Yuyun

Gunawan

As a Solidity developer, I build reliable and secure smart contracts for your Web3 project using best practices in security and optimization. Whether you’re launching a token, NFT collection, staking platform, or DAO — I can design, test, and deploy your smart contract with full documentation. My workflow includes: Requirement discussion & architecture design Smart contract development (Foundry/Hardhat) Internal audit & testing Deployment + verification Documentation & ongoing support I’m also an experienced Web3 content writer, producing well-researched articles and tutorials on blockchain, DeFi, and NFTs. 💬 Let’s collaborate — I’m open to freelance, bounty, or long-term Web3 development roles.