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LambdaTest Software Development Testing Engineer Interview Questions and Answers

Updated 23 Oct 2024

LambdaTest Software Development Testing Engineer Interview Experiences

1 interview found

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

I applied via LinkedIn and was interviewed before Oct 2023. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Leetcode medium
  • Q2. Testing fundamentals
Round 2 - Coding Test 

Leetcode medium and Testing Fundamentals

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

I applied via Naukri.com and was interviewed in Mar 2021. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Microservices, AWS, Web API etc
  • Q2. Inter personal skills

Interview Preparation Tips

Interview preparation tips for other job seekers - There were 3 rounds of interviews (2 rounds were technical) and Technical Assessment.
After the first round of technical interview I had to take Assessment in Hacker Rank, which consist of multiple choice questions and coding related to the technical skill required for the position. The interview process was very smooth. Final round was more on to check the inter personal skills.
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Feb 2022. 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 - Coding Test 

Chrome and Firefox Browser automation

Round 3 - Assignment 

Log file tail last n lines where n is configurable. Followup question on how you can optimize it further incase log file size is in TBs and incase it is cluster of servers

Round 4 - Technical 

(4 Questions)

  • Q1. Detailed Technical background check and discussion on past projects.
  • Q2. Messaging queue and best practices
  • Ans. 

    Messaging queues are used to manage asynchronous communication between different components of a system.

    • Use a reliable messaging queue system like RabbitMQ or Apache Kafka

    • Ensure messages are properly formatted and serialized

    • Implement message acknowledgement and retry mechanisms

    • Monitor queue health and performance

    • Consider message ordering and partitioning for scalability

    • Avoid long-running tasks in message handlers

  • Answered by AI
  • Q3. Binary Search Tree twisted question
  • Q4. Map Reduce concept for solving dictionary keywords
  • Ans. 

    MapReduce is a programming model for processing large data sets in parallel.

    • MapReduce divides the input data into chunks and processes them in parallel.

    • It consists of two phases: Map and Reduce.

    • Map function takes input data and converts it into key-value pairs.

    • Reduce function takes the output of Map as input and combines the values with the same key.

    • It is used for solving dictionary keywords by mapping each word to a k

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Work on above 2 rounds, they seem to keep their round formats same

Skills evaluated in this interview

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

I applied via Referral and was interviewed in Jan 2024. There were 3 interview rounds.

Round 1 - Coding Test 

Normal 3 leetcode medium questions

Round 2 - Assignment 

Machine coding round to design tail -f

Round 3 - One-on-one 

(2 Questions)

  • Q1. Questions on internal working of os
  • Q2. Questions on projects
Interview experience
2
Poor
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Not Selected

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

Round 1 - Coding Test 

MCQ based Questions from topics of DSA , web development

Round 2 - Asked to live code a unix comman 

(1 Question)

  • Q1. Asked us to live code tail -f unix command
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

Round 1 - Coding Test 

Machine coding round

Round 2 - Technical 

(2 Questions)

  • Q1. TCP/IP related questions, what happens when you search a webpage?
  • Q2. Past projects discussions
Round 3 - HR 

(1 Question)

  • Q1. Behavioural questions on how would you tackle a particular scenario
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected
Round 1 - Technical 

(1 Question)

  • Q1. Questions on my recent project and DSA questions.
Round 2 - Technical 

(1 Question)

  • Q1. Only DSA questions
Round 3 - HR 

(1 Question)

  • Q1. Tell me some thing about yourself and weakness and strengths
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. It went well some basic questions in my background

I applied via Naukri.com and was interviewed in Oct 2021. 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 - Technical 

(1 Question)

  • Q1. Questions relate to JavaScript from basic to advance
Round 3 - HR 

(4 Questions)

  • Q1. What are your salary expectations?
  • Ans. 

    I am open to discussing salary based on the responsibilities and requirements of the position.

    • I am flexible and open to negotiation.

    • I am looking for a competitive salary that reflects my skills and experience.

    • I am more interested in the overall compensation package, including benefits and opportunities for growth.

    • I am confident that we can come to a mutually beneficial agreement.

  • Answered by AI
  • Q2. What is your family background?
  • Ans. 

    My family background is diverse and multicultural, with members from different professions and backgrounds.

    • My father is a doctor and my mother is a teacher.

    • I have two siblings, one is an engineer and the other is a lawyer.

    • We have relatives living in different countries, which has exposed me to various cultures and traditions.

  • Answered by AI
  • Q3. Share details of your previous job.
  • Ans. 

    I worked as a Software Engineer at XYZ Company.

    • Developed and maintained software applications using Java and Python.

    • Collaborated with cross-functional teams to gather requirements and design solutions.

    • Implemented unit tests and conducted code reviews to ensure high-quality code.

    • Participated in agile development processes and attended daily stand-up meetings.

    • Troubleshooted and resolved software defects and issues report...

  • Answered by AI
  • Q4. Tell me about yourself.
  • Ans. 

    I am a software engineer with experience in developing and maintaining software applications.

    • I have a Bachelor's degree in Computer Science.

    • I have worked on various projects using different programming languages such as Java, C++, and Python.

    • I am skilled in software development methodologies like Agile and have experience with version control systems like Git.

    • I have strong problem-solving and analytical skills, which h...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Indium Software Software Engineer interview:
  • Basic
  • Java Script
  • Angular
Interview preparation tips for other job seekers - Just stay calm and give answer with confidence and also don’t forget to learn basics of the profile whatever u r applying for

LambdaTest Interview FAQs

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

Some of the top questions asked at the LambdaTest Software Development Testing Engineer interview -

  1. Leetcode med...read more
  2. Testing fundament...read more

Tell us how to improve this page.

LambdaTest Software Development Testing Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

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