Courses

Data Structures &
Algorithms

Master essential computer science concepts through hands-on practice and real-world examples. Build the foundation you need to excel in technical interviews.

Algorithms & Data Structures for Beginners

Learn the foundations of coding interviews.

Advanced Algorithms

Learn every algorithm you would ever need.

System Design

Master scalable architecture patterns and learn to design distributed systems that handle millions of users.

System Design for Beginners

Learn the foundations of system design interviews.

System Design Interview

Learn common system design interview questions.

Object Oriented
Design

Build maintainable software architectures using proven design patterns and solid programming principles.

Object Oriented Design Interviews

Learn Object Oriented Design interview questions.

Object Oriented Design Patterns

Learn & implement common coding design patterns.

Lessons

How to Use PriorityQ Effectively

Python Cheat Sheet

Big-O Notation

Data Structures for Coding Interviews