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Sigmoid Associate Software Engineer Interview Questions and Answers

Updated 2 May 2024

Sigmoid Associate Software 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 campus placement at National Institute of Technology (NIT), Raipur and was interviewed before May 2023. There were 3 interview rounds.

Round 1 - Coding Test 

Easy-level questions were asked. One was for coding up BFS of a tree, another was to implement queue using linked list

Round 2 - Coding Test 

Medium level questions were asking related to tree and arrays

Round 3 - HR 

(4 Questions)

  • Q1. What are your hobbies?
  • Q2. How do you see yourself in 5 years?
  • Q3. What was your past work experience like?
  • Q4. What are your strengths and weaknesses?

Interview questions from similar companies

I was interviewed before Sep 2020.

Round 1 - Coding Test 

(1 Question)

Round duration - 60 Minutes
Round difficulty - Medium

First there was a preplacement talk of company and interview process. Soon online test was conducted around 10 AM in consisting of MCQs, and coding question. Platform was smooth enough.

  • Q1. 

    Find the Longest Palindromic Substring

    Given a string ‘S’ composed of lowercase English letters, your task is to identify the longest palindromic substring within ‘S’.

    If there are multiple longest palin...

  • Ans. Brute Force

    The brute force solution is to pick all possible starting and ending positions for a substring and verify if it is a palindrome.

     

    The steps are as follows:

     

    1. If the length of the given string is zero, return an empty string. Else,
    2. Start checking each substring of the given string ‘S’ whether the substring is a palindrome or not.
    3. To do this first, run the two nested loops.
    4. These two loops pick up all the ...
  • Answered Anonymously
Round 2 - Video Call 

(2 Questions)

Round duration - 45 Minutes
Round difficulty - Medium

The day after online test is done , Technical round was conducted at 9AM . Interview went well without distractions though it was online.

  • Q1. 

    Merge Sort Problem Statement

    You are given a sequence of numbers, ARR. Your task is to return a sorted sequence of ARR in non-descending order using the Merge Sort algorithm.

    Explanation:

    The Merge Sort...

  • Ans. Recursion

    The basic idea is that we divide the given ‘ARR’ into two-part call them ‘leftHalves’ and ‘rightHalves’ and call the same function again with both the parts. In the end, we will get sorted ‘leftHaves’ and sorted ‘righthalves’ which we merge both of them and return a merged sorted ‘ARR’.

    We implement this approach with a divide and conquer strategy.

     

    Here is the algorithm : 

     

    1. Divide ‘ARR’ into two-p...
  • Answered Anonymously
  • Q2. Given three tables and their attributes, how would you find the names of employees whose balance is less than 200?
Round 3 - Video Call 

Round duration - 45 Minutes
Round difficulty - Medium

Round 4 - HR 

Round duration - 35 Minutes
Round difficulty - Medium

Interview Preparation Tips

Professional and academic backgroundI applied for the job as Associate Software Engineer in ChennaiEligibility criteriaAbove 8 CGPAAthenahealth interview preparation:Topics to prepare for the interview - Data Structures and Algorithms Java, DBMS, Operating Systems, Computer Networks, OOPSTime required to prepare for the interview - 4 MonthsInterview preparation tips for other job seekers

Tip 1 : First of all make sure you are strong in programming languages (OOPS Java and C) .
Tip 2 : It is very important to have good command on core subjects of Operating systems ,DBMS and Computer Networks. 
Tip 3 : After having grip on mentioned above, move on to Data Structures and Algorithms which plays a vital role to be placed in 
any product based company.
Tip 4: No exam/interviewer goes untouched on topics of Database and SQL. Be confident enough to write queries on being 
asked.
Tip 5 : Do not forget to assess yourself. Mock interviews would work, but self assessment is necessary. You can switch on your 
camera and know the way you are performing and auto correct yourself .Am sure most of you will find it worthy.
Tip 6 : After being prepared , it is very common for any student/person to feel nervous on the day of interview , but don't worry 
be good at yourself and interviewer would definitely make u feel comfortable.

Application resume tips for other job seekers

Tip 1 : Spend time on preparing your resume. Do not give false statements.
Tip 2 : You must be prepared enough to answer every point mentioned in the resume.
Tip 3 : Highlight your areas of strengths where you wanted to be questioned.
Tip 4 : Make sure you have good projects in your hand.
Tip 5 : Good presentation of content is very much important.

Final outcome of the interviewSelected

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-

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

Round 1 - One-on-one 

(2 Questions)

  • Q1. Maximal rectangal
  • Q2. Loop in linked list
  • Ans. 

    Loop in linked list is a situation where a node points to a previous node in the list, creating an infinite loop.

    • Check for loops using Floyd's cycle detection algorithm

    • Use two pointers, one moving twice as fast as the other, to detect a loop

    • If the fast pointer catches up to the slow pointer, there is a loop

  • Answered by AI
Round 2 - HR 

(2 Questions)

  • Q1. Basic hr question regarding your project and all
  • Q2. He was more interested in what is my thinking pattern

Skills evaluated in this interview

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

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

Round 1 - Technical 

(2 Questions)

  • Q1. What is difference between function and stored procedure
  • Ans. 

    Functions return a single value, while stored procedures can perform multiple operations and return multiple values.

    • Functions return a single value, while stored procedures can return multiple values.

    • Functions are called in SQL statements, while stored procedures are called using EXECUTE statement.

    • Functions cannot have output parameters, while stored procedures can have output parameters.

    • Functions cannot modify server ...

  • Answered by AI
  • Q2. How to implement custom exception in MVC
  • Ans. 

    Custom exceptions can be implemented in MVC by creating a new class that inherits from Exception class.

    • Create a new class that inherits from Exception class

    • Override the constructor to pass a custom message to the base Exception class

    • Throw the custom exception in the MVC controller or service layer

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. What fifo? diff btwn fifo and lifo
  • Ans. 

    FIFO stands for First In, First Out. LIFO stands for Last In, First Out.

    • FIFO is a method for organizing and manipulating a data buffer, where the first element added is the first to be removed.

    • LIFO is a method where the last element added is the first to be removed.

    • FIFO is like a queue, while LIFO is like a stack.

    • Example: In a FIFO queue, if elements A, B, and C are added in that order, they will be removed in the same...

  • Answered by AI

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

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

Round 1 - Technical 

(3 Questions)

  • Q1. Core java concepts,Sql queries,2 coding question based on arrays and string
  • Q2. Reverse the string
  • Ans. 

    Reverse a given string

    • Use a loop to iterate through the characters of the string

    • Swap the characters from start to end to reverse the string

    • Return the reversed string

  • Answered by AI
  • Q3. Find third highest salary from a employee table
Round 2 - Technical 

(4 Questions)

  • Q1. Advance java and project related
  • Q2. Springboot and spring diff
  • Q3. Springboot annotations used in your project
  • Ans. 

    Some common Springboot annotations used in projects are @RestController, @Autowired, @RequestMapping, @Service, @Component, @Repository.

    • @RestController - Used to define RESTful web services.

    • @Autowired - Used for automatic dependency injection.

    • @RequestMapping - Used to map web requests to specific handler methods.

    • @Service - Used to indicate that a class is a service.

    • @Component - Used to indicate that a class is a Spring...

  • Answered by AI
  • Q4. Springboot dependencies

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
No response

I applied via Approached by Company and was interviewed in Jun 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Js questions and 2 coding questions
  • Q2. Questions on angular, html and css
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Approached by Company and was interviewed in May 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. What is a bloom filter in hbase ?
  • Ans. 

    A bloom filter in HBase is a data structure used to test whether a given element is a member of a set.

    • Bloom filters are used to reduce the number of disk reads in HBase by quickly determining if a row may exist in a table.

    • They are implemented as a compact array of bits, with multiple hash functions used to map elements to bits.

    • Bloom filters can produce false positives but not false negatives, making them useful for pre...

  • Answered by AI
  • Q2. Write a query to remove duplicate rows in pyspark based on primary key.
  • Ans. 

    Use dropDuplicates() function in pyspark to remove duplicate rows based on primary key.

    • Use dropDuplicates() function on the DataFrame with the primary key column specified.

    • Specify the subset parameter in dropDuplicates() to specify the primary key column.

    • Example: df.dropDuplicates(['primary_key_column'])

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Revise pyspark and sql really well

Skills evaluated in this interview

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

I applied via Naukri.com and was interviewed in Mar 2024. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. All questions based on your resume and recent project you have done including OOPS concept, MVC , Design patterns, SOLID principles
Round 2 - Behavioral 

(1 Question)

  • Q1. Here test the communications, problem solving skills, Decision making skill, Situation handle, conflict management
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

Round 1 - Aptitude Test 

Easy questions according to the role.

Round 2 - One-on-one 

(1 Question)

  • Q1. Interview was for 30 min
Round 3 - HR 

(1 Question)

  • Q1. Basic HR Questions like Introduce yourself etc

Interview Preparation Tips

Interview preparation tips for other job seekers - Study according to the job requirements.

Sigmoid Interview FAQs

How many rounds are there in Sigmoid Associate Software Engineer interview?
Sigmoid interview process usually has 3 rounds. The most common rounds in the Sigmoid interview process are Coding Test and HR.

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Sigmoid Associate Software Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
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