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Portal/Backend for Beginners

Open Curriculum

Backend for Beginners

Build real APIs from scratch — HTTP, Express, PostgreSQL, auth, deployment.

24 units 4.9h Beginner → Intermediate → Advanced

Curriculum

24 chapters

Chapter 1 — What is a Backend?

Chapter 2 — Know Your Tools

Chapter 3 — Key Concepts You Must Know

Chapter 4 — Setting Up a New Project

Learning Path

Click any chapter to jump in. Completed chapters are marked in green.

Not started In progress Completed Pro

Beginner

10m

Chapter 5 — Designing Your Database

Chapter 6 — Writing Migrations

Chapter 7 — Modeling Tables in Code

Chapter 8 — Modules & Services

Intermediate10m

Chapter 9 — Designing APIs

Chapter 9B — Build Your First API (Hands-On)

Chapter 10 — Auth & Security

Chapter 11 — Config & Secrets

Chapter 12 — Logging & Observability

Chapter 13 — Testing

Chapter 14 — Performance & Scaling

Chapter 15 — Async Work & Queues

Chapter 16 — Deployment

Chapter 17 — Engineering Principles & Daily Rules

Chapter 18 — Form Data & File Uploads

Chapter 19 — File & Image Storage (S3)

Chapter 20 — Frontend ↔ Backend File Handoff (Signed URLs)

Chapter 21 — Bulk Imports (CSV / XLSX)

Chapter 22 — Backend Hardening & DB Compromise Prevention

Chapter 23 — Scalable Backend & Serverless