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Guillaume Poncin is the Chief Technology Officer (CTO) at Alchemy, a leading blockchain development platform. With an extensive engineering background spanning Google, Stripe, and multiple startups, Guillaume brings over a decade of leadership experience in solving complex technical challenges at scale. He holds a degree in Computer Science from Stanford University.
Who is the CTO of Alchemy?
Guillaume Poncin is the Chief Technology Officer (CTO) at Alchemy, with a career defined by leading engineering teams through technically demanding problems at some of the world's most prominent technology companies. At Google, he led engineering teams for 12 years, tackling challenges ranging from scanning and indexing books globally to managing consistent storage of user data for 500 million Google Drive users.
At Stripe, Guillaume built the Stripe crypto team — covering onramp and global money movement — after running engineering across Banking and Financial Products. He also served as a Product and Engineering lead at Osmo and Byju's, where he managed globally distributed teams of 150+ to create physical and digital games designed to make learning fun for children. At Alchemy, Guillaume leads engineering with a focus on advancing the platform's blockchain infrastructure.
Work History
Guillaume Poncin's work history spans engineering leadership roles across blockchain, fintech, edtech, and big tech. Here is a detailed list of his professional journey:
- Alchemy - CTO (July 2023 to Present)
- Stripe - Stripe Crypto (August 2021 to July 2023)
- Stripe - Head of Engineering, Banking & Financial Products (July 2020 to September 2021)
- Microsoft - Intern Software Engineer (June 2003 to September 2003)
Education History
Guillaume Poncin studied Computer Science at Stanford University, where he built the technical foundation that has underpinned his career leading engineering teams across some of the most complex and large-scale systems in the industry.
When did Guillaume Poncin join Alchemy?
Guillaume Poncin assumed the role of Chief Technology Officer at Alchemy in July 2023. Since taking on the position, he has led the engineering organization with a focus on scaling the platform's blockchain infrastructure and driving technical excellence across the company.
