Stripe’s head of crypto has decided to lean even more into crypto. John Egan announced Monday that he will join Polygon Labs, a prominent blockchain developer, as chief product officer. The former Stripe executive will start on Tuesday, Egan told Fortune .

While he declined to specify exactly what he’ll tackle when he starts his new job, Egan said he will focus on improving payments across Polygon’s ecosystem, which includes a handful of blockchains built on top of the blockchain Ethereum .

Conversations between Egan and Polygon Labs began in early August, and quickly progressed from there, Marc Boiron, CEO of Polygon Labs, told Fortune . “He’s going to be, frankly, very, very impactful on all our payments efforts,” Boiron said.

Fintech to crypto

Stripe is a $91.5 billion p

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