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Developer Documentation

Welcome to the BankLingo Core Banking Platform Developer Documentation. This comprehensive technical resource provides detailed API references, integration guides, and implementation examples for developers building on our platform.

Overview​

The BankLingo Platform offers a complete set of RESTful APIs that enable you to:

  • Build custom banking applications
  • Integrate with existing systems
  • Automate banking operations
  • Create innovative financial products

API Modules​

Explore our comprehensive API modules organized by functionality:

Core Banking Operations​

  • Deposit Transactions - Account deposits, withdrawals, transfers, and locking mechanisms
  • Deposit Accounts - Account creation, management, and closure
  • Loan Accounts - Loan origination, approval, and disbursement
  • Loan Transactions - Loan repayments, writeoffs, and restructuring

Branch & Teller Operations​

  • Branch Management - Branch setup, configuration, and administration
  • Teller Transactions - Teller-initiated transactions and cash handling
  • Till Accounts - Till opening, closing, and balance management
  • Vault Management - Vault operations and cash management

Client Management​

  • Clients - Customer onboarding, KYC, and profile management

Compliance & Monitoring​

  • Transaction Monitoring - Real-time monitoring, alerts, and AML compliance
  • Reconciliation - Automated reconciliation and exception handling

Getting Started​

Authentication​

All API requests require authentication using API keys:

curl -X GET "https://api.banklingo.com/v1/accounts" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json"

Base URL​

Production: https://api.banklingo.com/v1
Sandbox: https://sandbox.banklingo.com/v1

Response Format​

All responses are returned in JSON format:

{
  "success": true,
  "data": {
    // Response data
  },
  "metadata": {
    "requestId": "req_123456",
    "timestamp": "2025-12-18T10:30:00Z"
  }
}

API Standards​

RESTful Design​

  • Standard HTTP methods (GET, POST, PUT, DELETE)
  • Resource-based URLs
  • HTTP status codes for response indication

Data Formats​

  • JSON request and response bodies
  • ISO 8601 date/time formats
  • ISO 4217 currency codes

Error Handling​

{
  "success": false,
  "error": {
    "code": "INSUFFICIENT_FUNDS",
    "message": "Account balance insufficient for transaction",
    "details": {
      "accountId": "ACC123",
      "requiredAmount": 1000.00,
      "availableBalance": 500.00
    }
  }
}

Rate Limits​

  • Standard: 1000 requests per hour
  • Premium: 5000 requests per hour
  • Enterprise: Custom limits available

Support​

SDKs & Libraries​

Official SDKs available for:

  • Node.js / JavaScript
  • Python
  • Java
  • C# / .NET
  • PHP
  • Ruby

Changelog​

Stay updated with API changes and new features: