AdvancedAdvanced4 weeks

Architecture Patterns

Choose structural patterns that keep backend systems maintainable as teams, features, and traffic grow.

Topic 15 of 24

Prerequisites

Backend Frameworks
System Design

Key Concepts & Skills

Monolith
Microservices
Event Driven Architecture
Clean Architecture
Hexagonal Architecture
Separate domain logic
Model boundaries
Choose monolith vs microservices
Use ports and adapters

Learning Outcomes

Understand the core principles of Monolith
Configure and deploy Microservices successfully
Troubleshoot common issues with Event Driven Architecture
Understand the core principles of Clean Architecture
Configure and deploy Hexagonal Architecture successfully
Troubleshoot common issues with Separate domain logic
Understand the core principles of Model boundaries
Configure and deploy Choose monolith vs microservices successfully
Troubleshoot common issues with Use ports and adapters

Resources

Community

Martin Fowler architecture Microservices guide

Official Docs

AWS event-driven architecture

Practice Exercises

Refactor routes into domain services.Draw service boundaries.Compare event-driven and request-driven flows.

Project Task

Build a chat backend with separated domain, transport, and persistence layers.

Quiz

Why are microservices expensive before a team has clear domain boundaries?Explain the answer with one real-world example.List one mistake a beginner might make here.

Notes