AmbitionBox
Interview Questions
- Reviews
- Salaries
- Interview Questions
- About Company
- Benefits
- Jobs
- Office Photos
- Community
Add office photos
i
Nagarro
Compare
Filter interviews by
Nagarro Senior Software Engineer Interview Questions and Answers
21 Interview questions
Functional interfaces in programming are interfaces with only one abstract method, used for lambda expressions.
Functional interfaces have only one abstract method
They can have multiple default or static methods
Used for lambda expressions in Java 8+
Examples include java.lang.Runnable, java.util.Comparator
Node.js event loop is a mechanism that allows Node.js to perform non-blocking I/O operations asynchronously.
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 new events and executes them in a non-blocking manner.
Callbacks are used to handle the co...
Debounce function delays the execution of a function until after a specified amount of time has passed since the last time it was invoked.
Use setTimeout to delay the execution of the function
Use clearTimeout to reset the timer if the function is invoked again within the specified time period
Commonly used in scenarios like search bars to prevent excessive API calls
Create a todo app using React, optimize with custom hooks for performance.
Create a basic todo app using React
Identify areas for optimization such as state management
Implement custom hooks for optimized performance
Use useMemo and useCallback hooks to optimize rendering
Consider lazy loading components for better performance
SOLID principles are a set of five design principles in object-oriented programming to make software designs more understandable, flexible, and maintainable.
Single Responsibility Principle (SRP) - A class should have only one reason to change.
Open/Closed Principle (OCP) - Software entities should be open for extension but closed for modification.
Liskov Substitution Principle (LSP) - Objects of a superclass should ...
Clean Architecture is a software design approach that separates concerns and enforces a clear structure for code organization.
Clear separation of concerns between different layers (e.g. presentation, domain, data)
Dependency Rule: inner layers should not depend on outer layers
Use of interfaces to define boundaries between layers
Focus on testability and maintainability
Examples: Hexagonal Architecture, Onion Architec...
MVVM is a design pattern that separates the UI from the business logic, promoting code reusability and maintainability.
MVVM stands for Model-View-ViewModel
Model represents the data and business logic
View is the UI components that the user interacts with
ViewModel acts as a mediator between the Model and View, handling user inputs and updating the Model
Design patterns are reusable solutions to common problems in sof...
Triggers in SQL are special stored procedures that are automatically executed when certain events occur in a database. Indexes in SQL are used to speed up the retrieval of data from tables.
Types of triggers: DML triggers (insert, update, delete), DDL triggers (create, alter, drop), and Logon triggers.
Indexes in SQL are used to quickly retrieve data from tables. Types of indexes include clustered, non-clustered, un...
Virtual DOM is a lightweight copy of the actual DOM, useState is a hook for managing state in functional components, and Hooks are functions that let you use state and other React features in functional components.
Virtual DOM is a lightweight copy of the actual DOM that React uses to improve performance by updating only the necessary parts of the actual DOM.
useState is a hook in React that allows functional compon...
var keyword has function scope, let keyword has block scope. Closure function is a function defined inside another function.
var keyword has function scope, let keyword has block scope
Variables declared with var are hoisted to the top of their function, let variables are not hoisted
Closure function is a function defined inside another function, has access to the outer function's variables
Nagarro Senior Software Engineer Interview Experiences
31 interviews found
Anonymous
I appeared for an interview in Jan 2025.
(1 Question)
- Q1. Architecture discussion around projects
(1 Question)
- Q1. Caching, auth discussion in depth
Interview Preparation Tips
it was highly unprofessional of them.
Selected
(2 Questions)
- Q1. What is Node.js event loop and how its work?
- Ans.
Node.js event loop is a mechanism that allows Node.js to perform non-blocking I/O operations asynchronously.
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 new events and executes them in a non-blocking manner.
Callbacks are used to handle the complet...
- Q2. DBMS questions like joins
- Basic data structures questions.
- Node.js specific questions.
(1 Question)
- Q1. Basic managerial questions
Interview Preparation Tips
Skills evaluated in this interview
(2 Questions)
- Q1. Create a todo kind app using react, then optimize by adding custom hooks, optimize performance
- Ans.
Create a todo app using React, optimize with custom hooks for performance.
Create a basic todo app using React
Identify areas for optimization such as state management
Implement custom hooks for optimized performance
Use useMemo and useCallback hooks to optimize rendering
Consider lazy loading components for better performance
- Q2. Create debounce function
- Ans.
Debounce function delays the execution of a function until after a specified amount of time has passed since the last time it was invoked.
Use setTimeout to delay the execution of the function
Use clearTimeout to reset the timer if the function is invoked again within the specified time period
Commonly used in scenarios like search bars to prevent excessive API calls
(2 Questions)
- Q1. JEST and noSQL related questions
- Q2. Some detailed discussion on optimization and accessibility
Interview Preparation Tips
Skills evaluated in this interview
I applied via Recruitment Consulltant and was interviewed in Dec 2024. There was 1 interview round.
Java and Java related tech questions
I applied via Naukri.com and was interviewed in Mar 2024. There were 2 interview rounds.
This was mix of aptitude test with questions related to .Net MVC, CSS, HTML and OOPS
(5 Questions)
- Q1. 1. Explain Middleware in .Net Core
- Ans.
Middleware in .Net Core is a software component that acts as a bridge between an application's request processing pipeline and the server.
Middleware components are executed in the order they are added to the pipeline.
They can perform tasks like authentication, logging, error handling, etc.
Middleware can be added using the 'UseMiddleware' method in the 'Configure' method of Startup class.
- Q2. 2. Entity Framework related questions like different approached of entity framework and what is DBContext file.
- Q3. 3. JavaScript: difference between var and let keyword, closure function
- Ans.
var keyword has function scope, let keyword has block scope. Closure function is a function defined inside another function.
var keyword has function scope, let keyword has block scope
Variables declared with var are hoisted to the top of their function, let variables are not hoisted
Closure function is a function defined inside another function, has access to the outer function's variables
- Q4. 4. React: What is Virtual DOM, useState and different types of Hooks in React
- Ans.
Virtual DOM is a lightweight copy of the actual DOM, useState is a hook for managing state in functional components, and Hooks are functions that let you use state and other React features in functional components.
Virtual DOM is a lightweight copy of the actual DOM that React uses to improve performance by updating only the necessary parts of the actual DOM.
useState is a hook in React that allows functional components ...
- Q5. 5. SQL: Different Types of triggers, define index and its types
- Ans.
Triggers in SQL are special stored procedures that are automatically executed when certain events occur in a database. Indexes in SQL are used to speed up the retrieval of data from tables.
Types of triggers: DML triggers (insert, update, delete), DDL triggers (create, alter, drop), and Logon triggers.
Indexes in SQL are used to quickly retrieve data from tables. Types of indexes include clustered, non-clustered, unique,...
Interview Preparation Tips
Skills evaluated in this interview
I applied via LinkedIn and was interviewed in Feb 2024. There were 2 interview rounds.
First is online test included both technical n non technical questions
(1 Question)
- Q1. Oops related questions mainly polymorphism and inheritance related
Interview Preparation Tips
25 Aptitude questions - Normal level
3 coding question : Level - Moderate
(2 Questions)
- Q1. Deep Javascript questions
- Q2. Reactjs qusetions
(1 Question)
- Q1. Salary negotiation
I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.
20 min duration, mathematical and reasoning questions are there
Interview Preparation Tips
I applied via LinkedIn and was interviewed in May 2024. There were 2 interview rounds.
Length based question on train and pole, classic apti question from mettl were asked
Find longest repeated char from a string with count eg aaabbaa
(1 Question)
- Q1. Tell me about yourself
- Ans.
I am a Senior Software Engineer with 8 years of experience in developing scalable and efficient software solutions.
8 years of experience in software development
Expertise in developing scalable and efficient software solutions
Proficient in programming languages such as Java, Python, and JavaScript
Strong problem-solving skills and ability to work in a team environment
Top trending discussions
Nagarro Interview FAQs
Some of the top questions asked at the Nagarro Senior Software Engineer interview -
The duration of Nagarro Senior Software Engineer interview process can vary, but typically it takes about less than 2 weeks to complete.
Tell us how to improve this page.
Nagarro Interviews By Designations
- Nagarro Senior Engineer Interview Questions
- Nagarro Staff Engineer Interview Questions
- Nagarro Software Developer Interview Questions
- Nagarro Associate Staff Engineer Interview Questions
- Nagarro Senior Software Engineer Interview Questions
- Nagarro Associate Engineer Interview Questions
- Nagarro Software Engineer Interview Questions
- Nagarro Associate Software Engineer Interview Questions
- Show more
Interview Questions for Popular Designations
- Software Engineer Interview Questions
- Associate Software Engineer Interview Questions
- Softwaretest Engineer Interview Questions
- Software Engineer Trainee Interview Questions
- Software Developer Intern Interview Questions
- Software Developer Interview Questions
- Software Development Engineer Interview Questions
- Junior Software Developer Interview Questions
- Show more
Overall Interview Experience Rating
based on 28 interview experiences
Difficulty level
Duration
Senior Software Engineer Interview Questions from Similar Companies
Nagarro Senior Software Engineer Reviews and Ratings
based on 121 reviews
Rating in categories
|
Associate Staff Engineer
3.2k
salaries
|  ₹10.1 L/yr - ₹36 L/yr |
|
Staff Engineer
3.2k
salaries
| ₹11.8 L/yr - ₹43.2 L/yr |
|
Senior Engineer
2.5k
salaries
| ₹6.1 L/yr - ₹23.5 L/yr |
|
Senior Software Engineer
1.2k
salaries
| ₹5.4 L/yr - ₹26 L/yr |
|
Engineer
1.1k
salaries
| ₹4 L/yr - ₹16.2 L/yr |
Deloitte
Cognizant
TCS
Accenture
- Home >
- Interviews >
- Nagarro Interview Questions >
- Nagarro Senior Software Engineer Interview Questions
