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Justine Humenansky

Lead, Metagovernance and Delegate Relations at Optimism

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Justine Humenansky currently leads meta-governance and delegation relationships at Optimism and previously invested at Playground Global. She has been in the crypto industry since early 2017 and has worked on initiatives with Blockchain at Berkeley, the World Economic Forum, Stanford’s Future of Digital Currency Initiative, the United Nations, a16z’s crypto startup school, Celo Camp, the Algorand European Accelerator, and the Berkeley Blockchain Xcelerator. She was a blockchain lead for UC Berkeley’s recent launch of the Nobel NFTs and helped to form FiatLux DAO, a Berkeley alumni DAO, which won The Fourth Pillar Nobel NFT.

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John Mardlin

John Mardlin, Jon Maurelian is Security engineer at Optimism PBC, and a founding member of ConsenSys Diligence. He is a regular writer and speaker on smart contract security. Prior to joining ConsenSys, John worked at Coinbase.

Amanda Jacobsen

Amanda Tyler is the Head of Marketing for Optimism and was previously the Director of Community for Polygon and Manager of Developer Relations at Google.

Sanjana Mehta

Sanjana Mehta is a Senior Product Manager at Optimism, and was previously Head of Product at Rated and Product Manager at Coinbase.

Vivian (Wei) Tao

Vivian (Wei) Tao was previously Head of Global Partnerships at Optimism and a PrimeDAO contributor. She graduated from the University of Michigan.

Teddy Knox

Teddy Knox is a Senior Software Engineer at Optimism, and previously was a Senior Research Engineer at EigenLayer, Engineering Lead at Duality, and Senior Software Engineer at LinkedIn.

Xochitl Cazador

Xochitl Cazador is Chief of Staff and Head of Finance and Business Operations at Optimism. She was previously Chief Ecosystem Growth Officer at the Celo Foundation. She is a Stanford University graduate.

Jinglan Wang

Jinglan Wang is the Co-Founder of Optimism. Previously, she was involved with Handshake, the MIT Bitcoin Club, NASDAQ, and IDEO.

Sam M.

Sam McIngvale is the Co-Founder of Turnkey. He was formerly the Head of Product at Coinbase.

Conner Fromknecht

Conner Fromknecht is Senior Software Engineer at OP Labs. Formerly, Head of Cryptographic Engineering at Lightning Labs, Core Developer at Enigma, Research Assistant at MIT CSAIL.

Josh Stein

Josh Stein is a current board member and former COO of Optimism. As founding CEO, Stein was leading Harbor’s efforts to tokenize private securities and solve the compliance challenges of trading private securities on blockchains.He was previously general counsel and chief compliance officer at Zenefits, served as general counsel at OptumRx (a subsidiary of UnitedHealth Group), was an Assistant U.S. Attorney, afederal judicial clerk and an Intelligence Officer for the U.S. Army.