BUILD ETH 2025 is a one-day Ethereum developer conference scheduled for Thursday, October 9, 2025, from 10:00 AM to 5:30 PM PDT at the Edge & Node House of Web3 in Building 103, Presidio, San Francisco. The event zeroes in on a rich array of Ethereum-related topics — including DeFi primitives and protocols, stablecoin design, Real-World Assets (RWAs), tokenomic frameworks, x402 payments, digital asset accounting, automated trading infrastructure, AI-managed wallets, zkEVMs and rollups, order sequencing, L1 & L2 interoperability, smart contract security and performance, UX enhancements, regulatory and governance considerations, plus developer relations and growth strategies. The speaker lineup features notable industry figures such as Grant Hummer (Co-Founder of Etherealize), Jack O’Holleran (CEO/Co-Founder of SKALE Labs), Miko Matsumura (Managing Partner at gCC), Amy Kalnoki (COO/Co-Founder of Bitwave), Keith Chen (Managing Partner at SNZ Capital), Sam Leichman (Partner at Overland Blockchain Group), Maria Shen (Managing Director at Electric Capital), Joseph Perkins (Partner at Orrick, Herrington & Sutcliffe), Rodrigo Coehlo (CEO of Edge & Node and core developer of The Graph), and Daniela Barbosa (Executive Director at Decentralized Trust)
The event is run by BuildETH.io and usually brings together Ethereum developers, protocol teams, and Web3 innovators. You can expect a focused group of builders, leaders, and creators from the Ethereum world.