🗺️ System Design Roadmap

A guide to mastering High-Level Design (HLD) for large-scale distributed systems.

sequenceDiagram
    %% Participants for each major category
    participant Ph1 as "Phase 1 Theoretical Curriculum"
    participant Ph2 as "Phase 2 Architectural Case Studies"

    %% Phase 1 activities
    Note right of Ph1: 1. Theoretical Curriculum
    Ph1->>Ph1: Mastery Program

    %% Move to Phase 2
    Ph1-->>Ph2: Complete Theory

    %% Phase 2 activities
    Note right of Ph2: 2. Architectural Case Studies
    Ph2->>Ph2: Social Media & Messaging
    Ph2->>Ph2: Streaming & Content Delivery
    Ph2->>Ph2: Payment & Real‑Time Booking
    Ph2->>Ph2: Distributed Storage & Databases
    Ph2->>Ph2: Utility Services

📘 Theoretical Curriculum

• 🎓 System Design Mastery Program — 4 Phases, 20 Modules covering Foundations to GenAI.

📊 Topic Progress

1. Social Media & Messaging
   • WhatsApp
   • Facebook Capacity
2. Streaming & Content Delivery
   • Video Streaming (Netflix/YouTube)
3. Payment & Real-time Booking
   • Uber Global
4. Distributed Storage & Databases
   • S3 Lite
   • Key-Value Store
5. Utility Services
   • URL Shortener
   • API Rate Limiter
   • Ticket Booking

Refer to repo_index.md for more details.