Certified Nest.js Developer

How It Works

  1. 1. Select Certification & Register
  2. 2. Receive Online e-Learning Access (LMS)
  3. 3. Take exam online anywhere, anytime
  4. 4. Get certified & Increase Employability

Test Details

  • Duration: 60 minutes
  • No. of questions: 50
  • Maximum marks: 50, Passing marks: 25 (50%).
  • There is NO negative marking in this module.
  • Online exam.

Benefits of Certification

$49.00 /-

Nest.js is a progressive and versatile Node.js framework used to build efficient, scalable, and maintainable server-side applications. It is designed with a focus on developer productivity, modular architecture, and the use of modern JavaScript and TypeScript features. Nest.js follows architectural patterns inspired by Angular, providing a robust and opinionated structure for building enterprise-grade applications.

Note: Please note that the course comes with online e-learning (videos) only. No hard copy will be provided.

Why should one take Nest.js Professional Certification?

This Course is intended for professionals and graduates wanting to excel in their chosen areas. It is also well suited for those who are already working and would like to take certification for further career progression.

Earning Vskills Nest.js Professional Professional Certification can help candidate differentiate in today's competitive job market, broaden their employment opportunities by displaying their advanced skills, and result in higher earning potential.

Who will benefit from taking Nest.js Professional Certification?

Job seekers looking to find employment in web development, or IT departments of various companies, students generally wanting to improve their skill set and make their CV stronger and existing employees looking for a better role can prove their employers the value of their skills through this certification.

Nest.js Professional Table of Contents


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Nest.js Professional Interview Questions


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Nest.js Professional professionals are in great demand, especially it companies are looking for skilled Nest.js Professional Professionals. Here is the list of some of the companies hiring Nest.js Professional Professionals, IBM, Barclays, Accenture, JP Morgan, Siemens, Capgemini, Flipkart, Amazon, Toptal, Mindtree, Genpact, HSBC etc.

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Introduction to Nest.js

  • What is Nest.js?
  • Features and benefits of Nest.js
  • Architecture and design principles

Setting Up a Nest.js Project

  • Installing Node.js and npm
  • Creating a new Nest.js project
  • Project structure and conventions

TypeScript Fundamentals

  • Introduction to TypeScript
  • TypeScript data types and interfaces
  • Decorators and metadata in TypeScript

Controllers and Routing

  • Creating controllers
  • Handling HTTP requests and responses
  • Routing in Nest.js

Dependency Injection

  • Understanding Dependency Injection in Nest.js
  • Providers and services
  • Injectors and modules


  • Creating custom middleware
  • Built-in middleware
  • Middleware execution order

Modules and Providers

  • Organizing code into modules
  • Providers and injection tokens
  • Dynamic modules

Data Validation and Pipes

  • Input validation with Pipes
  • Creating custom Pipes
  • Built-in Pipes

Exception Handling

  • Handling exceptions in Nest.js
  • Custom exception filters
  • Global exception handling

Authentication and Authorization

  • Implementing authentication strategies
  • JWT-based authentication
  • Role-based and permission-based authorization

GraphQL with Nest.js

  • Introduction to GraphQL
  • Building GraphQL APIs with Nest.js
  • Query, Mutation, and Resolver

WebSockets and Real-Time Communication

  • Introduction to WebSockets
  • Implementing WebSockets in Nest.js
  • Real-time communication in Nest.js

Testing in Nest.js

  • Unit testing with Jest
  • Testing controllers, services, and modules
  • Mocking dependencies

Database Integration

  • Connecting to databases (e.g., MySQL, MongoDB)
  • Creating database models
  • Implementing CRUD operations

Security and Best Practices

  • Security best practices
  • CORS and CSRF protection
  • Logging and error handling strategies

API Documentation

  • Generating API documentation with Swagger
  • Customizing API documentation
  • Using Postman for API testing

Deployment and Scaling

  • Deploying Nest.js applications to production
  • Scaling Nest.js applications
  • Containerization with Docker

Performance Optimization

  • Profiling and optimizing Nest.js applications
  • Caching strategies
  • Load balancing

Building RESTful APIs

  • Building RESTful endpoints
  • Versioning REST APIs
  • Hypermedia and HATEOAS

Continuous Integration and Deployment (CI/CD)

  • Setting up CI/CD pipelines
  • Automating deployment workflows
  • DevOps best practices

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