Web3 Developer and Researcher
Nilupul Weerasinghe is a Web3 developer and researcher who builds applications on the EVM, with a strong focus on DeFi protocols and the growing intersection of AI agents and on-chain payments, including the x402 standard. Beyond account-based chains, he has deep hands-on experience with UTXO-based architectures, particularly Bitcoin Cash and CashTokens, where he founded CashMint, a BCH-native NFT marketplace and AI agent platform. His writing breaks down how different blockchain models handle state, payments, and smart contract logic, helping developers build across both EVM and UTXO ecosystems.
Web3.0TL;DR: Geth (Go Ethereum) is a widely used Ethereum client written in Go, enabling users to run nodes on the Ethereum network. Geth nodes validate transactions, broadcast new transactions, execute smart contracts, and…
Smart ContractsTL;DR Web3 wallets store and manage crypto, NFTs, and connect to dApps. Types: Hot Wallets (MetaMask, Trust Wallet) – Convenient but less secure. Cold Wallets (Ledger, Trezor) – Highly secure, less convenient. Multi-Sig…
Web3.0Did you know 80% of internet users are concerned about their online privacy? Web3 offers a solution, built on a foundation of powerful protocols. It's the next stage of the internet, where you control your data instead…
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