes for educational institutions in a city

    • Identify the main entities: schools, students, teachers, courses

    • Create a School class with attributes like name, address, and a list of students and teachers

    • Create a Student class with attributes like name, age, and a list of courses

    • Create a Teacher class with attributes like name, specialization, and a list of courses

    • Create a Course class with attributes like name, ...

  • Answered by AI

Interview Preparation Tips

Skills:
College Name: NA

Skills evaluated in this interview

Razorpay Interview FAQs

How many rounds are there in Razorpay Sdet Engineer interview?
Razorpay interview process usually has 2 rounds. The most common rounds in the Razorpay interview process are Technical and Coding Test.
What are the top questions asked in Razorpay Sdet Engineer interview?

Some of the top questions asked at the Razorpay Sdet Engineer interview -

  1. array question from leetc...read more
  2. stack question from leetc...read more

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Razorpay Sdet Engineer Interview Process

based on 1 interview

Interview experience

5
  
Excellent
View more
Join Razorpay Revolutionize the FinTech space with groundbreaking solutions

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₹10.2 L/yr - ₹30 L/yr
52% more than the average Sdet Engineer Salary in India
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