Month 9 · Week 34 of 40

Docker Compose Multi-Container Systems

Spin up entire microservice architectures with one command.

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Week Overview

Learn how multi-service applications communicate. Use Docker Compose to orchestrate web servers, PostgreSQL databases, and Redis caches with isolated bridge networks and persistent data volumes.

Core Concepts & Topics

Docker Compose Specification (docker-compose.yml)
Service Networking & DNS Discovery
Named Volumes for Persistent Database Storage
Managing Service Dependencies (depends_on)
Healthchecks and Auto-Restart Policies
Hands-On Challenge

Week 34 Project: Multi-container web application orchestrating an API server, PostgreSQL database, and cache.

Every week at DoxaTech Hub requires submitting real working code tested by our automated grading suite. You will push code to your personal GitHub repository, open pull requests, and receive instant feedback.

Frequently Asked Questions

What happens to database data when a container stops?

If using named volumes, data persists permanently on the host system even when the container is stopped or removed.

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Week 33: Docker Fundamentals & Containerization
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Week 35: Modern React Components & State
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Month 9 Modules

This week is part of DevOps & Modern Web Frameworks (Docker & React).

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