Course contents

High-Level Design Interview Prep

01The HLD interview
Module overview
1. The round
02Core concepts
Module overview
1. System qualities
2. Failure and distribution
03Networking fundamentals
Module overview
1. Networking
04API fundamentals
Module overview
1. APIs
05Database fundamentals
Module overview
06Caching fundamentals
Module overview
1. Caching
07Asynchronous communication
Module overview
1. Messaging
08Distributed systems and microservices
Module overview
1. Coordination
2. Resilience and visibility
09Architectural patterns
Module overview
1. Architecture styles
10System design trade-offs
Module overview
1. Trade-offs
11Key technologies
Module overview
1. Data stores
2. Plumbing
12Common patterns
Module overview
1. Patterns
13Infrastructure
Module overview
1. Design problems
14Search & discovery
Module overview
1. Design problems
15Storage & media
Module overview
1. Design problems
16Social & feeds
Module overview
1. Design problems
17Real-time
Module overview
1. Design problems
  1. Design WhatsApp
  2. Design Uber
  3. Design Google Docs
  4. Design a live leaderboard
18E-commerce & payments
Module overview
1. Design problems
19Observability
Module overview
1. Design problems
20Data & analytics
Module overview
1. Design problems

Module 17

Real-time

Chat, location and collaboration at low latency.

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Design problems

Chat, location and collaboration at low latency.

Design WhatsAppHardDesign problemPremiumSoon
Design UberHardDesign problemPremiumSoon
Design Google DocsHardDesign problemPremiumSoon
Design a live leaderboardMediumDesign problemPremiumSoon