Transitioning from an L1 to an L2: A case study by Marek Olszewski | Devcon SEA
Thu, Oct 2, 2025, 12:00 AM
This talk will cover the learnings from cLabs' experience rebuilding Celo from the ground up as an L2. We hope that it can be a useful case study for other L1s to follow. Speaker(s): Marek Olszewski Skill level: Intermediate Track: Layer 2 Keywords: Layer 1, Layer 2s, Rollups, Scalability, Optimistic rollups, Use Cases, learnings, technical Follow us: https://twitter.com/efdevcon, https://twitter.com/ethereum, https://warpcast.com/devcon Learn more about devcon: https://www.devcon.org/ Learn more about ethereum: https://ethereum.org/ Visit the https://archive.devcon.org/ to gain access to the entire library of Devcon talks with the ease of filtering, playlists, personalized suggestions, decentralized access on Swarm, IPFS and more. Devcon is the Ethereum conference for developers, researchers, thinkers, and makers. Devcon SEA was held in Bangkok, Thailand on Nov 12 - Nov 15, 2024. Devcon is organized and presented by the Ethereum Foundation. To find out more, please visit https://ethereum.foundation/
Speakers
Marek is a co-founder of the Celo Protocol, CEO at cLabs, and President of Valora, an easy-to-use mobile wallet built on Celo. Earlier, he co-founded Locu, a machine learning venture-backed company that was acquired by GoDaddy. He is also an MIT PhD alumni and a former Facebook Fellow and has previously worked at Google, Microsoft Research, and Sun Labs.