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Gammastack Solution Engineer Interview Questions and Answers

Updated 13 Jan 2025

Gammastack Solution Engineer Interview Experiences

6 interviews found

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(3 Questions)

  • Q1. What is Event Loop in Node.Js, How it works
  • Ans. 

    Event Loop in Node.js is a mechanism that allows Node.js to perform non-blocking I/O operations.

    • Event Loop is responsible for handling asynchronous operations in Node.js.

    • It allows Node.js to perform multiple operations simultaneously without blocking the execution.

    • Event Loop continuously checks the event queue for any pending tasks and executes them in a loop.

    • Example: setTimeout() function in Node.js uses Event Loop to...

  • Answered by AI
  • Q2. Indexing, Sharding, DB Scaling, Application Security and scaling
  • Q3. DSA question related to array, string

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

4 coding question 1 easy 2 medium 1 hard

Round 2 - Technical 

(2 Questions)

  • Q1. Brief introduction of yourself
  • Q2. Write an sql query to find second largest salary
  • Ans. 

    SQL query to find the second largest salary in a table

    • Use the MAX() function to find the highest salary

    • Use the WHERE clause to exclude the highest salary

    • Order the salaries in descending order and limit the result to 1

  • Answered by AI
Round 3 - Technical 

(3 Questions)

  • Q1. DSA theory question and their time complexities
  • Q2. DBMS normalization acid property keys etc
  • Q3. Coding easy to medium level

Skills evaluated in this interview

Solution Engineer Interview Questions Asked at Other Companies

asked in CitiusTech
Q1. 1. What is triggers and where we use triggers in xamarin? 2. Oops ... read more
Q2. What's a Camera Sensor? What's use of sensor ? Sizes of Sensor.
asked in FarEye
Q3. How to find second highest salaried person details from a table
Q4. How a mobile device connects to a network and the process invoved ... read more
Q5. What is a server ? How it's different from PC ?
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Frond end related coding

Round 2 - Coding Test 

Core js and next interview

Round 3 - HR 

(2 Questions)

  • Q1. Previous experience
  • Q2. Future goals

Interview Preparation Tips

Interview preparation tips for other job seekers - Just have a strong hold on the basics
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Introduce yourself

Gammastack interview questions for designations

 Software Engineer

 (2)

 Softwaretest Engineer

 (1)

 Project Manager

 (1)

 Intern

 (1)

 SDE

 (1)

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

I was interviewed before Feb 2023.

Round 1 - Technical 

(1 Question)

  • Q1. Basic questions about the programming languages like Java, Python etc
Round 2 - Technical 

(1 Question)

  • Q1. Questions based on Data Structures and some Easy-Medium level coding questions
Round 3 - HR 

(2 Questions)

  • Q1. Tell me about yourself and your hobbies
  • Q2. Discussion on hobbies

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on Basics
Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
-

I applied via Referral and was interviewed before Mar 2023. There were 3 interview rounds.

Round 1 - Coding Test 

3 coding program for campus drive selection

Round 2 - Technical 

(1 Question)

  • Q1. Pattern program using recursion. Suffix-prefix array based coding question. Few puzzles for logical thinking.
Round 3 - HR 

(1 Question)

  • Q1. Basic detail and got selected.

Interview questions from similar companies

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

I was interviewed before Feb 2024.

Round 1 - Coding Test 

There were two coding questions; one was related to linked lists, and the other was linked to binary trees.

Round 2 - Technical 

(4 Questions)

  • Q1. Can you elaborate on the project discussion you mentioned in your resume?
  • Ans. 

    Developed a web application for tracking inventory and sales data

    • Used React for front-end development

    • Implemented RESTful APIs using Node.js and Express for back-end

    • Utilized MongoDB for database management

    • Integrated authentication and authorization features for secure access

    • Implemented data visualization using Chart.js

  • Answered by AI
  • Q2. Can you provide the code to reverse a linked list?
  • Ans. 

    Reversing a linked list involves changing the direction of pointers to go from the end to the beginning.

    • Start by initializing three pointers: current, previous, and next.

    • Iterate through the linked list, updating the pointers to reverse the direction of the links.

    • Update the head of the linked list to point to the new first node, which was the original last node.

  • Answered by AI
  • Q3. Some questions were asked regarding the four pillars of Object-Oriented Programming (OOP)?
  • Q4. Questions related to pointers, dangling pointers.
Round 3 - Technical 

(4 Questions)

  • Q1. Program for finding the perfect squares between two numbers.
  • Ans. 

    Program to find perfect squares between two numbers

    • Iterate through numbers between the given range

    • Check if the square root of the number is an integer

    • If yes, then it is a perfect square

  • Answered by AI
  • Q2. What are smart pointers in C++?
  • Ans. 

    Smart pointers in C++ are objects that act like pointers but provide automatic memory management.

    • Smart pointers help prevent memory leaks by automatically managing memory allocation and deallocation.

    • Examples include unique_ptr, shared_ptr, and weak_ptr.

    • unique_ptr is used for exclusive ownership, shared_ptr for shared ownership, and weak_ptr to prevent circular references.

  • Answered by AI
  • Q3. What is mutual exclusion in the context of concurrent programming?
  • Ans. 

    Mutual exclusion is a concept in concurrent programming where only one thread can access a shared resource at a time.

    • Ensures that only one thread can access a critical section of code at a time

    • Prevents race conditions and data corruption

    • Commonly implemented using locks, semaphores, or mutexes

    • Example: Using a mutex to protect a shared variable in a multi-threaded application

  • Answered by AI
  • Q4. What is the process for implementing multithreading?
  • Ans. 

    Implementing multithreading involves creating and managing multiple threads to execute tasks concurrently.

    • Identify the tasks that can be executed concurrently

    • Create and manage multiple threads to execute these tasks simultaneously

    • Use synchronization techniques like locks and semaphores to prevent race conditions

    • Handle communication and coordination between threads

    • Consider thread safety and resource sharing issues

  • Answered by AI

Skills evaluated in this interview

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

(1 Question)

  • Q1. 2 DSA questions was asked and Java Questions
Round 2 - Technical 

(1 Question)

  • Q1. Questions on Kafka, Scalability
Round 3 - Technical 

(1 Question)

  • Q1. Questions releated to past projects and Cassandra
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Three coding online assessments - screening round.

Round 2 - Coding Test 

Two to three coding questions based on dynamic programming.

Round 3 - Technical 

(1 Question)

  • Q1. Resume based and computer network
Round 4 - HR 

(1 Question)

  • Q1. Simple hr question

Interview Preparation Tips

Interview preparation tips for other job seekers - If clear coding is improved, the chances of being selected will increase.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Search in 2d matrix
  • Ans. 

    Search for a target value in a 2D matrix efficiently.

    • Use binary search on rows to find the potential row where the target value may exist.

    • Then use binary search on that row to find the target value.

  • Answered by AI
  • Q2. Find quadraplets that sum to target
  • Ans. 

    Find quadraplets in an array that sum up to a target value.

    • Use a nested loop to iterate through all possible combinations of quadraplets.

    • Keep track of the sum of each quadraplet and compare it to the target value.

    • Return the quadraplets that match the target sum.

  • Answered by AI

Skills evaluated in this interview

Gammastack Interview FAQs

How many rounds are there in Gammastack Solution Engineer interview?
Gammastack interview process usually has 2-3 rounds. The most common rounds in the Gammastack interview process are Technical, Coding Test and HR.
What are the top questions asked in Gammastack Solution Engineer interview?

Some of the top questions asked at the Gammastack Solution Engineer interview -

  1. What is Event Loop in Node.Js, How it wo...read more
  2. Write an sql query to find second largest sal...read more
  3. Pattern program using recursion. Suffix-prefix array based coding question. Few...read more

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Gammastack Solution Engineer Interview Process

based on 7 interviews

3 Interview rounds

  • Coding Test Round
  • Technical Round
  • HR Round
View more

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Gammastack Solution Engineer Salary
based on 162 salaries
₹3 L/yr - ₹14.2 L/yr
18% less than the average Solution Engineer Salary in India
View more details

Gammastack Solution Engineer Reviews and Ratings

based on 26 reviews

3.6/5

Rating in categories

3.6

Skill development

3.4

Work-life balance

3.1

Salary

3.4

Job security

3.4

Company culture

3.0

Promotions

3.3

Work satisfaction

Explore 26 Reviews and Ratings
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