Requirements

Functional Requirements:

• Create a short URL for a given long URL.
• Return the long URL associated with a given short URL.

Non-Functional Requirements:

• Latency
• scalable
• high availability

API Design

1) Create short URL (Write Path)

2) Resolve short URL (Read Path + Redirect)

3) Get details of a short URL (Read Path)

4) List user’s links (Read Path + Pagination)

High-Level Design

Describe the overall system architecture. Identify the main components needed to solve the problem end-to-end. Use the diagramming tool to create a block diagram.

Detailed Component Design

Deep dive into 2-3 key components. Explain how they work, how they scale, discuss tradeoffs, capacity, and any relevant algorithms or data structures.