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Leena AI Senior Sdet Engineer Interview Questions and Answers

Updated 9 Sep 2024

Leena AI Senior Sdet Engineer Interview Experiences

1 interview found

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

I applied via LinkedIn and was interviewed in Aug 2024. There was 1 interview round.

Round 1 - One-on-one 

(2 Questions)

  • Q1. What is Build testing, shift left testing
  • Ans. 

    Build testing is testing the software build to ensure it meets requirements. Shift left testing is moving testing earlier in the development process.

    • Build testing involves testing the software build to ensure it meets functional and non-functional requirements

    • Shift left testing is the practice of moving testing activities earlier in the software development process to catch defects sooner

    • By shifting testing left, defec...

  • Answered by AI
  • Q2. Write manual test cases for whatapp security features
  • Ans. 

    Manual test cases for WhatsApp security features

    • Verify end-to-end encryption is enabled for all messages

    • Test two-factor authentication setup and login process

    • Check for secure storage of user data on the device

    • Test for secure transmission of media files

    • Verify the effectiveness of blocking and reporting features

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - The interviewer had a very bad and arrogant attitude. Not approachable and very intimidating.

Skills evaluated in this interview

Interview questions from similar companies

Interview Preparation Tips

Round: Test
Experience: PAPER DURATION: 3 hours
NO. OF QUESTIONS: 2 (20 marks each)
MAXIMUM MARKS: 20*2 = 40 marksQUESTION 1:
JSON Prettier:-Write a program which takes JSON as input and gives prettified JSONYou need to read JSON from STDIN. Input gives one line of uglified JSON.Output should be formatted JSON. Check the standard output link.Use 2 white spaces (not‘\t’) for one indentation.SAMPLE INPUT:{“group” : {list : [1,2,3]}, “list” : [“a”,”b”,”c”]}SAMPLE OUTPUT:{“group” : {List : [1,2,3]},“list” : [“a”,”b”,”c”]}EXPLANATION: Input will be uglifiedjson in one line and output will be prettified format of that. QUESTION 2:XML parse plus series computationEvaluate an expression given in XML format. Keys will be Expr- contains the entire expression. Elem – contains the digit, sum, Prod- contains two or more keys whose evaluation needs to be summed or multiplied respectively. Sub will contain 2 keys or more, where the second key onwards will have to be subtracted from the first one. Div- will contain 2 keys in which first key will need to be divided by second. SAMPLE INPUT:4673 SAMPLE OUTPUT:
20EXPLANATION:Input will be xml file through standard input. End of xml file marked by .
Duration: 180 minutes
Total Questions: 2

College Name: NA
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Group Discussion 

Carbon footprint and ways to achieve

Round 2 - Coding Test 

1. which data structure is used to create an editor?

Round 1 - Technical 

(1 Question)

  • Q1. Coding questions were asked
Round 2 - Technical 

(1 Question)

  • Q1. Design thinking questions
Round 3 - Behavioral 

(1 Question)

  • Q1. Behavioral round related question

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and talk more.
Cover your points to be mentioned
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Aug 2023. There were 2 interview rounds.

Round 1 - Aptitude Test 

Aptitude of from all topics

Round 2 - Technical 

(2 Questions)

  • Q1. Node js & javascript coding question
  • Q2. Array related questions

Interview Preparation Tips

Topics to prepare for yellow.ai Senior Software Engineer interview:
  • javascript
  • nodejs

I applied via Recruitment Consultant and was interviewed in Apr 2021. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Core concepts of javascript.
  • Q2. Defining the high-level component structure of a page.
  • Ans. 

    High-level component structure of a page refers to the organization of the main elements on a webpage.

    • Identify the main content area of the page

    • Determine the navigation menu and its placement

    • Decide on the placement of secondary content such as ads or related articles

    • Consider the footer and its contents

    • Ensure the page is responsive and adaptable to different screen sizes

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare for the core concepts and be ready to solve problems given at random. Knowing which concept to use would be very much helpful in getting the solutions to the questions.

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
-

I applied via Approached by Company and was interviewed in Jul 2024. There were 3 interview rounds.

Round 1 - Assignment 

Stream a live log file to browser

Round 2 - Technical 

(1 Question)

  • Q1. Existing project details
  • Ans. 

    The existing project is a web application for managing inventory and sales.

    • Built using React for the front-end and Node.js for the back-end

    • Uses MongoDB as the database

    • Includes features such as user authentication, product management, and sales tracking

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. Scale up existing project
  • Ans. 

    Scaling up an existing project involves optimizing performance, increasing capacity, and improving efficiency.

    • Identify bottlenecks and areas for improvement

    • Implement caching mechanisms to reduce load times

    • Optimize database queries for faster retrieval

    • Upgrade hardware or infrastructure to handle increased traffic

    • Use load balancing to distribute traffic evenly across servers

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
6-8 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in Jul 2023. There were 5 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Design a data structure that can take a number with infinite digits and support operation like addition
  • Ans. Create a linked list of number where each node is a digit of a number
  • Answered by inspiringstarfruit
  • Q2. Explain in-depth of the projects you did
  • Ans. Explain project in details with all complexities
  • Answered by inspiringstarfruit
Round 2 - Technical 

(1 Question)

  • Q1. Design a system that reads content of a file and show it in a webpage as the file gets update the webpage should also get updated in realtime
  • Ans. 

    Design a system to display real-time updates of a file's content on a webpage.

    • Use a server-side programming language like Node.js to read the file content.

    • Implement a WebSocket connection between the server and the webpage for real-time updates.

    • Whenever the file is updated, send the updated content to the webpage using the WebSocket connection.

    • Update the webpage dynamically using JavaScript to display the new content.

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. Engineering Manager round - Explain the projects you did in detail
Round 4 - Technical 

(1 Question)

  • Q1. Director round - Explain the projects in details
Round 5 - HR 

(3 Questions)

  • Q1. Explain projects in high level
  • Ans. 

    I have worked on various projects involving software development and implementation.

    • Developed a web application for a retail company to manage inventory and sales.

    • Implemented a mobile app for a healthcare organization to track patient data and appointments.

    • Created a data analysis tool for a financial institution to analyze market trends and make investment decisions.

  • Answered by AI
  • Q2. Explain your strong points
  • Q3. Explain your entire background

Interview Preparation Tips

Interview preparation tips for other job seekers - 1. Except HR round try to be as technical as you can get. Don't make your projects look easy

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed before Feb 2023. There were 4 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Explain what happens when we click on a URL
  • Ans. 

    When we click on a URL, the browser sends a request to the server, which responds with the requested webpage.

    • Clicking on a URL triggers the browser to send an HTTP request to the server.

    • The server receives the request and processes it.

    • The server then sends back a response containing the requested webpage.

    • The browser receives the response and renders the webpage for the user to view.

  • Answered by AI
  • Q2. When a number is represented in LinkedList, how do we add 2 numbers
  • Ans. 

    To add two numbers represented as linked lists, iterate through both lists simultaneously, adding corresponding digits and carrying over the carry value.

    • Create a new linked list to store the result.

    • Initialize a carry variable to 0.

    • Iterate through both linked lists simultaneously, adding the corresponding digits and the carry value.

    • If the sum of the digits is greater than 9, update the carry value and store the remainde...

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. Machine coding round
  • Q2. Chat app using sockets
  • Ans. 

    A chat app using sockets allows real-time communication between users.

    • Use a socket library or framework to handle the communication.

    • Implement a server that listens for incoming connections and manages the chat rooms.

    • Establish a socket connection between the server and clients for sending and receiving messages.

    • Handle message encryption and decryption for secure communication.

    • Implement features like user authentication,...

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. Project Discussions
Round 4 - HR 

(1 Question)

  • Q1. Why am i leaving my old org etc

Skills evaluated in this interview

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

I applied via Referral and was interviewed before May 2023. There were 2 interview rounds.

Round 1 - Coding Test 

Code the LRU cache on hacker rank

Round 2 - One-on-one 

(1 Question)

  • Q1. Code the tail -f logger
  • Ans. 

    Implement a tail -f logger in code

    • Use a file pointer to open the log file

    • Read the file line by line and print new lines as they are added

    • Use a loop to continuously check for new lines in the file

  • Answered by AI

Skills evaluated in this interview

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Leena AI Interview FAQs

How many rounds are there in Leena AI Senior Sdet Engineer interview?
Leena AI interview process usually has 1 rounds. The most common rounds in the Leena AI interview process are One-on-one Round.
What are the top questions asked in Leena AI Senior Sdet Engineer interview?

Some of the top questions asked at the Leena AI Senior Sdet Engineer interview -

  1. Write manual test cases for whatapp security featu...read more
  2. What is Build testing, shift left test...read more

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Leena AI Senior Sdet Engineer Interview Process

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