Ethereum Day Buenos Aires marks the grand opening of Devconnect 2025, setting the stage for a full week of innovation, collaboration, and community.
Hosted at La Rural, this kickoff event brings together the global Ethereum ecosystem—core developers, researchers, app builders, and the Ethereum Foundation—for a day of inspiring talks and key announcements. From the next major network upgrades to live applications shaping the decentralized future, Ethereum Day offers a unique opportunity to witness the pulse of Ethereum in action.
Entry is included with the Ethereum World’s Fair main ticket.
Speakers include:
- Nathan Sexer, Head of DevOps, Ethereum Foundation
- Tomasz Stanczak, Founder, Nethermind
- Hsiao-Wei Wang, Researcher, Ethereum Foundation
- Fredrik Svantes, Developer, Ethereum Foundation
- Mehdi Zerouali, Co-founder, Sigma Prime (SigP)
- Danny Ryan, Research Coordinator, Ethereum Foundation
- Vitalik Buterin, Co-Founder, Ethereum
- Jason Chaskin, App Ecosystem Specialist, Ethereum Foundation
- Mariano Conti, Head of Smart Contracts, MakerDAO
- Isabel Gonzalez, Developer, Ethereum Foundation
- Santiago Palladino, Senior Security Researcher, OpenZeppelin
- Josh Rudolf, Developer, Ethereum Foundation
- Stani Kulechov, Founder and CEO, Aave
- Anna George, Researcher, Ethereum Foundation
- Linda Xie, Co-founder, Scalar Capital
- Peter Van Valkenburgh, Executive Director, Coin Center
- Steven Goldfeder, Co-founder, Offchain Labs (Arbitrum)
- Mark Tyneway, Developer, Puffer Finance
- Alex Gluchowski, Co-founder and CEO, Matter Labs (zkSync)
- Jesse Pollak, Creator, Base (Coinbase)
- Oren Katz, Co-founder, StarkWare
- Declan Fox, Product Manager, ConsenSys
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