System Design Interview: Locker Management System | Low Level Design | Machine Coding | OOP concepts

In this video, we are going to do a low level design for Locker management system. Lockers are generally used in e-commerce domain. While performing a purchase, the users can opt for their packages to get delivered at a Locker system close to their place. Similarly while returning they can choose to use a locker for it.

00:00 Introduction
01:17 Problem statement
04:15 Model classes - various entities, their properties and their methods
14:44 3 Important layers of the design - Controllers, Services and Repositories.
31:48 Benefits of using Strategy Design Pattern
33:16 How design is following SOLID Principles.
35:58 Which design patterns are used in this solution.
36:31 Various other design choices
37:21 Running code using unit testing

Github repo link: https://github.com/anomaly2104/locker-management-system-low-level-design

LLD System Design Playlist: https://www.youtube.com/playlist?list=PL564gOx0bCLqTolRIHIsR2JPv11w8LESW

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