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Create an Aave Flash Loan arbitrage smart contract from scratch in this comprehensive flash loan tutorial. In this step-by-step DeFi tutorial we use the Aave v3 protocol to build a flash loan receiver smart contract. We'll then use a mock DEX contract to simulate a flash loan arbitrage.
Project repo:
github.com/jsp...
Aave v3 Flash Loan documentation:
docs.aave.com/...
docs.aave.com/...
DAI-TestnetMintableERC20-Aave token (Goerli):
0xDF1742fE5b0bFc12331D8EAec6b478DfDbD31464
USDC-TestnetMintableERC20-Aave token(Goerli):
0xA2025B15a1757311bfD68cb14eaeFCc237AF5b43
AAVE PoolAddressProvider (Goerli):
0x5E52dEc931FFb32f609681B8438A51c675cc232d
Get Goerli test Eth here:
faucets.chain....
Get test ERC20 tokens here:
staging.aave.c...
Remix imports:
import {FlashLoanSimpleReceiverBase} from "github.com/aav...";
import {IPoolAddressesProvider} from "github.com/aav...";
import {IERC20} from "github.com/aav...";
Dex.sol deployed (Goerli):
0xD6e8c479B6B62d8Ce985C0f686D39e96af9424df
Add liquidity:
USDC 1500
DAI 1500
Approve:
USDC 1000000000
DAI 1200000000000000000000
Request Loan - USDC (6 decimal):
0xA2025B15a1757311bfD68cb14eaeFCc237AF5b43,1000000000 // 1,000 USDC
0xA2025B15a1757311bfD68cb14eaeFCc237AF5b43,1000000 // 1 USDC