Interview Preparation

Everything for your next interview, in one place.

Resume writing, the 20 core coding-interview patterns, and full system-design tracks — each lesson worked end to end. Pick a course, or jump straight to any lesson.

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7Courses

217Lessons

20Coding patterns

3Languages of solutions

📄01

How to Write a Good Resume

19 lessons

Craft a resume that clears screening and lands interviews.

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🧩02

Coding Interview Patterns

120 lessons

The 20 patterns behind the coding round, each with worked solutions.

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🏗️03

System Design Interview

31 lessons

From fundamentals to full case studies for the design round.

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🧱04

Object-Oriented Design Interview

14 lessons

Model real systems with clean OOP and design patterns.

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🤖05

Machine Learning System Design

11 lessons

Frameworks and case studies for ML system-design rounds.

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📱06

Mobile System Design Interview

11 lessons

Design mobile apps and their backends end to end.

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✨07

Generative AI System Design

11 lessons

Design generative-AI products: RAG, image and text systems.

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