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Grokking Modern System Design Interview

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Introduction

Introduction to Modern System Design Course Structure for Modern System Design

System Design Interviews

What Is a System Design Interview?How to Prepare for Success How to Perform Well

Abstractions

Why Are Abstractions Important?Network Abstractions: Remote Procedure Calls Spectrum of Consistency Models The Spectrum of Failure Models

Non-functional System Characteristics

Maintainability

Fault Tolerance

Back-of-the-envelope Calculations

Put Back-of-the-envelope Numbers in Perspective Examples of Resource Estimation

Building Blocks

Introduction to Building Blocks for Modern System Design

Domain Name System

Introduction to Domain Name System (DNS)How the Domain Name System Works

Load Balancers

Introduction to Load Balancers Global and Local Load Balancing Advanced Details of Load Balancers

Databases

Introduction to Databases Types of Databases Data Replication Data Partitioning Trade-offs in Databases

Key-value Store

System Design: The Key-value Store Design of a Key-value Store Ensure Scalability and Replication Versioning Data and Achieving Configurability Enable Fault Tolerance and Failure Detection

Content Delivery Network (CDN)

System Design: The Content Delivery Network (CDN)Introduction to a CDN Design of a CDN In-depth Investigation of CDN: Part 1 In-depth Investigation of CDN: Part 2 Evaluation of CDN's Design Quiz on CDN's Design

Sequencer

System Design: Sequencer Design of a Unique ID Generator Unique IDs with Causality

Distributed Monitoring

System Design: Distributed Monitoring Introduction to Distributed Monitoring Prerequisites of a Monitoring System

Monitor Server-side Errors

Design of a Monitoring System Detailed Design of a Monitoring System Visualize Data in a Monitoring System

Monitor Client-side Errors

Focus on Client-side Errors in a Monitoring System Design of a Client-side Monitoring System

Distributed Cache

System Design: The Distributed Cache Background of Distributed Cache High-level Design of a Distributed Cache Detailed Design of a Distributed Cache Evaluation of a Distributed Cache's Design Memcached versus Redis

Distributed Messaging Queue

System Design: The Distributed Messaging Queue Requirements of a Distributed Messaging Queue’s Design Considerations of a Distributed Messaging Queue’s Design Design of a Distributed Messaging Queue: Part 1 Design of a Distributed Messaging Queue: Part 2 Evaluation of a Distributed Messaging Queue’s Design Quiz on the Distributed Messaging Queue’s Design

Pub-sub

System Design: The Pub-sub Abstraction Introduction to Pub-sub Design of a Pub-sub System

Rate Limiter

System Design: The Rate Limiter Requirements of a Rate Limiter’s Design Design of a Rate Limiter Rate Limiter Algorithms Quiz on the Rate Limiter’s Design

Blob Store

System Design: A Blob Store Requirements of a Blob Store's Design Design of a Blob Store Design Considerations of a Blob Store Evaluation of a Blob Store's Design Quiz on the Blob Store's Design

Distributed Search

System Design: The Distributed Search Requirements of a Distributed Search System's Design Indexing in a Distributed Search Design of a Distributed Search Scaling Search and Indexing Evaluation of a Distributed Search's Design

Distributed Logging

System Design: Distributed Logging Introduction to Distributed Logging Design of a Distributed Logging Service

Distributed Task Scheduler

System Design: The Distributed Task Scheduler Requirements of a Distributed Task Scheduler's Design Design of a Distributed Task Scheduler Design Considerations of a Distributed Task Scheduler Evaluation of a Distributed Task Scheduler's Design

Sharded Counters

System Design: The Sharded Counters High-level Design of Sharded Counters Detailed Design of Sharded Counters Quiz on the Sharded Counters' Design

Concluding the Building Blocks Discussion

Wrapping Up the Building Blocks Discussion The RESHADED Approach for System Design

Design YouTube

System Design: YouTube Requirements of YouTube's Design Design of YouTube Evaluation of YouTube's Design The Reality Is More Complicated Quiz on YouTube's Design

Design Quora

System Design: Quora Requirements of Quora's Design Initial Design of Quora Final Design of Quora Evaluation of Quora’s Design

Design Google Maps

System Design: Google Maps Requirements of Google Maps' Design Design of Google Maps Challenges of Google Maps' Design Detailed Design of Google Maps Evaluation of Google Maps' Design

Design a Proximity Service / Yelp

System Design: Yelp Requirements of Yelp’s Design Design of Yelp Design Considerations of Yelp Quiz on Yelp's Design

Design Uber

System Design: Uber Requirements of Uber’s Design High-level Design of Uber Detailed Design of Uber Payment Service and Fraud Detection in Uber Design Evaluation of Uber’s Design Quiz on Uber's Design

Design Twitter

System Design: Twitter Requirements of Twitter’s Design High-level Design of Twitter Detailed Design of Twitter Client-side Load Balancer for Twitter Quiz on Twitter's Design

Design Newsfeed System

System Design: Newsfeed System Requirements of a Newsfeed System’s Design Design of a Newsfeed System Evaluation of a Newsfeed System’s Design

Design Instagram

System Design: Instagram Requirements of Instagram’s Design Design of Instagram Detailed Design of Instagram Quiz on Instagram’s Design

Design a URL Shortening Service / TinyURL

System Design: TinyURL Requirements of TinyURL's Design Design and Deployment of TinyURL Encoder for TinyURL Evaluation of TinyURL's Design Quiz on TinyURL's Design

Design a Web Crawler

System Design: Web Crawler Requirements of a Web Crawler's Design Design of a Web Crawler Design Improvements of a Web Crawler Evaluation of Web Crawler's Design

Design WhatsApp

System Design: WhatsApp Requirements of WhatsApp’s Design High-level Design of WhatsApp Detailed Design of WhatsApp Evaluation of WhatsApp’s Design Quiz on WhatsApp’s Design

Design Typeahead Suggestion

System Design: The Typeahead Suggestion System Requirements of the Typeahead Suggestion System’s Design High-level Design of the Typeahead Suggestion System Data Structure for Storing Prefixes Detailed Design of the Typeahead Suggestion System Evaluation of the Typeahead Suggestion System’s Design Quiz on the Typeahead Suggestion System’s Design

Design a Collaborative Document Editing Service / Google Docs

System Design: Google Docs Requirements of Google Docs’ Design Design of Google Docs Concurrency in Collaborative Editing Evaluation of Google Docs’ Design

Spectacular Failures

Introduction to Distributed System Failures Facebook, WhatsApp, Instagram, Oculus Outage AWS Kinesis Outage Affecting Many Organizations AWS Wide Spread Outage

Concluding Remarks

Fault Tolerance

Learn about fault tolerance, how to measure it, and its importance.

We'll cover the following

What is fault tolerance?
- Fault tolerance techniques
  - Replication
  - Checkpointing

What is fault tolerance?

Real-world, large-scale applications run hundreds of servers and databases to accommodate billions of users’ requests and store significant data. These applications need a mechanism that helps with data safety and eschews the recalculation of computationally intensive tasks by avoiding a single point of failure.