Multi-Currency Payments & Subscriptions on FastAPI + Airwallex for a Global B2B SaaS
How UnlockLive shipped a production-grade Airwallex payments and subscription stack on Python and FastAPI — five currencies live in 12 weeks, 99.99% webhook delivery, PCI-DSS-aligned, and a 65% drop in failed-payment churn.
- Python
- FastAPI
- Airwallex API
- PostgreSQL
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