5 min read
Building a fintech product: security and reliability requirements
How fintech development differs: double-entry money accounting, an immutable ledger, PCI DSS and regulatory requirements, resilience and change control.
- Security
- FinTech
(Tag)
FinTech
Fintech products: payments, security and reliability requirements, bank integrations.
- All articles
- MVP 5
- Laravel 3
- Node.js 2
- Project estimation 7
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- Product 7
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5 min read
How to accept online payments: payment facilitator, merchant account or your own gateway
A payment facilitator, a merchant account or several providers: we compare the options and cover the integration flow, payment methods, receipts and a pre-launch checklist.
- FinTech
- E-commerce
5 min read
Idempotent payments and webhooks: how not to charge customers twice
Double charges come from repeated requests and webhooks. We cover idempotency keys, webhook handling, unique indexes and tests for your payment flow.
- API
- FinTech
- E-commerce