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Fintech Blue Solutions Senior Software Engineer Interview Questions and Answers
Fintech Blue Solutions Senior Software Engineer Interview Experiences
1 interview found
Anonymous
Selected
I applied via Referral and was interviewed before Dec 2023. There were 3 interview rounds.
(1 Question)
- Q1. Discussion about previous projects
(1 Question)
- Q1. Java, Kotlin , Architecture patterns
(1 Question)
- Q1. Personal and Previous experience
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Interview questions from similar companies
I applied via Naukri.com
(4 Questions)
- Q1. Asked to write a program to check whether string is valid or not. String consists of only three kind of special characters "(), [], {}". We need to return true if all special characters are in correct for...
- Q2. What is useRef hook used for?
- Ans.
useRef hook is used to persist a mutable value across renders without causing a re-render.
Used to store mutable values that do not trigger re-renders.
Commonly used for accessing DOM elements or storing previous values.
Does not cause a re-render when the value changes.
- Q3. What are the best practices to avoid rerenders and to improve performance
- Ans.
Use memoization, virtual DOM, and shouldComponentUpdate to avoid unnecessary rerenders and improve performance.
Implement memoization to store the result of expensive function calls and avoid recalculating them.
Use virtual DOM to efficiently update only the parts of the UI that have changed.
Override shouldComponentUpdate to prevent unnecessary rerenders by comparing current and next props/state.
- Q4. What are callbacks, Promises, async await
- Ans.
Callbacks, Promises, async await are asynchronous programming concepts in JavaScript.
Callbacks are functions passed as arguments to another function to be executed later.
Promises are objects representing the eventual completion or failure of an asynchronous operation.
async await is a syntax for writing asynchronous code that looks synchronous, making it easier to read and maintain.
Example: Using a callback to handle th...
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
(2 Questions)
- Q1. Nth Greatest Element III (Leetcode)
- Ans.
Find the Nth greatest element in an array without sorting
Use a priority queue to keep track of the N greatest elements
Iterate through the array and add elements to the priority queue
Return the top element from the priority queue as the Nth greatest element
- Q2. Heater Problem (Leetcode)
- Ans.
Heater Problem - Find minimum radius to cover all houses with heaters
Sort the houses and heaters arrays
For each house, find the closest heater using binary search
Calculate the minimum radius needed to cover all houses
Skills evaluated in this interview
DSA, problem solving
System design interview and prior experience in projects
(2 Questions)
- Q1. What was the toughest problem you encountered in your previous assignments ?
- Q2. Given a choice, what would you have done differently in your previous assignments ?
Kanak Sharma
(2 Questions)
- Q1. Tell me about yourself
- Q2. About techstacks
Selected
I applied via Approached by Company and was interviewed before Oct 2022. There were 3 interview rounds.
(2 Questions)
- Q1. Coding questions was leecode replace 3 concurrent character in string until there is none
- Q2. You can google the answer
(2 Questions)
- Q1. Here also leetcode easy
- Q2. Easily solvable
Interview Preparation Tips
I applied via Approached by Company and was interviewed before May 2023. There were 2 interview rounds.
(1 Question)
- Q1. Coding question leetcode medium
(2 Questions)
- Q1. Coding question
- Q2. Leetcode medium
Interview Preparation Tips
I applied via Approached by Company and was interviewed in Feb 2022. There were 2 interview rounds.
(1 Question)
- Q1. Basic questions of related role.
(1 Question)
- Q1. Deeper technology-related questions and simple coding
Interview Preparation Tips
They took 2 rounds within 2 weeks, all goes well. after that HR confirms that you cleared the round and someone will call you for a final discussion. Post that they never reply. and when you call back to HR every time he says "I will check and let you know" but never ever did it for months.
Don't waste our time if you are not serious about hiring.
Interview Questionnaire
2 Questions
- Q1. Find the type of data structure based on the operation performed. Given the order of insertion and deletion. Find whether this operation corresponds to stack/queue /priority queue
- Ans.
Identify data structure based on insertion and deletion order
If insertion and deletion follow LIFO order, it is a stack
If insertion follows FIFO order and deletion follows LIFO order, it is a queue
If insertion and deletion follow priority order, it is a priority queue
- Q2. Find maximum element in an array in less dhan O(N)
- Ans.
Find maximum element in an array in less than O(N)
Use divide and conquer approach
Compare maximum of left and right subarrays
Recursively find maximum element
Interview Preparation Tips
Skills evaluated in this interview
I applied via Approached by Company and was interviewed before Jul 2021. There were 2 interview rounds.
They given 2 program to to 1-2 hour
(1 Question)
- Q1. Ask basic programming questions
Interview Preparation Tips
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Fintech Blue Solutions Senior Software Engineer Reviews and Ratings
based on 2 reviews
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