Choose your timeline and follow a structured curriculum. Each module links directly to comprehensive lessons and practice problems.
A high-intensity crash course focused on the most frequently asked LLD concepts and problems. Perfect for last-minute prep.
Rapidly cover OOP, SOLID, and the most critical Design Patterns.
Master the core pillars of Object-Oriented Programming: Classes, Objects, Encapsulation, and Polymorphism.
Understand class relationships and when to use inheritance vs composition.
The bread and butter of LLD. Master all five SOLID principles.
Learn how to create objects flexibly using proven patterns.
Compose objects to form larger structures with new functionality.
Master patterns for object communication and algorithms.
Complete your pattern knowledge with state and template patterns.
Solve the most commonly asked LLD interview questions.
Ready to start your journey?
Begin with Day 1 and track your progress