300+ Engineering Articles to Level Up Your System Design Skills

I’m excited to share a new GitHub repository where I’ve curated 300+ high-quality engineering articles, organized by top tech companies.

Mar 1 • Ashish Pratap Singh

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February 2026

20 AI Concepts Explained in 20 Minutes

Learning AI can feel overwhelming.

Feb 26 • Ashish Pratap Singh

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12 OOP Concepts EVERY Developer Should Know

Key Object-Oriented Programming Concepts

Feb 12 • Ashish Pratap Singh

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I created a comprehensive resource to master Concurrency Interviews

I’m excited to announce the launch of my premium Concurrency Interview resource, built to be the most complete, structured, and high-quality resources…

Feb 5 • Ashish Pratap Singh

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7 Graph Algorithms You Should Know for Coding Interviews in 2026

This is a guest post by Shayan, an International Grandmaster on Codeforces and a PhD Candidate at the University of Maryland.

Feb 4 • Ashish Pratap Singh and Shayan Chashm Jahan

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Polling vs. Long Polling vs. SSE vs. WebSockets vs. Webhooks

How do you keep clients updated with server changes?

Feb 3 • Ashish Pratap Singh

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January 2026

How to Scale a System from 0 to 10 million+ Users

Scaling is a complex topic, but after working at big tech on services handling millions of requests and scaling my own startup (AlgoMaster.io) from…

Jan 29 • Ashish Pratap Singh

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DSA was HARD until I Learned these 20 Patterns

Templates included

Jan 20 • Ashish Pratap Singh

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How Git Works Internally

We run git add, git commit, and git push without thinking twice.

Jan 15 • Ashish Pratap Singh

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How Load Balancers Actually Work

A Deep Dive

Jan 8 • Ashish Pratap Singh

110

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The Hidden Cost of Database Indexes

“Just add an index”. This is the most common advice when a query runs slow.

Jan 6 • Ashish Pratap Singh

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December 2025

I Created the Most Comprehensive System Design Interview Resource

I’m excited to launch my premium pattern-focused System Design interview resource.

Dec 25, 2025 • Ashish Pratap Singh

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