
Synami Online Software Store
LiveThe backend and storefront for an online software store, with multi-provider payments and customer accounts.
Built during an internship: a serverless backend with retry-safe order processing so payments are never duplicated or lost.
- Serverless backend on AWS (Lambda, API Gateway, DynamoDB), defined as code with the Serverless Framework
- Stripe, PayPal, and Revolut payments with verified webhooks and server-side pricing
- Cognito customer accounts alongside guest checkout, backed by 75+ automated pytest tests






