BACKEND

BASICS OF NODE.JS
INTRODUCTION TO NODE.JS
NPM: PACKAGE MANAGEMENT
MODULES AND REQUIRE
FILE SYSTEM OPERATIONS

EXPRESS.JS
SETTING UP AN EXPRESS SERVER
MIDDLEWARE
ROUTING
HANDLING REQUESTS AND RESPONSES
ERROR HANDLING

DATABASE MANAGEMENT WITH MONGODB
BASICS OF MONGODB
NOSQL VS. SQL DATABASES
CRUD OPERATIONS
DATA MODELING AND SCHEMAS
INDEXES AND PERFORMANCE OPTIMIZATION

CONNECTING FRONTEND AND BACKEND
RESTFUL APIS
DESIGNING RESTFUL ENDPOINTS
CONSUMING APIS WITH FETCH/AXIOS
AUTHENTICATION AND AUTHORIZATION (JWT, OAUTH)
ERROR HANDLING AND STATUS CODES