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HHurain TechnologiesHurain Engitech & Trade
Payments · São Paulo

Crypto Payment Gateway & Stablecoin API Integration in São Paulo

Cross-border settlement through banks is slow and expensive. Hurain Technologies builds multi-chain crypto payment gateways and stablecoin APIs that let businesses accept Bitcoin, Ethereum, USDT, USDC and other digital currencies directly, settling in minutes instead of days with instant conversion and built-in AML screening. In São Paulo, that means building to the technical expectations of the local market.

São Paulo Market Landscape

Why crypto payment gateway is critical in São Paulo

  • São Paulo hosts the B3 stock exchange and the largest concentration of fintech unicorns and scale-ups in Latin America.
  • Brazil's Pix instant-payment system has driven exceptional real-time transaction volume, raising the bar for fraud detection and settlement infrastructure.
  • São Paulo-based crypto businesses now operate under Brazil's 2023 crypto-asset law, giving the BCB direct oversight of virtual asset service providers.

The Challenge

Problems we see teams struggling with

Cross-border payment friction

Traditional wires are slow, expensive, and limited to banking-friendly markets.

Limited market access

Card and wire infrastructure doesn't reach unbanked regions where crypto provides a clear alternative.

No unified crypto/fiat checkout

Offering crypto alongside traditional payment methods requires disconnected integrations.

Compliance & settlement risk

Customer balances must be screened and settled reliably without custody overhead.

Volatility exposure from holding crypto

Businesses that don't convert incoming crypto to fiat quickly take on price risk they never intended to carry.

Reconciliation complexity across chains

Accepting payments across multiple blockchains without a unified settlement layer turns month-end reconciliation into a multi-system nightmare.

Our Approach

How we deliver crypto payment gateway in São Paulo

Multi-chain gateway

Accept Bitcoin, Ethereum, stablecoins across Ethereum, BNB Chain, Tron, Polygon and more from a single integration.

Stablecoin API

Purpose-built endpoints for USDT, USDC, PYUSD and DAI transfers with automatic fiat conversion.

Instant settlement

Real-time to daily batch settlement, configurable based on your treasury and liquidity needs.

AML/fraud screening

Every transaction screened against sanctions lists and on-chain risk signals before funds release.

Hosted checkout

Drop-in widgets, payment links and e-commerce plugins so you don't build UI from scratch.

Automatic volatility hedging

Configurable auto-conversion to fiat or stablecoin on receipt, so your business isn't carrying price risk on volatile assets it never intended to hold.

Technology

Tech stack we work with

Blockchains

BitcoinEthereumBNB ChainPolygonTronSolana

Stablecoins

USDTUSDCPYUSDDAI

Backend

Node.jsGoPostgreSQLKafka

Security

AML screeningSanctions listsOn-chain monitoring

FAQ

Crypto Payment Gateway in São Paulo — FAQ

Yes, we integrate Pix and other Brazilian payment rails alongside card and wallet payment methods within a unified orchestration layer.

Ready to bring crypto payment gateway & stablecoin api integration to São Paulo?

Book a discovery call and get a scoped technical estimate within 5 business days.