Why do apps like Instagram, Amazon, and Netflix respond so fast… even with millions of users?

Because they use Redis Caching to avoid hitting the database every single time

In this video, we implement Cache Aside and Write-Through caching strategies in NestJS microservices using Redis.

What You’ll Learn:
Redis Installation
NestJS + Redis Integration
Cache Aside Pattern implementation
Write-Through Pattern implementation
Cache Hit & Cache Miss flow
TTL (Time To Live)
Real-world caching architecture
Industry best practices for scalable systems

Complete practical implementation with detailed explanation of every step and flow.

Part of Nest JS Microservices Full Course 2026 (Hindi/Urdu) - The Techzeen

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The Techzeen Website:
https://www.thetechzeen.com/

Source Code:
https://github.com/farzeen-ali/Redis-NestJS-Microservices

Nest JS Microservices Architecture Lectures (GitHub Notes):
https://github.com/farzeen-ali/Nest-JS-Microservices-Architecture

Nest JS Microservices Architecture Full Course 2026:
https://www.youtube.com/playlist?list=PL5OhSdfH4uDuhmyVVCziEDINTg8BRgRS8

DevOps Tutorial 2026:
https://www.youtube.com/playlist?list=PL5OhSdfH4uDsyUM02ZHl2mOYBpihCYsml

Nest JS Full Backend Mastery Course 2026:
https://www.youtube.com/playlist?list=PL5OhSdfH4uDt6iG-qze_Q3qgik6VKHeRU

#Redis #Caching #NestJS #Microservices #BackendDevelopment #SystemDesign #DistributedSystems #PerformanceOptimization #SoftwareArchitecture #NodeJS #DevOps #TheTechzeen