Dialify Tech: Backend Development with

Node.js - Detailed Curriculum

Course Title: Backend Development with Node.js

Company: Dialify Tech

Location: Mirpur, Dhaka

Course Description

This intensive course provides a comprehensive journey into backend development using

Node.js, designed for individuals aspiring to become proficient backend or full-stack

developers. Participants will master the fundamentals of Node.js, delve into advanced

JavaScript concepts, build robust RESTful APIs with Express.js, integrate with various

databases, implement secure authentication and authorization, and learn deployment

strategies. The curriculum emphasizes hands-on learning, culminating in a significant

project that applies all acquired skills to a real-world application.

Target Audience: Aspiring backend developers, full-stack developers, and anyone

interested in building server-side applications with Node.js.

Prerequisites: A foundational understanding of JavaScript and general web development

concepts is recommended.

Learning Objectives

Upon successful completion of this course, students will be able to:

• Understand the core principles and architecture of Node.js.

• Set up a professional Node.js development environment.

• Utilize essential Node.js core modules for various tasks.

• Manage project dependencies and scripts using npm.

• Develop robust web servers and APIs using the Express.js framework.

• Implement middleware for request processing and error handling.

• Integrate and interact with both NoSQL (MongoDB) and SQL databases.

• Design and build well-structured RESTful APIs following best practices.

• Implement secure user authentication and authorization mechanisms (e.g., JWT).

• Write unit and integration tests for Node.js applications.

• Prepare and deploy Node.js applications to cloud platforms.

• Optimize Node.js application performance.

Course Structure and Modules

Each module includes theoretical concepts, practical examples, coding exercises, and

quizzes.

Module 1: Introduction to Node.js and JavaScript Refresher (Approx.

8 hours)

• Topics:

• Node.js: Event-driven architecture, non-blocking I/O, use cases.

• Development Environment Setup: Node.js, npm, VS Code configuration.

• JavaScript ES6+ Review: let , const , arrow functions, destructuring, spread/rest,

Promises, Async/Await, modules.

• Learning Outcomes:

• Explain the role and benefits of Node.js in backend development.

• Set up a functional Node.js development environment.

• Apply modern JavaScript features to write efficient code.

Module 2: Node.js Fundamentals (Approx. 10 hours)

• Topics:

• Core Modules: fs , path , os , http (basic server), events .

• NPM: package.json , dependency management, npm scripts .

• Asynchronous Programming: Callbacks, Promises, Async/Await, error handling.

• Learning Outcomes:

• Utilize Node.js core modules for file operations, path manipulation, and basic

networking.

• Effectively manage project dependencies and automate tasks with npm.

• Write and debug asynchronous Node.js code using Promises and Async/Await.

Module 3: Building Web Servers with Express.js (Approx. 12 hours)

• Topics:

• Express.js Introduction: Setup, routing, HTTP methods.

• Middleware: Built-in, third-party ( body-parser , morgan ), custom middleware.

• Request/Response Objects: Accessing data, sending various response types.

• Error Handling: Custom error middleware.

• Learning Outcomes:

• Develop a functional web server using Express.js.

• Implement routing for different API endpoints.

• Utilize middleware for request parsing, logging, and custom logic.

• Implement robust error handling in Express applications.

Module 4: Database Integration (Approx. 15 hours)

• Topics:

• Database Concepts: Relational vs. NoSQL, database selection.

• MongoDB with Mongoose: Setup, ODM, schemas, models, CRUD operations, data

validation.

•

(Optional) SQL Databases: PostgreSQL, Sequelize/Knex.js basics, SQL concepts,

ORM/Query Builder.

• Learning Outcomes:

• Connect Node.js applications to MongoDB using Mongoose.

• Perform CRUD operations and data validation with Mongoose.

• Understand the principles of relational databases and ORMs (optional).

Module 5: RESTful API Development (Approx. 12 hours)

• Topics:

• REST Principles: Resources, URIs, HTTP methods, statelessness.

• API Design: Best practices, versioning.

• Building APIs with Express.js: CRUD endpoints, request validation.

• API Documentation: Introduction to Swagger/OpenAPI.

• Learning Outcomes:

• Design and implement RESTful APIs according to industry best practices.

• Create and manage API endpoints for various resources.

• Document APIs for clarity and usability.

Module 6: Authentication and Authorization (Approx. 10 hours)

• Topics:

• Security Fundamentals: Password hashing (bcrypt), salting.

• Token-Based Authentication: JWT (JSON Web Tokens) generation, verification,

middleware.

• User Management: Registration, login, logout.

• Role-Based Access Control (RBAC): Defining roles, authorization middleware.

• Learning Outcomes:

• Implement secure user authentication using JWT.

• Develop user registration and login functionalities.

• Control access to API resources based on user roles.

Module 7: Advanced Node.js Concepts & Deployment (Approx. 13

hours)

• Topics:

• Testing: Unit testing (Mocha, Chai, Jest), integration testing.

• Deployment: Production preparation, environment variables, process managers

(PM2), cloud deployment (Heroku, AWS EC2, DigitalOcean).

• Performance: Caching, load balancing (overview).

•

(Optional) Microservices: Concepts, benefits, use cases.

• Learning Outcomes:

• Write effective unit and integration tests for Node.js applications.

• Prepare and deploy Node.js applications to production environments.

• Understand strategies for optimizing application performance.

Capstone Project

Students will undertake a comprehensive capstone project, building a full-fledged RESTful

API for a real-world application. This project will integrate all concepts learned throughout

the course, including database interaction, authentication, and deployment. The project

will be guided with milestones and code reviews.

References

[1] The Complete Node.js Course. (n.d.).

Code with Mosh. Retrieved from

https://codewithmosh.com/p/the-complete-node-js-course

[2] Developing Back-End Apps with Node.js and Express. (n.d.).

Coursera. Retrieved from

https://www.coursera.org/learn/developing-backend-apps-with-nodejs-and-express

[3] Backend Development Node JS Training Course. (n.d.).

Udacity. Retrieved from

https://www.udacity.com/course/backend-development-with-node-js--cd0292

[4] Node.js Syllabus (Curriculum). (n.d.).

W3Schools. Retrieved from

https://www.w3schools.com/nodejs/nodejs_syllabus.asp

[5] Back-end Application Development with Node.js and Express. (n.d.).

edX. Retrieved from

https://www.edx.org/learn/node-js/ibm-back-end-application-development-with-node-js-

and-express