LendSmart Platform Feature Overview
Comprehensive overview of all features, their status, and implementation details.
- Core Features
- Smart Contract Features
- AI/ML Features
- Security Features
- Compliance Features
- Integration Features
- Platform Features
| Feature | Short description | Module / File | CLI flag / API | Example (path) | Notes |
|---|---|---|---|---|---|
| User Registration | Create new user accounts with email/password | backend/src/controllers/authController.js |
POST /api/auth/register |
API.md | Supports borrowers and lenders |
| User Authentication | JWT-based authentication | backend/src/middleware/auth.js |
POST /api/auth/login |
API.md | Access + refresh tokens |
| Multi-Factor Authentication (MFA) | TOTP-based 2FA | backend/src/security/authService.js |
enableMFA option |
CONFIGURATION.md | Optional, configurable |
| KYC Verification | Know Your Customer identity verification | backend/src/services/kycService.js |
POST /api/users/kyc/verify |
examples/ | Required for high-value loans |
| Loan Application | Submit loan requests with AI scoring | backend/src/controllers/loanController.js |
POST /api/loans/apply |
USAGE.md | AI-powered risk assessment |
| Loan Marketplace | Browse and filter available loans | backend/src/controllers/loanController.js |
GET /api/loans |
API.md | Advanced filtering options |
| Loan Funding | Lenders fund borrower loans | backend/src/controllers/loanController.js |
POST /api/loans/:id/fund |
USAGE.md | Escrow via smart contract |
| Loan Repayment | Borrowers make loan payments | backend/src/controllers/loanController.js |
POST /api/loans/:id/repay |
USAGE.md | Automatic or manual |
| User Dashboard | Portfolio and performance metrics | web-frontend/src/pages/DashboardPage.js |
Web UI | USAGE.md | Real-time analytics |
| Mobile Application | iOS and Android native apps | mobile-frontend/ |
React Native | INSTALLATION.md | Full feature parity |
| Wallet Integration | Connect crypto wallets (MetaMask, WalletConnect) | web-frontend/src/contexts/BlockchainContext.js |
Web3 integration | examples/SMART_CONTRACT_EXAMPLE.md | Multi-chain support |
| Notifications | Email and SMS notifications | backend/src/services/notificationService.js |
Configurable | CONFIGURATION.md | Loan updates, reminders |
| Transaction History | View all financial transactions | backend/src/controllers/transactionController.js |
GET /api/transactions |
API.md | Detailed audit trail |
| Search & Filtering | Advanced loan search capabilities | backend/src/controllers/loanController.js |
Query parameters | API.md | Multiple filter criteria |
| File Upload | Upload documents (KYC, collateral) | backend/src/services/fileUploadService.js |
POST /api/files/upload |
CONFIGURATION.md | S3/Cloudinary storage |
| Feature | Short description | Module / File | CLI flag / API | Example (path) | Notes |
|---|---|---|---|---|---|
| Loan Contract | Smart contract for loan lifecycle | smart-contracts/contracts/LendSmartLoan.sol |
Deployed contract | examples/SMART_CONTRACT_EXAMPLE.md | Solidity 0.8.20 |
| Loan Request | On-chain loan request creation | LendSmartLoan.sol::requestLoan() |
Contract function | examples/SMART_CONTRACT_EXAMPLE.md | Creates Requested status |
| Loan Funding | Lender funds loan on-chain | LendSmartLoan.sol::fundLoan() |
Contract function | examples/SMART_CONTRACT_EXAMPLE.md | Transfers to escrow |
| Loan Disbursement | Release funds to borrower | LendSmartLoan.sol::disburseLoan() |
Contract function | examples/SMART_CONTRACT_EXAMPLE.md | Automatic/manual trigger |
| Loan Repayment | On-chain repayment processing | LendSmartLoan.sol::makeRepayment() |
Contract function | examples/SMART_CONTRACT_EXAMPLE.md | Principal + interest |
| Collateral Management | Handle collateralized loans | LendSmartLoan.sol::depositCollateral() |
Contract function | examples/SMART_CONTRACT_EXAMPLE.md | ERC20/NFT collateral |
| Default Handling | Automated default detection | LendSmartLoan.sol::markDefault() |
Contract function | examples/SMART_CONTRACT_EXAMPLE.md | Grace period support |
| Repayment Schedule | Flexible repayment schedules | LendSmartLoan.sol::repaymentSchedule |
Contract storage | examples/SMART_CONTRACT_EXAMPLE.md | Monthly, bi-weekly, custom |
| Platform Fees | Automatic fee collection | LendSmartLoan.sol::platformFeeRate |
Contract parameter | CONFIGURATION.md | Configurable % fee |
| Risk Scoring | On-chain risk score integration | LendSmartLoan.sol::assignRiskScore() |
Contract function | examples/AI_CREDIT_SCORING_EXAMPLE.md | Oracle integration |
| Reputation System | On-chain user reputation | LendSmartLoan.sol::userReputationScores |
Contract mapping | examples/SMART_CONTRACT_EXAMPLE.md | Builds credit history |
| Multi-Chain Support | Deploy on multiple networks | smart-contracts/hardhat.config.js |
--network flag |
INSTALLATION.md | Ethereum, Polygon, Arbitrum |
| Contract Upgradability | Pausable and upgradable contracts | LendSmartLoan.sol (OpenZeppelin) |
Owner functions | examples/SMART_CONTRACT_EXAMPLE.md | Emergency pause |
| Event Emission | Comprehensive event logging | LendSmartLoan.sol events |
Contract events | examples/SMART_CONTRACT_EXAMPLE.md | Off-chain monitoring |
| Gas Optimization | Optimized for low gas costs | LendSmartLoan.sol |
Compiler settings | CONFIGURATION.md | 200 optimization runs |
| Feature | Short description | Module / File | CLI flag / API | Example (path) | Notes |
|---|---|---|---|---|---|
| Credit Scoring Model | ML-based creditworthiness assessment | credit_risk_models/src/credit_scoring_model.py |
CreditScoringModel class |
examples/AI_CREDIT_SCORING_EXAMPLE.md | Ensemble model |
| Risk Assessment | Loan default risk prediction | credit_risk_models/src/risk_assessment.py |
API endpoint | examples/AI_CREDIT_SCORING_EXAMPLE.md | 0-100 risk score |
| Interest Rate Optimization | AI-driven interest rate calculation | credit_risk_models/src/scoring.py |
calculate_interest_rate() |
examples/AI_CREDIT_SCORING_EXAMPLE.md | Risk-based pricing |
| Fraud Detection | Real-time fraud detection | backend/src/services/ai/aiService.js |
Auto-applied | CONFIGURATION.md | Pattern recognition |
| Alternative Data Analysis | Non-traditional data sources | credit_risk_models/src/data_sources.py |
Data integration | examples/AI_CREDIT_SCORING_EXAMPLE.md | Social, behavioral data |
| Model Training | Train custom credit models | credit_risk_models/train_model.py |
--data flag |
INSTALLATION.md | Scikit-learn, XGBoost |
| Model Evaluation | Performance metrics and validation | credit_risk_models/src/credit_scoring_model.py |
Built-in methods | examples/AI_CREDIT_SCORING_EXAMPLE.md | Cross-validation |
| SHAP Explainability | Explainable AI for credit decisions | credit_risk_models/src/credit_scoring_model.py |
SHAP integration | examples/AI_CREDIT_SCORING_EXAMPLE.md | Transparency |
| Feature Engineering | Automatic feature creation | credit_risk_models/src/credit_scoring_model.py |
Pipeline | examples/AI_CREDIT_SCORING_EXAMPLE.md | Domain-specific features |
| Model Persistence | Save/load trained models | credit_risk_models/src/credit_scoring_model.py |
Joblib format | CONFIGURATION.md | Version control |
| Prediction Service | FastAPI ML prediction service | credit_risk_models/prediction_service.py |
--port flag |
INSTALLATION.md | REST API |
| Continuous Learning | Model improvement over time | backend/src/services/ai/aiService.js |
Batch retraining | Planned | Future enhancement |
| Market Analytics | Predictive market analysis | backend/src/services/ai/aiService.js |
Analytics API | Planned | Liquidity forecasting |
| Borrower Segmentation | Clustering for borrower groups | credit_risk_models/src/credit_scoring_model.py |
Clustering models | examples/AI_CREDIT_SCORING_EXAMPLE.md | K-means, DBSCAN |
| Feature | Short description | Module / File | CLI flag / API | Example (path) | Notes |
|---|---|---|---|---|---|
| JWT Authentication | Token-based authentication | backend/src/middleware/auth.js |
Middleware | API.md | Access + refresh tokens |
| Password Hashing | Bcrypt password encryption | backend/src/controllers/authController.js |
Auto-applied | CONFIGURATION.md | Salt rounds: 12 |
| Data Encryption | AES-256-GCM field-level encryption | backend/src/config/security/encryption.js |
Utility functions | CONFIGURATION.md | Sensitive data |
| Rate Limiting | API rate limiting | backend/src/middleware/rateLimiter.js |
Middleware | API.md | Configurable limits |
| CORS Protection | Cross-origin resource sharing | backend/src/server.js |
Express middleware | CONFIGURATION.md | Whitelist origins |
| Helmet Security Headers | HTTP security headers | backend/src/server.js |
Helmet.js | CONFIGURATION.md | CSP, XSS protection |
| Input Validation | Request data validation | backend/src/validators/inputValidator.js |
Joi schemas | API.md | Prevent injection |
| SQL Injection Prevention | MongoDB sanitization | backend/src/middleware/security/securityMiddleware.js |
express-mongo-sanitize | Auto-applied | Query sanitization |
| XSS Protection | Cross-site scripting prevention | backend/src/middleware/security/securityMiddleware.js |
sanitize-html | Auto-applied | HTML sanitization |
| CSRF Protection | Cross-site request forgery | backend/src/middleware/security/securityMiddleware.js |
CSRF tokens | Session-based | Token validation |
| Session Management | Secure session handling | backend/src/config/session.js |
express-session | CONFIGURATION.md | Redis-backed |
| Audit Logging | Comprehensive security audit logs | backend/src/compliance/auditLogger.js |
Auto-logged | CONFIGURATION.md | Immutable logs |
| MFA/2FA | Two-factor authentication | backend/src/security/authService.js |
TOTP (Speakeasy) | CONFIGURATION.md | Optional per user |
| IP Whitelisting | Restrict access by IP | backend/src/middleware/security/securityMiddleware.js |
Configuration | CONFIGURATION.md | Admin routes |
| API Key Authentication | ML service API keys | credit_risk_models/prediction_service.py |
X-API-Key header |
CONFIGURATION.md | Service-to-service |
| Feature | Short description | Module / File | CLI flag / API | Example (path) | Notes |
|---|---|---|---|---|---|
| GDPR Compliance | Data protection and privacy | backend/src/compliance/gdprCompliance.js |
GDPR service | CONFIGURATION.md | EU compliance |
| Right to be Forgotten | User data deletion | backend/src/compliance/gdprCompliance.js |
deleteUserData() |
API.md | Complete erasure |
| Data Portability | Export user data | backend/src/compliance/gdprCompliance.js |
exportUserData() |
API.md | JSON/CSV formats |
| Consent Management | Track user consents | backend/src/compliance/gdprCompliance.js |
Consent tracking | CONFIGURATION.md | Audit trail |
| KYC/AML Verification | Anti-money laundering checks | backend/src/services/kycService.js |
KYC workflow | USAGE.md | Regulatory requirement |
| SOX Compliance | Financial reporting controls | backend/src/compliance/complianceService.js |
Reporting API | CONFIGURATION.md | US public companies |
| PCI DSS | Payment card security | backend/src/services/paymentService.js |
Stripe integration | CONFIGURATION.md | Never store card data |
| Audit Trail | Immutable activity logs | backend/src/compliance/auditLogger.js |
Auto-logged | USAGE.md | All critical actions |
| Compliance Reporting | Generate compliance reports | backend/src/services/compliance/complianceService.js |
POST /api/admin/reports/compliance |
API.md | PDF/Excel export |
| Data Retention | Automated data retention policies | backend/src/compliance/complianceService.js |
Configurable | CONFIGURATION.md | Regulatory periods |
| Monitoring & Alerts | Real-time compliance monitoring | backend/src/utils/complianceMonitor.js |
Alert system | CONFIGURATION.md | Automated alerts |
| Feature | Short description | Module / File | CLI flag / API | Example (path) | Notes |
|---|---|---|---|---|---|
| Stripe Payment | Payment processing | backend/src/services/paymentService.js |
Stripe API | CONFIGURATION.md | Deposits, withdrawals |
| Plaid Banking | Bank account linking | backend/src/services/plaidService.js |
Plaid API | CONFIGURATION.md | Verify income/accounts |
| Twilio SMS | SMS notifications | backend/src/services/notificationService.js |
Twilio API | CONFIGURATION.md | OTP, alerts |
| SendGrid Email | Email service | backend/src/services/notificationService.js |
SendGrid API | CONFIGURATION.md | Transactional emails |
| AWS S3 Storage | Document storage | backend/src/services/fileUploadService.js |
AWS SDK | CONFIGURATION.md | KYC documents |
| Cloudinary Storage | Alternative file storage | backend/src/services/fileUploadService.js |
Cloudinary API | CONFIGURATION.md | Image optimization |
| Infura/Alchemy | Blockchain node provider | smart-contracts/hardhat.config.js |
RPC URL | CONFIGURATION.md | Ethereum access |
| Etherscan | Contract verification | smart-contracts/hardhat.config.js |
Etherscan API | INSTALLATION.md | Public verification |
| Chainlink Oracles | Off-chain data on-chain | smart-contracts/contracts/ |
Planned | Planned | Price feeds, data |
| Credit Bureau APIs | Traditional credit scores | backend/src/services/creditBureauService.js |
External API | CONFIGURATION.md | Experian, Equifax |
| Webhooks | Event notifications | backend/src/services/webhookService.js |
Webhook API | API.md | Real-time events |
| Sentry | Error tracking | backend/src/config/sentry.js |
Sentry DSN | CONFIGURATION.md | Production monitoring |
| Feature | Short description | Module / File | CLI flag / API | Example (path) | Notes |
|---|---|---|---|---|---|
| User Profiles | Complete user profiles | backend/src/models/User.js |
API endpoints | API.md | Borrower/lender data |
| Dashboard Analytics | Real-time performance metrics | web-frontend/src/pages/DashboardPage.js |
Web UI | USAGE.md | Charts, graphs |
| Admin Panel | Platform administration | backend/src/controllers/adminController.js |
Admin routes | API.md | User/loan management |
| Multi-Language | Internationalization support | web-frontend/src/i18n/ |
i18next | Planned | English, Spanish, etc. |
| Dark Mode | UI theme switching | web-frontend/src/contexts/ThemeContext.js |
Toggle | Active | User preference |
| Responsive Design | Mobile-first design | web-frontend/src/ |
Tailwind CSS | Active | All screen sizes |
| Pagination | Efficient data pagination | backend/src/controllers/ |
Query params | API.md | All list endpoints |
| Search | Full-text search | backend/src/controllers/ |
Search API | API.md | Loans, users |
| Sorting | Multi-field sorting | backend/src/controllers/ |
Sort params | API.md | Flexible ordering |
| Filtering | Advanced filtering | backend/src/controllers/ |
Filter params | API.md | Multiple criteria |
| Export Data | Export to CSV/PDF | backend/src/services/exportService.js |
Export API | API.md | Reports, statements |
| Logging | Structured logging | backend/src/utils/logger.js |
Winston | CONFIGURATION.md | JSON format |
| Monitoring | Health checks and metrics | backend/src/middleware/monitoring/ |
/health, /metrics |
CONFIGURATION.md | Prometheus-compatible |
| Caching | Redis caching layer | backend/src/config/redis.js |
Redis client | CONFIGURATION.md | Performance boost |
| Database Indexing | Optimized queries | backend/src/models/ |
MongoDB indexes | CONFIGURATION.md | Fast lookups |
| API Documentation | Swagger/OpenAPI docs | backend/src/server.js |
/api-docs |
Active | Interactive docs |
| Test Coverage | Comprehensive test suites | backend/tests/, smart-contracts/test/ |
npm test |
INSTALLATION.md | 80%+ coverage |
| CI/CD Pipeline | Automated testing and deployment | .github/workflows/ |
GitHub Actions | Active | Automated deployment |
| Docker Support | Containerized deployment | Dockerfile, docker-compose.yml |
Docker | INSTALLATION.md | Production-ready |
| Kubernetes | Orchestration configuration | infrastructure/kubernetes/ |
kubectl | INSTALLATION.md | Scalable deployment |