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Jack Melnick

Jack Melnick

Head of DeFi at Berachain · Team at The TIE

Jack Melnick is the Head of DeFi at Berachain. He was previously the Head of DeFi at Polygon, Vice President of Research at The Tie, and before that at UBS.

News Mentions

Everything you need to move money onchain, on demand. Our webinar library is live, straight from the people building Polygon's Open Money Stack. Watch → http://polygon.technology/resources

@0xmarcbJul 2026

“Go full stack or go home” @john3gan (CPO, @0xPolygon) while discussing stablecoin usecases with @sytaylor and @rangoldi (SVP Payments, @FireblocksHQ): “Go full stack or go home. If you’re not prepared to build the entirety of the ecosystem required to solve problems for startups and large-scale o

@0xmarcbJul 2026

NEW: 70,000+ businesses can now open a Stablecoin Account with @tryramp to hold, pay, and earn rewards on Polygon. Send USDC or USDT directly to a vendor in 140+ countries, settled in seconds for a fraction of a cent, synced straight into your books. https://x.com/1217595259829571586/status/2079603

@0xmarcbJul 2026

That was pretty fast and also wtf polygon haha is that because of polymarket? https://x.com/nikil/status/2079666937743953942

@jonahblakeJul 2026

Stablecoins are not trying to kill SWIFT. They are creating use cases that never existed before "Every game I play, everything I have where I'm like kind of assigning value to a number inside of the application but I can't extract it , every one of those is an opportunity to be a stablecoin." ~ @

@0xmarcbJul 2026

STON.fi Launches Cross-Chain Swaps, Connecting TON to TRON and EVM Stablecoin Economy

BeInCryptoJul 2026

I frankly don’t think you’ll like any explanation until the answer is what you want to hear. We can’t get more clear than the post below. A 5 year old explanation is too simple to make sense. But hopefully this 15 year old explanation is clear. Think of Polygon Chain like a toll road that a ton

@0xmarcbJul 2026

Join us in 1 hour for a conversation with @TokenRelations on Polygon and the Open Money Stack 🔊

@0xpolygonJul 2026

RT @world_xyz: brother imagine having to take your funds offchain or even worse use f*cking polygon to trade prediction markets now you…

@marccolcerJul 2026

I’m looking for Product Engineering opportunities in Agentic Payments. At @0xPolygon I led several agentic payments initiatives . During my time there, I helped build: Polygon Agent CLI : wallets, identity, swaps, bridging and x402 payments for AI agents Polygon’s x402 facilitator : payment verifi

@0xmarcbJul 2026