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lld-problems

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imk13 / low-level-design

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low-level-design

lld low-level-design lld-problems low-level-design-problems

Updated Dec 22, 2022
Java

championswimmer / low-level-design-problem

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Case studies (with solution codes) for Low Level System Design problems

java typescript case-study lld object-oriented-programming system-design low-level-design lld-problems

Updated May 7, 2022
Java

This repository contains solutions to machine coding problems related to low-level design (LLD) in Python. In technical interviews, these problems are commonly asked to assess a candidate's knowledge of Object Oriented Design Patterns & Concepts.

python design-patterns lld machine-coding lld-problems machine-coding-interview design-patterns-implemented-in-python lld-solutions lld-python machine-coding-in-python

Updated Jul 16, 2023
Python

sajidhamdard / system-design

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System Design Notes

system lld system-design hld system-design-questions lld-problems system-design-interview

Updated Feb 16, 2026

vivek-panchal / System-Design-LLD-HLD

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System Design, LLD, HLD, and Interview Preparation in Java, Python, Golang, C++, and JavaScript – with concepts, patterns, and case studies.

lld system-design hld lld-problems high-level-design

Updated Nov 29, 2025
C++

Parihar07 / system_design

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📚 Comprehensive C++ OOP interview preparation guide covering Constructors, Destructors, Access Modifiers, and System Design concepts with detailed examples and explanations.

cplusplus cpp interview interview-practice interview-questions oops object-oriented-programming system-design shallowcopy learning-resources deep-copy oops-in-cpp cpp-tutorials inheritance-examples diamond-problem lld-problems accessmodifiers constructors-and-destructors process-threads

Updated Jul 9, 2026
C++

Manu577228 / 50-LLD-Problems-Solved

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50 LLD Problems explained in detail and solved using Python & JAVA.

python java concurrency uml design-patterns oops datamodel lld solid-principles system-design algorithms-and-data-structures lld-problems lowleveldesign

Updated Jul 9, 2026
Java

iTzTalha / parking-lot

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The parking lot system supports the management of multiple parking lots, each containing parking floors and parking slots. Each parking slot can accommodate specific types of vehicles based on their size and type.

Updated Feb 13, 2024
Java

1709abhishek / typescript-projects

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javascript typescript solid clean-code design-patterns interview-questions oops interview-preparation low-level-design lld-problems refactoring-guru

Updated Mar 6, 2025
TypeScript

darshna22 / Low-Level-Design-Problems

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low level design problems

lld low-level-programming lld-problems low-level-design-problems paid-courses low-level-problem

Updated Sep 1, 2025
Kotlin

osmium8 / snake-ladders-LLD

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Explore OOP and low level design in Python.

python oops lld object-oriented-programming system-design oops-in-python low-level-design lld-problems

Updated Sep 28, 2022
Python

AdarshTiwari3 / system-design

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Hands-on System Design concepts including HLD, LLD, design patterns, and scalable architectures for interview prep.

python backend best-practices clean-code architecture uml design-patterns code-quality oops lld interview-preparation solid-principles object-oriented-programming system-design backend-development lld-problems

Updated Mar 7, 2026
Python

Paramveersingh-S / InterviewForge

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Master High-Level and Low-Level System Design with interactive, intelligence-driven mock interviews and SM-2 spaced repetition grading.

ai gemini lld hld lld-problems gemini-flash claude-skills

Updated Aug 10, 2026
TypeScript

amritmaurya1504 / DesignPatterns_Multithreading

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A curated collection of Java-based Low-Level Design (LLD) patterns and implementations. Includes real-world examples of Singleton, Builder, Factory, and more with clean code practices.

multithreading low-level-programming systemdesign lld-problems

Updated Aug 31, 2025
Java

Shyamal-Shah / system-design

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typescript oop-principles lld solid-principles system-design low-level-design lld-problems solid-principles-examples

Updated Jul 18, 2025
JavaScript

vinitshahdeo / elevator-lld-interview

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Elevator System Design in TypeScript — A Complete Low-Level Design Interview Guide

elevator interview-practice interview-questions lld interview-prep interview-preparation elevator-simulation low-level-design elevator-system lld-problems low-level-design-problems

Updated Jul 29, 2026
TypeScript

optimusam / parking-lot-lld

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Parking Lot Low Level Design in Java

interview-questions parking-lot low-level-design lld-problems

Updated Apr 22, 2023
Java

bikash-hutait / archeville-tournament

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"Archeville Super-Archery Tournament Scoreboard" is a Java program for tracking scores in a team archery contest. It allows input of participating nations, archers, and score updates. The scoreboard refreshes after each round, displaying team scores, individual archer scores, and synchronicity bonuses.

java design-patterns designpatterns lld low-level-design commandpattern lld-problems