What level of understanding and what do you mean by web3? If you mean web apps using Ethereum smart contracts like Uniswap (aka "dApps"), a good first step woul

What level of understanding and what do you mean by web3? If you mean web apps using Ethereum smart contracts like Uniswap (aka "dApps"), a good first step would be to learn how Ethereum works followed by learning the Solidity programming language (used for smart contract development).