What's New?

January 2026

Custom Playlist Picture System
New
Low-Level Design2 Jan 2026
Eoin
Decorator Pattern Tax/Discount Calculator
New
Low-Level Design1 Jan 2026
Eoin
Data Stream as Disjoint Intervals
New
Low-Level Design1 Jan 2026
Eoin
Design 3 Stacks in 1 Array
New
Low-Level Design1 Jan 2026
Eoin
Delayed Payment System
New
Low-Level Design1 Jan 2026
Eoin
Deep Copy Manager
New
Low-Level Design1 Jan 2026
Eoin

December 2025

Design File System Find API
New
Low-Level Design31 Dec 2025
Eoin
Design BigInteger
New
Low-Level Design31 Dec 2025
Eoin
Design Hit Counter
New
Low-Level Design31 Dec 2025
Eoin
Design an ID Allocator
New
Low-Level Design31 Dec 2025
Eoin
Design a Logging Library
New
Low-Level Design31 Dec 2025
Eoin
Design Tic-Tac-Toe
New
Low-Level Design30 Dec 2025
Eoin
Design Search Autocomplete System
New
Low-Level Design30 Dec 2025
Eoin
Design Retriable Function
New
Low-Level Design30 Dec 2025
Eoin
Design Playlist Data Structure
New
Low-Level Design30 Dec 2025
Eoin
Design In-Memory Database
New
Low-Level Design30 Dec 2025
Eoin
Distributed Lock Manager
New
Low-Level Design29 Dec 2025
Eoin
File Storage Query System
New
Low-Level Design29 Dec 2025
Eoin
File Collections Tracker
New
Low-Level Design29 Dec 2025
Eoin
Fault-Tolerant Redis Wrapper
New
Low-Level Design29 Dec 2025
Eoin