High Availability: Designed to withstand high traffic loads and ensure continuous availability.
Scalability: Can scale horizontally to manage increasing user demands.
Efficiency: Ensures quick and efficient distribution of discount codes.
Security: Prevents abuse and ensures that each user can only claim one discount code.

Backend: The core logic for handling discount code requests and distributing them efficiently.
Database: Stores information about the discount codes and tracks which codes have been claimed.

Backend: ‍Python, FastAPI, aio-pika
Message Queue: RabbitMQ
Cache and Locking: Redis
Database: MongoDB
Containerization: Docker