Application features: This Application contains 2 interfaces

1. Interface with data team (internal) - Receiving shoppers’ personalized information and product metadata from our data team and storing it in a specified database.
2. Interface with eCommerce (external) - Provide fast-reading operation for the shoppers’ personalized information. Below are the jsons with which internal system will push data to DB shelves 2.json products 2.json

Requirements:

1-Internal Interface:Implement two separate API endpoints to receive and store: Shopper personalized product lists (JSON object containing shopperId and an array of productId and relevancyScore for each product) Product metadata (JSON object containing productId , category , and brand for each product)

2-External Interface:Implement a high-performance, real-time GET API endpoint to retrieve a shopper's personalized product list.

Design Implementations:

1-We have used springboot,java8 for developement.

2-MySQL for persistence DB.

3-Redis cache for fast optimized data query.

Find below files for detailed requirements HomeAssignment_Recommendations.pdf Backend software developer - HomeAssignment (1).pdf

Below are the redis and postman collection details REDIS_INSTALL.txt PersonalisedService.postman_collection.json