Backend-Development

Description

This Backend Development training course teaches you how to build the server-side logic, databases, and APIs that power modern web and mobile applications. You will master Node.js, Express, SQL and NoSQL databases, REST API design, authentication, payment integrations, and deployment — preparing you for in-demand roles as a backend developer, full-stack developer, or freelance API engineer in Nigeria and globally.

Course Content

Module 1: Backend Fundamentals and Node.js

How servers, clients and APIs work
Introduction to Node.js and the event loop
npm, packages and the Node ecosystem
Building your first Node.js script

Module 2: Express.js and Server Setup

Setting up an Express server
Routing, middleware and request handling
Request and response objects
Error handling middleware

Module 3: Databases: SQL and NoSQL

SQL fundamentals with PostgreSQL
NoSQL fundamentals with MongoDB
Choosing the right database
Database design and normalization

Module 4: REST API Design

REST principles and best practices
Building CRUD endpoints
Request validation and error responses
API documentation with Swagger and Postman

Module 5: Authentication and Security

Registration and password hashing with bcrypt
JWT-based authentication
Authorization, roles and permissions
Securing APIs against common vulnerabilities

Module 6: ORMs and Data Modeling

Introduction to Prisma ORM
Schema modeling and migrations
Relationships and queries
Mongoose for MongoDB

Module 7: File Uploads, Email, Payments

File uploads with Multer and cloud storage
Sending transactional emails
Paystack and Stripe integrations
Background jobs and queues

Module 8: Deployment and Capstone

Environment variables and configuration
Deploying to Render, Railway, AWS
Monitoring, logging and basic CI/CD
Capstone: full backend API project

Duration: 10 – 12 weeks

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