NG.CASH API Integration · OpenData / OpenFinance / PIX

Strategy, integration and compliant delivery of OpenData / OpenBanking interfaces: account binding, transfers, reconciliations, prepaid cards and Cofrinho earnings.

Starting at $300
OpenData · OpenFinance · PIX Integration

Seamless NG.CASH account, PIX and Cofrinho earnings integration

We provide protocol analysis, onboarding with authorized/open data, transaction and statement APIs, PIX payments and prepaid card management. All deliverables include runnable backend code and API documentation for compliant deployment.

Account binding & sessions — App-based login simulation, session tokens, refresh flows, and secure consent storage for continuous data sync.
PIX & transfers API — Generate PIX QR, copy reference codes, initiate instant/scheduled transfers, and track status with callbacks.
Bill payments & top-ups — Integrate bill payments, top-ups, virtual cards, QuickPay and automatic deductions with OTP/SoftToken verification.
Reconciliation & exports — Transaction streams, periodic reconciliation, and export to CSV/Excel/PDF with mapping for accounting fields.

Deliverables & Examples

Standard deliverables

  • OpenAPI / Swagger specifications
  • Protocol & authorization flow analysis (OAuth/JWT/Session)
  • Runnable backend samples (Node.js / Python) with deployment guide
  • Webhook handling and event processing examples
  • Compliance guidance: data minimization, logs, consent handling

Sample API: transaction reconciliation

POST /api/v1/ngcash/statements
Content-Type: application/json
Authorization: Bearer <ACCESS_TOKEN>
{
  "account_id": "user_ng_123",
  "from": "2025-09-01",
  "to": "2025-09-30",
  "format": "xlsx"
}

Response 200 OK
{
  "status": "OK",
  "file_url": "https://cdn.example.com/statement_2025_09.xlsx"
}

Use case highlights

Account aggregation, transfers, statement export, cashback and gift card redemption trails, and webhook-driven reconciliation.

Compliance & Security

All integrations are performed within client authorization or open/partner APIs. We provide data privacy guidance and audit-ready logs, with optional NDA and DPA as needed.

Tech stack & delivery formats

  • SDKs for Node.js / Python / Go
  • OpenAPI docs in YAML/JSON + usage guides
  • Automated tests and CI-ready scripts
  • Container images and Helm charts (Kubernetes deployment) optional

Getting started — API integration guide

  1. Provide target App name and requirements (e.g., NG.CASH integration, transactions export)
  2. Confirm if there is an official Sandbox / Developer API or if protocol analysis is needed
  3. We perform 2-5 day protocol feasibility analysis and deliver a plan with risk assessment
  4. Develop and deliver SDKs, API definitions, and test scripts
  5. Deployment support and optional SLA/maintenance

Sample interactions

// 1) Bind a user and obtain token
POST /api/v1/integrations/ngcash/bind
{ 'phone': '+63XXXXXXXXX','device_id':'DEV123' }
// response may include redirect or OTP verification

// 2) Query balance and recent transactions
GET /api/v1/ngcash/accounts/{id}/overview
Authorization: Bearer 
Response: { 'balance':1234.56,'pending':50.00,'recent':[...]} 

// 3) Initiate a transfer
POST /api/v1/ngcash/transfer
{ 'to':'0988XXXXXXX','amount':1000,'currency':'PHP' }
// returns transfer_id and status URL

关于我们

We are a studio focused on App protocol analysis and open finance integrations. Our team comes from fintech, banking, and cloud security backgrounds, delivering compliant, runnable API implementations and documentation.

  • Android / iOS protocol analysis & SDK
  • OpenAPI and sample code; testing data & CI
  • KYC, privacy, regional compliance guidance
  • Transparent pricing; starting at $300

Contact

To start a project or request a quote, visit our contact page and submit your app name and requirements:

View Contact

📱 Original App: NG.CASH overview (collapsed)

NG.CASH (com.neaglebank) is a Brazilian digital payments and wallet app designed for quick onboarding and seamless daily use.

  • 100% digital onboarding
  • PIX instant transfers and QR payments
  • Prepaid Mastercard (virtual and physical)
  • Cofrinho savings with presumed CDI returns
  • Cashback and merchant discounts