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Welcome to Day 2 of our 5 Days Low-Level System Design series, where we shift our focus to the fascinating world of Design Patterns. In this session, we delve into the core concepts and applications of various design patterns, essential tools for every software engineer's toolkit. This video is tailored to provide a comprehensive understanding of how design patterns solve common design problems, enhance code reusability, and improve system architecture.
We cover a range of patterns, from Creational to Structural and Behavioral, with practical examples to illustrate their use in real-world scenarios. This session is particularly beneficial for developers looking to deepen their understanding of design patterns and their application in everyday coding tasks. Whether you're preparing for interviews or seeking to improve your architectural skills, this video offers a rich resource of knowledge. Join us in unraveling the intricacies of design patterns and take another step towards mastering system design.
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Topic Covered
00:08 - Day-1 Recap
00:28 - Today’s agenda
01:32 - Problem Statement
04:43 - Object Creation
08:12 - Creational Design Patterns
09:18 - Understanding Requirements
10:16 - Singleton Design Pattern
14:41 - Coding Database
20:18 - Create Products
21:40 - Factory Design Pattern
25:03 - Coding Products
28:49 - Managing Orders and User accounts
30:00 - Builder Design Pattern
32:50 - Coding User Account
37:14 - Coding Order
39:56 - Coding Shop
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