System Design

What are Webhooks?

Imagine you're building an e-commerce platform and using an external payment processor like Stripe to collect payments from users.

Apr 22 •

Ashish Pratap Singh

Designing a Scalable “Likes” Counting System for Social Media

At first glance, counting “likes” on a social media post seems simple, just increment a number, right?

Apr 17 •

Ashish Pratap Singh

What is Change Data Capture (CDC)?

Modern applications often rely on multiple systems (e.g., search engines, caches, data lakes, microservices), all of which need up-to-date data.

Apr 15 •

Ashish Pratap Singh

Designing a Distributed Key-Value Store (Step-by-Step)

A key-value store is a simple type of database where data is stored as {key: value} pairs.

Apr 10 •

Ashish Pratap Singh

How PostgreSQL Works: Internal Architecture Explained

PostgreSQL has emerged as one of the most powerful and versatile open-source relational databases

Apr 8 •

Ashish Pratap Singh

and

Alexandre Zajac

How to Handle Failures in Distributed Systems

In a distributed system, failures aren’t a possibility—they’re a certainty.

Apr 3 •

Ashish Pratap Singh

System Design was HARD until I Learned these 30 Concepts

System Design can feel overwhelming especially when you're just starting out and don’t know where to begin.

Mar 30 •

Ashish Pratap Singh

Top 10 Kafka Use Cases

Apache Kafka began its journey at LinkedIn as an internal tool designed to collect and process massive amounts of log data efficiently.

Mar 27 •

Ashish Pratap Singh

Design Instagram - System Design Interview

With over 2 billion monthly active users, Instagram is the 3rd most popular social network after Facebook and YouTube.

Mar 20 •

Ashish Pratap Singh

Top 15 Database Scaling Techniques

When your application is small, with just a few hundred users, a single database server is usually enough to handle all the reads, writes, and…

Mar 16 •

Ashish Pratap Singh

REST vs GraphQL

Which one should you use?

Mar 11 •

Ashish Pratap Singh

I created a FREE Low Level Design (LLD) Interview Resource

I’m excited to share that you can now prepare for Low-Level Design (LLD) Interviews for FREE at algomaster.io.

Mar 9 •

Ashish Pratap Singh

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