Enterprise-grade DeFi payroll solution with automated crypto disbursements and seamless web2 onboarding
"Financial operations reimagined for the blockchain era"
- 🧑💻 Web2-style UX with Web3 power (Account Abstraction powered)
- 💸 Crypto(stablecoins) payroll (USDC/USDT on Celo)
- 📦 Diamond Standard Proxy for seamless contract upgrades
- 📈 Progressive fee structure (Pay-per-use model)
- 🔄 Bulk payment processing (CSV or manual entry)
- ⚡ Gas-optimized transactions
| Layer | Technologies |
|---|---|
| Frontend | Next.js 14, TypeScript, Wagmi, Shadcn UI, Radix UI |
| Backend | Node.js, Express, PostgreSQL, Redis (Session Management) |
| Blockchain | Celo, USDC/USDT Token Standards |
| Smart Contracts | Solidity 0.8.20, Diamond Standard (ERC-2535), Foundry, OpenZeppelin |
graph TD
A[Diamond Proxy] --> B[DiamondCutFacet]
A --> C[DiamondLoupeFacet]
A --> D[OwnershipFacet]
A --> E[PayrollFacet]
A --> F[PayrollFactoryFacet]
B --> G[Upgrade Management]
C --> H[Introspection Functions]
D --> I[Ownership & Access Control]
E --> J[Payment Processing]
E --> K[Fee Calculations]
F --> L[Payroll Deployment]
F --> M[Template Management]
style A fill:#4CAF50,stroke:#388E3C
style B fill:#2196F3,stroke:#1976D2
style C fill:#2196F3,stroke:#1976D2
style D fill:#9C27B0,stroke:#7B1FA2
style E fill:#FF9800,stroke:#F57C00
style F fill:#FF9800,stroke:#F57C00
classDef standard fill:#2196F3,stroke:#1976D2;
classDef security fill:#9C27B0,stroke:#7B1FA2;
classDef payroll fill:#FF9800,stroke:#F57C00;
class B,C standard
class D security
class E,F payroll
Mathematical Model:
Example Calculations:
| Addresses | Calculation | Total Fee |
|---|---|---|
| 1 | 0.30 + (0.15 × 1) | $0.45 |
| 5 | 0.30 + (0.15 × 2.24) | $0.64 |
| 20 | 0.30 + (0.15 × 4.47) | $0.97 |
| 100 | 0.30 + (0.15 × 10) | $1.80 |
Economies of scale: 2× addresses = ~40% fee increase
- Diamond Proxy: 0xF61F...b7ae
- USDC Contract: Celo Network
- USDT Contract: Celo Network
sequenceDiagram
participant User
participant Frontend
participant Backend
participant Blockchain
User->>Frontend: 1. Register/Login (AA)
Frontend->>Backend: 2. Create Web3 Account
Backend->>Blockchain: 3. Deploy AA Wallet
User->>Frontend: 4. Fund Account (USDC/USDT)
User->>Frontend: 5. Create Payroll (CSV/Manual)
Frontend->>Backend: 6. Validate Entries
Backend->>Blockchain: 7. Calculate Fees
Blockchain->>Backend: 8. Fee Estimate
Backend->>User: 9. Payment Approval
User->>Blockchain: 10. Confirm Transaction
Blockchain->>All: 11. Distribute Funds
- Celo Network for EVM-optimized infrastructure
- OpenZeppelin for battle-tested contract libraries
- EIP-2535 Diamond Standard community
- AA Community for account abstraction pioneers