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XpressBees Software Engineer Interview Questions and Answers
XpressBees Software Engineer Interview Experiences
2 interviews found
Anonymous
Selected
I applied via Recruitment Consulltant and was interviewed before Feb 2022. There were 3 interview rounds.
(1 Question)
- Q1. Given a string, find the longest length palindromic substring in the given string.
- Ans.
Find the longest palindromic substring in a given string.
Use dynamic programming to solve the problem efficiently.
Start with the base cases of single characters and two characters.
For longer substrings, check if the first and last characters match and if the substring between them is also a palindrome.
Keep track of the longest palindrome seen so far.
Time complexity: O(n^2), space complexity: O(n^2).
(2 Questions)
- Q1. Mention the most challenging technical problem you had to solve.
- Ans.
Developing a real-time data processing system for a high-traffic website.
Designing a scalable architecture to handle the high volume of incoming data.
Optimizing the data processing algorithms to minimize latency.
Ensuring data consistency and accuracy in a distributed system.
Implementing fault-tolerant mechanisms to handle system failures.
Testing and debugging the system under various load conditions.
- Q2. Some minor low level entity design.
Interview Preparation Tips
Skills evaluated in this interview
I applied via Walk-in and was interviewed before Jan 2021. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Prime number star pattern Js basics form validations
Interview Preparation Tips
Interview questions from similar companies
I applied via Job lever and was interviewed before Sep 2021. There were 2 interview rounds.
Easy leetcode code 2 questions , HTML5 css javascript simple screen design
(1 Question)
- Q1. Oop, Simple coding javascript, react basic, sql basic
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Jun 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Ds Algo based
Interview Preparation Tips
I applied via Referral and was interviewed in Nov 2020. There were 5 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Web scrapping assignment
- Q2. Competetive programming questions
Interview Preparation Tips
Interview Questionnaire
1 Question
- Q1. Questions on data structures
Selected
I applied via Recruitment Consulltant and was interviewed before Feb 2023. There were 2 interview rounds.
1 easy and 1 medium-level question , time 90 min.
(1 Question)
- Q1. Java Basic and spring boot Basic and LLD
Interview Preparation Tips
Interview Questionnaire
1 Question
- Q1. First round will be aptitude test followed by coding test and then telephonic round
Interview Preparation Tips
Advise: You have to manage the time to attempt all questions, don’t leave any question un attempted.
Coding round Info: There will be around 3 questions. The question will be based on some scenario and you have to write code to implement that.
Advise: It would be better to do some easy to moderate questions on hackerank or leetcode. Last thing don’t try to attempt all questions, just try to completely finish questions.
I applied via Job Portal and was interviewed in Apr 2021. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. First round with IQ test having 30 questions. Need to complete within 20 minutes.
- Q2. After clearing the first round, you will get 50 questions related to technical. Need to complete within 45 minutes.
Interview Preparation Tips
(2 Questions)
- Q1. What is async/await
- Ans.
Async/await is a feature in JavaScript that allows for asynchronous programming using promises.
Async/await is a syntactic sugar built on top of promises in JavaScript.
It allows for writing asynchronous code that looks synchronous, making it easier to read and maintain.
The 'async' keyword is used to define a function as asynchronous, while 'await' is used to pause the execution of the function until a promise is settled...
- Q2. What how closure work
- Ans.
Closures are functions that have access to variables from their containing scope even after the scope has closed.
Closures allow functions to maintain access to variables from their parent scope even after the parent function has finished executing.
Closures are created when a function is defined within another function and the inner function references variables from the outer function.
Closures are commonly used in even...
Skills evaluated in this interview
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