DeFiVault: Decentralized Yield Farming Aggregator

Project Overview

DeFiVault is a next-generation decentralized finance (DeFi) platform that automatically optimizes yield farming strategies across multiple protocols, maximizing returns while minimizing risks for users through smart contract automation and AI-powered portfolio management.

Problem Statement

Current DeFi yield farming faces several critical challenges:

• Complexity: Users must manually research and monitor multiple protocols

• High Gas Fees: Frequent rebalancing becomes expensive on Ethereum

• Opportunity Cost: Missing optimal yield opportunities due to manual monitoring

• Risk Management: Lack of automated risk assessment and mitigation

• Fragmented Liquidity: Assets scattered across different protocols reduce efficiency

Solution

DeFiVault addresses these challenges through:

1. Automated Yield Optimization

• Smart contracts automatically identify highest-yielding opportunities

• Dynamic rebalancing based on market conditions

• Cross-chain compatibility (Ethereum, Polygon, Arbitrum, Optimism)

2. AI-Powered Risk Assessment

• Machine learning algorithms analyze protocol safety scores

• Real-time monitoring of smart contract vulnerabilities

• Automated emergency withdrawal mechanisms

3. Gas-Efficient Architecture

• Batch transactions to minimize fees

• Layer 2 integration for cost-effective operations

• Gasless transactions through meta-transactions

Technical Architecture

Smart Contracts

DeFiVault.sol - Main vault contract
├── YieldStrategy.sol - Strategy implementation
├── RiskManager.sol - Risk assessment and emergency controls
├── RebalanceEngine.sol - Automated portfolio rebalancing
└── GovernanceToken.sol - DVT governance token

Key Features

• Multi-Protocol Integration: Compound, Aave, Uniswap V3, Curve

• Cross-Chain Bridge: Seamless asset movement between networks

• Flash Loan Optimization: Leverage flash loans for efficient rebalancing

• MEV Protection: Sandwich attack prevention mechanisms

Technology Stack

• Frontend: React.js, Web3.js, Ethers.js

• Backend: Node.js, Express, MongoDB

• Blockchain: Solidity, Hardhat, OpenZeppelin

• AI/ML: Python, TensorFlow, Chainlink oracles

• Infrastructure: IPFS, The Graph Protocol

Tokenomics

DVT (DeFiVault Token)

• Total Supply: 100,000,000 DVT

• Distribution:

  • 40% - Community rewards and liquidity mining

  • 25% - Team and advisors (4-year vesting)

  • 20% - Treasury and ecosystem development

  • 10% - Public sale

  • 5% - Private investors

Revenue Model

• 2% performance fee on profits

• 0.5% annual management fee

• 50% of fees used for token buybacks and burns

• 50% distributed to DVT stakers

Roadmap