10 Lessons
Senior to Principal Architect
★ 5.00
(4,800+ Engineers Enrolled)
High-Level System Design (HLD): Distributed Systems at Scale
Scalability, CAP Theorem, Database Sharding, Caching, WhatsApp, Netflix, Uber & Twitter/X
⏱️ 55 Hours
📖 6 Modules
⚡ 22 Interactive Lessons
🏆 Free Verified Certificate
Complete Track Curriculum & Modules
Step-by-step interactive lessons with live browser compilers & coding assignments.
22 Lessons
1
3 Lessons
Module 1: Distributed Systems Core & Scalability Fundamentals
01. Scalability Dimensions: Vertical Scaling vs Horizontal Scaling & Latency vs Throughput
⏱️ 45 mins
•
⚡ Interactive Sandbox
02. CAP Theorem vs PACELC Theorem: Consistency, Availability & Partition Tolerance Tradeoffs
⏱️ 45 mins
•
⚡ Interactive Sandbox
03. Consistency Models: Strong Consistency, Eventual Consistency, Read-Your-Writes & Monotonic Reads
⏱️ 45 mins
•
⚡ Interactive Sandbox
2
3 Lessons
Module 2: Networking, Load Balancing & Reverse Proxies
04. Layer 4 vs Layer 7 Load Balancing: Round Robin, Weighted, Least Connections & IP Hash
⏱️ 45 mins
•
⚡ Interactive Sandbox
05. High-Availability Load Balancers: Keepalived, VRRP, Anycast DNS & Failover Clustering
⏱️ 45 mins
•
⚡ Interactive Sandbox
06. API Gateway Pattern: Authentication, Rate Limiting, Request Routing & Circuit Breakers
⏱️ 45 mins
•
⚡ Interactive Sandbox
3
3 Lessons
Module 3: Database Scaling: Sharding, Replication & Distributed Transactions
07. Database Replication: Master-Slave vs Multi-Master & Synchronous vs Asynchronous Replication
⏱️ 45 mins
•
⚡ Interactive Sandbox
08. Database Sharding: Horizontal Partitioning, Directory-Based Sharding & Rebalancing Hotspots
⏱️ 50 mins
•
⚡ Interactive Sandbox
09. Distributed Transactions: Two-Phase Commit (2PC) vs Saga Pattern (Choreography vs Orchestration)
⏱️ 50 mins
•
⚡ Interactive Sandbox
4
4 Lessons
Module 4: Caching Architectures, CDN & Consistent Hashing
10. Caching Strategies: Cache-Aside, Read-Through, Write-Through, Write-Around & Write-Back
⏱️ 45 mins
•
⚡ Interactive Sandbox
11. Cache Invalidation Nightmares: Cache Avalanche, Cache Stampede, Thundering Herd & Cache Penetration
⏱️ 50 mins
•
⚡ Interactive Sandbox
12. Consistent Hashing with Virtual Nodes (Solving Cache Clustering & Dynamic Scaling)
⏱️ 50 mins
•
⚡ Interactive Sandbox
13. Content Delivery Networks (CDN): Edge Caching, Dynamic Site Acceleration & Origin Shielding
⏱️ 40 mins
•
⚡ Interactive Sandbox
5
3 Lessons
Module 5: Message Brokers, Event-Driven Architecture & Stream Processing
14. Message Queues vs Event Streams: RabbitMQ vs Apache Kafka (Partitioning, Consumer Groups)
⏱️ 50 mins
•
⚡ Interactive Sandbox
15. Exactly-Once Processing Semantics (EOS), Idempotency Keys & Deduplication Architecture
⏱️ 45 mins
•
⚡ Interactive Sandbox
16. Distributed Unique ID Generators: Twitter Snowflake, UUIDv7 & Database Ticket Servers
⏱️ 45 mins
•
⚡ Interactive Sandbox
6
6 Lessons
Module 6: FAANG Classic HLD Architectural Case Studies
17. System Design Case Study 1: URL Shortener (TinyURL / Bitly) at 100M Daily Requests
⏱️ 55 mins
•
⚡ Interactive Sandbox
18. System Design Case Study 2: Distributed Rate Limiter & Web Application Firewall
⏱️ 55 mins
•
⚡ Interactive Sandbox
19. System Design Case Study 3: Real-Time Chat & Notification System (WhatsApp / Slack)
⏱️ 60 mins
•
⚡ Interactive Sandbox
20. System Design Case Study 4: Social Media News Feed (Twitter/Instagram) with Fan-out on Write/Read
⏱️ 60 mins
•
⚡ Interactive Sandbox
21. System Design Case Study 5: Video Streaming Platform (YouTube / Netflix) Transcoding Architecture
⏱️ 60 mins
•
⚡ Interactive Sandbox
22. System Design Case Study 6: Ride Hailing Geospatial Dispatch Architecture (Uber / Ola)
⏱️ 60 mins
•
⚡ Interactive Sandbox
Target Big Tech Roles
Google / Meta SDE-2
Senior Full-Stack Architect
Lead Backend Engineer
Skills You Will Master
- Production-Grade Clean Architecture
- V8 Internals, Memory Profiling & Leaks
- Time & Space Complexity Optimization
- Big Tech Behavioral & System Design Edge
Verified Digital Certificate
Complete all 22 lessons to earn a verifiable certificate with unique validation hash for LinkedIn.
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⚡
Live Interactive Sandbox
Test real-time code without installing Node, Python or C++ locally. Instant output in browser!
Launch Code Sandbox (8-in-1)