Engineering At Scale

Anatomy of Facebook's 2010 outage: Cache invalidation gone wrong

How a cache validation bug cascaded into Facebook's longest downtime

Sep 2 • 

Animesh Gaitonde

6

May 2025

Library vs Service: Lessons from Netflix's Multi-Year Migration

In-depth framework to choose between a library and a service

May 29 • 

Animesh Gaitonde

8

March 2025

How NGINX's Event-Driven Architecture Handles Million Concurrent Connections ?

Overview of NGNIX's Event Driven Non-Blocking I/O Architecture

Mar 17 • 

Animesh Gaitonde

32

2

Redis Persistence Dive Deep - Trade-offs Between Performance And Durability

Understanding AOF and RDB strategies, their trade-offs and applications

Mar 2 • 

Animesh Gaitonde

22

4

February 2025

Scaling Distributed Systems with the Scatter-Gather Pattern

What is Scatter-Gather pattern ? How does it work and its applications

Feb 15 • 

Animesh Gaitonde

8

2

January 2025

Designing Instagram's Video Uploads: Optimizing for Low Latency and scalability

System Design, Architecture, and Trade-offs in Building a Video Upload Service

Jan 20 • 

Animesh Gaitonde

33

2

Zerodha's Innovative Hack: Scaling Reporting with 7 Million PostgreSQL Tables

How Zerodha scaled its reporting layer through a PostgrSQL hack ?

Jan 9 • 

Animesh Gaitonde

6

December 2024

Unraveling the Internals of Video Streaming services

A comprehensive guide to key concepts, terminologies and working of Video Streaming apps

Dec 22, 2024 • 

Animesh Gaitonde

7

November 2024

TAO - Meta's scalable architecture powering world's largest social graph

Meta (formerly Facebook) has more than 2 billion Daily Active Users (DAU).

Nov 9, 2024 • 

Animesh Gaitonde

9

2

October 2024

Unleashing the power of Change Data Capture (CDC) for Real-Time Data Syncing

CDC - Working, Application and Challenges

Oct 21, 2024 • 

Animesh Gaitonde

19

1

Master System Design Interviews: A 6-Step Framework for Success

Structured approach to nail your next System Design Interview

Oct 13, 2024 • 

Animesh Gaitonde

9

Designing Real-Time Collaborative Systems: A Deep Dive into Mouse Pointer Tracking

A decade ago, system design interview questions were broad, like "Design Facebook" or "Design WhatsApp," which were too complex to cover in an hour.

Oct 6, 2024 • 

Animesh Gaitonde

4