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Internet

How does the internet work?

What is HTTP

DNS and how it works?

Learn a Language

Java

Javascript

Python

Version Control Systems

Git

OS and General Knowledge

How OSs work in General

Threads and Concurrency

Relational Database

Oracle

NoSQL Databases

More about Databases

ORMs

Transactions

N+1 Problem

Normalization

Scaling Databases

Database Indexes

Learn about APIs

Authentication

Cookie Based

JWT

REST

Caching

ClientSide

Server Side

Redis

Web Security Knowledge

CORS

Testing

Unit Testing

Search Engines

Elasticsearch

Message Borkers

Kafka

Containerization vs. Virtualization

Docker

Web Servers

Apache

Backend Roadmap

출처 : https://roadmap.sh/backend

backend-1