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Crack System Design Interview
Rating: 4.0 out of 5(1 rating)
96 students

Crack System Design Interview

Master software architecture by learning practical techniques to create scalable high-level and low-level system designs
Created byAbhik NASKAR
Last updated 5/2025
English

What you'll learn

  • Understand system design fundamentals—Gain clarity on key concepts like scalability, availability, consistency, and performance.
  • Master high-level design (HLD)—Learn to architect scalable systems by breaking them into modular, robust components.
  • Excel at low-level design (LLD)—Develop proficiency in translating requirements into precise, maintainable software designs.
  • Practice real-world problem-solving—Apply system design concepts through practical examples and case studies.

Course content

7 sections • 21 lectures • 6h 11m total length

  • Scale from Zero to Million Users - Chapter 123:48

    Welcome to the first video in our playlist, Scale from Zero to a Million Users! ?
    About the Video: This video dives deep into designing a basic system architecture which initially supports a few users and scales it to help millions of users, a fundamental concept in distributed systems and backend engineering.
    Topics covered in this video are:
    1)  Introduction
    2) DNS and Single Server setup
    3) Database Layer
    4) SQL vs Nosql Database
    5) Horizontal and Vertical Scaling
    6) Load Balancer
    7) Database Replication
    8) Master-Slave Architecture
    9) Summary

  • Scale from Zero to Million Users - Chapter 238:33

    Hi, I’m Abhik! ?
    Welcome to the second video in our playlist, Scale from Zero to a Million Users! ?
    About the Video: This video dives deep into designing a basic system architecture which initially supports a few users and scales it to help millions of users, a fundamental concept in distributed systems and backend engineering.
    Topics covered in this video are:
    1) Introduction
    2) Cache 
    3)Things to consider while deploying CDN
    4)Architecture, including Cache and CDN
    5)Stateless Web Tier 26:00 Data Centres
    6)Considerations in Data Centres
    7)Message Queue
    8)Logging, Metrics
    9)Summary
    10)CDN

  • Scale from Zero to Million Users - Scaling the DataBase14:27

    Hi, I’m Abhik! ?
    Welcome to the third and final video in our playlist, Scale from Zero to a Million Users! ?
    About the Video: This video dives deep into designing a basic system architecture which initially supports a few users and scales it to support millions of users, a fundamental concept in distributed systems and backend engineering.
    Topics covered in this video are:
    1) Horizontal scaling
    2) Vertical Scaling
    3) Sharding
    This video is a great starting point, whether you’re preparing for a system design interview or exploring distributed systems.

Requirements

  • Basic computer science fundamentals and basic programming knowledge in C/C++/Java/Python would be sufficient

Description

This course provides an in-depth exploration of system design fundamentals, focusing on both High-Level Design (HLD) and Low-Level Design (LLD). Designed for software developers, engineers, and architects, this course helps learners build a robust foundation in creating scalable and maintainable software solutions.

In the HLD modules, students will learn how to break down complex systems into clear, modular components, select appropriate technologies, handle scalability, and manage trade-offs such as consistency, availability, and partition tolerance. Practical examples and case studies, including popular applications like YouTube and Netflix, will illustrate real-world implementation strategies.

The LLD modules dive into detailed design patterns, class structures, object-oriented programming principles, and best practices for writing clean, efficient code. Through interactive examples, students will practice converting high-level architectural designs into concrete implementations thereby building a solid foundation for designing software.

By the end of the course, students will confidently approach system design interviews, effectively architect scalable applications, and understand critical design concepts such as consistent hashing, caching strategies, message queues, and databases.

Join this course to become proficient in both high-level and low-level system design, empowering you to architect reliable software systems at scale and excel in your software engineering career with practical, industry-ready skills learned from real-world scenarios.     

Who this course is for:

  • Software developers aiming to strengthen their skills in system architecture and design
  • Engineers preparing for technical interviews at top tech companies requiring system design knowledge
  • Experienced developers who want to transition into software architecture or senior engineering roles
  • Computer science graduates and professionals seeking to understand how large-scale systems are built and operated

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