What, Why & How?

In a world overflowing with tutorials and quick fixes, we often lose sight of the fundamentals. This blog is an attempt to cut through the noise and understand software engineering from first principles. By breaking down complex concepts into their simplest parts, we can develop a deeper, more intuitive understanding that transcends any specific technology or framework.

February 3, 2026

AI-Driven Design: Travel Assistant System

February 1, 2026

AI-Driven Design: Fundamentals

January 19, 2026

System Design: Ride Booking System (Uber)

January 17, 2026

System Design: Video Streaming Platform (Youtube)

January 15, 2026

System Design: Payment System (Razorpay)

January 13, 2026

System Design: Social Networking System (Instagram)

January 12, 2026

System Design: Hotel Reservation System (MakeMyTrip)

January 11, 2026

System Design: Distributed Streaming Platform (Kafka)

January 10, 2026

System Design: What is Stream Processing?

January 9, 2026

System Design: Distributed Message Broker (RabbitMQ)

January 8, 2026

System Design: What is Asynchronous Messaging?

January 7, 2026

System Design: Distributed Cache (Redis)

January 6, 2026

System Design: What is Caching?

January 5, 2026

System Design: Load Balancer

January 3, 2026

System Design: Rate Limiter

January 1, 2026

System Design: Fundamentals

December 24, 2025

Low Level Design: Multi-threading and Concurrency

December 23, 2025

Level Level Design: Vending Machine System

December 21, 2025

Low Level Design: Elevator System

December 19, 2025

Low Level Design: Parking Lot System

December 17, 2025

Low Level Design: Attendance Management System

December 15, 2025

Low Level Design: Meeting Room Scheduler

December 13, 2025

Low Level Design: Tic-Tac-Toe Game

December 3, 2025

Low Level Design: Browser History

December 1, 2025

Low Level Design: Fundamentals

November 11, 2025

Data Structures & Algorithms (Graphs): Number of Islands

November 1, 2025

Data Structures & Algorithms (Dynamic Programming): House Robber

October 21, 2025

Data Structures & Algorithms (Trees): Same Tree

October 12, 2025

Data Structures & Algorithms (Backtracking): Combination Sum

October 11, 2025

Data Structures & Algorithms (Backtracking): Subsets

October 2, 2025

Data Structures & Algorithms (Linked List): Remove Duplicates from Sorted List

October 1, 2025

Data Structures & Algorithms (Linked List): Detect Cycle

September 11, 2025

Data Structures & Algorithms (Merge Intervals): Merge Intervals

September 7, 2025

Data Structures & Algorithms (Sliding Window): Minimum Adjacent Swaps for K Consecutive Ones

September 5, 2025

Data Structures & Algorithms (Sliding Window): Minimum Swaps to Group All 1s Together

September 2, 2025

Data Structures & Algorithms (Sliding Window): Longest Substring Without Repeating Characters

September 1, 2025

Data Structures & Algorithms (Sliding Window): Minimum Size Subarray Sum

August 17, 2025

Data Structures & Algorithms (Prefix Sum): Subarray Sum Equals K

August 16, 2025

Data Structures & Algorithms (HashMap): Longest Consecutive Subsequence

August 15, 2025

Data Structures & Algorithms (HashMap): Two Sum

August 12, 2025

Data Structures & Algorithms (Two Pointers): Remove Duplicates from Sorted Array

August 11, 2025

Data Structures & Algorithms (Two Pointers): Find the Duplicate Number

August 10, 2025

Data Structures & Algorithms (Two Pointers): Remove Elements

August 7, 2025

Data Structures & Algorithms (Arrays & Strings): Maximum Subarray

August 6, 2025

Data Structures & Algorithms (Arrays & Strings): Next Permutation

August 5, 2025

Data Structures & Algorithms (Arrays & Strings): Best Time to Buy & Sell Stock

August 4, 2025

Data Structures & Algorithms (Arrays & Strings): Majority Element

August 3, 2025

Data Structures & Algorithms (Arrays & Strings): Rotate Array

August 2, 2025

Data Structures & Algorithms (Arrays & Strings): Single Number

August 1, 2025

Data Structures & Algorithms (Arrays & Strings): Missing Number