Master Low Level Design with Real-World Problems

A curated collection of 30+ Low Level Design problems to help you ace your technical interviews and build better systems.

System Design

Learn to design scalable and maintainable software systems.

Data Structures

Master essential data structures for efficient problem-solving.

Distributed Systems

Design systems that scale across multiple servers.

Algorithms

Implement efficient algorithms for complex problems.

Featured Problems

View All

Task Management System

Design a scalable and efficient task management system.

Foundational
low-level design
object-oriented programming
scalability
design patterns

Design a Vending Machine

Implement a vending machine system with efficient product selection and payment processing.

Foundational
low-level design
object-oriented programming
state machine
design patterns

Design a Coffee Vending Machine

Implement an automated coffee vending machine with customizable options and efficient payment processing.

Foundational
low-level design
object-oriented programming
state machine
design patterns

Design a Parking Lot System

Implement a parking lot system with efficient vehicle management and payment processing.

Foundational
low-level design
object-oriented programming
design patterns
state management

Design a Logging Framework

Implement a scalable and customizable logging framework for applications.

Intermediate
low-level design
logging
design patterns
scalability