Low Level Design Series
Two lessons, five creation labs

Factory Design Pattern

When a system has multiple concrete variants, the factory keeps client code independent from constructor details while making extension easier to reason about.

05 labsFactory method and abstract factory exercises
02 lessonsCreation control from simple to family-based
Track 04After creational patterns

Lesson Path

Lesson 01

Factory Design Pattern

Centralize object creation, remove client-side `new`, and use a registry when the set of types keeps growing.

Open Lab
#factory-centralization#factory-nightmare#factory-registry
Lesson 02

Abstract Factory Pattern

Split a bloated factory into family-specific factories so related products stay consistent while client code stays closed for modification.

Open Lab
#abstract-factory-monolith#abstract-factory-refactor