Profile· Established@kain On Ethos

kain

117 reviews, 85% of them positive.85% positive · 117 reviews· Influence factor 305, above 60% of accounts

The record

From 26 activities · Jun 2026

A DeFi OG who built Synthetix and now leads Infinex, known for sharp takes and unfiltered communication. Praised by supporters for shipping quality products and staying authentic, but criticized for blocking community members, poor communication with users, and controversial airdrop handling via the Kaito campaign—particularly for calling critics "terrorists" and allegedly excluding early supporters from rewards. Also faces scrutiny over sUSD's depeg to $0.77 and memecoin deployments.

What people say

Received · 117 Given · 0

“Visionary Founder and Builder”Renowned as the founder of both Infinex and Synthetix, Kain is an exceptional builder who consistently delivers remarkable products that users love. A prime example is Infinex, a platform that showcases his innovative approach and transformative impact on the DeFi space with its user-friendly interface and cutting-edge features

Piz · 1197· 1y ago8

“top lad”I don't know how they do it, but they're always up-to-date on the latest Web3 news and tech. My go-to source

timo · 1296· 1y ago8

“Builder, founder and Guru”Created next generation liquidity protocol. still building next generation wallet.

makri · 1160· 1y ago8

“Founder of Synthetix”A smart individual who shares insights on current events and personal experiences on X. Quite an enjoyable read.

kingtan · 1439· 1y ago8

“Infinex founder”Yo, kaiynne’s out here killing it in the crypto game, running Infinex and Synthetix like a boss. Dude’s all about coding, good vibes, and pushing DeFi to the moon while sniffing out scams like a pro.

Aman · 1300· 1y ago7

“hi vong $AVAX sẽ phát triển mạnh mẽ hơn nữa”

Killer · 1210· 1y ago7

“Kain is the antidote: a builder who vibes w vision, gives w/o gatekeeping, & fights for projects, principles & underdogs”Kain is the DeFi OG dad we all wish we had, building empires while keeping it real, no rugs, no BS KOL shills. Kicked off Synthetix as Havven in '17 (rebrand '18), sparked yield farming mania in '20, and now vibes 85% of his 80-hour grind into Infinex: the no-frills frontend that's about to UX-nuke crypto's normie barriers.Gasless trades, multi-chain madness (Arbi, Base, Solana), Hyperliquid hooks, it's the CEX killer without the soul-suck. Toss in 10% on SNX's glow-up and 5% Bodhi scouting, and dude's a one-man DeFi dynasty. Off-chain? Peak "Mr. Australia": at least mid range 9 figs on Sydney beach mansions alone, matching Punk + BAYC bag for that OG NFT clout. Permissionless scraps prior. Keynote slayer at majors, UpOnly roasts with Cobie, and drops charity heat (six figures NFT auctions, e-beggar alpha freebies-myself included ofc). Penned "Bending Metal" thriller in '17 (AI nightmares, prescient AF), parents like a boss via Pudgy Penguins (kid's hooked), and teasing a Pudgy roguelike dungeon crawler on Abstract chain beta dropping soon, son-approved. In scam-city 2025? Kain's the ethical whale: generous, gritty, zero ego. Full vouch copy his vibe, level up your bags.

ً · 1272· 12mo ago8

“Still Building, Still Trolling, Still Ahead”Kain is the rare founder who's shaped DeFi from the start - and never stopped. From Synthetix to Infinex, he's always shipping, always experimenting, and always keeping it real. Sharp thinker, straight talker, and low-key penguin icon. A true OG who still pushes the space forward, one thread (and jab) at a time.

Zhurekk · 1556· 1y ago8

“Fantasy top hero/Founder”Learned about him from Fantasy Top Kane Warwick is a prominent figure in the cryptocurrency and decentralized finance (DeFi) space. He is the founder of Synthetix, a decentralized protocol for synthetic assets on Ethereum, and Infinex, a platform aimed at simplifying the interaction with cryptocurrencies for ordinary users. He is also a partner at Bodhi Ventures and the inventor of the Aelin protocol. His posts often reflect his deep involvement in blockchain development, including technical issues and industry trends. As a hero, Fantasy Top, a very weak card, an average score of 200 per week, but in a tournament he can sometimes show an incredible performance and take the top 50 with ease

twix4us · 1349· 1y ago8

“OG who still keeps it real”I’ve been following Kain for a while now (you’ll recognise him as @kaiynne) and the vibe he brings is real. He’s the kind of founder who doesn’t just drop big words, but actually builds stuff. First with Synthetix (he’s one of the OGs in DeFi) and now with Infinex a project that’s all about making crypto easier for people who feel lost in blockchain-jargon. What I really appreciate: Kain’s down-to-earth in his posts, he admits the messes and says “yeah, crypto sucks here, we need to fix it” rather than just hype nonstop. He’s building for the long haul creating something for users, not just for headlines. So whether you’re just dipping your toes into Web3 or you’ve been around the block a few times, following Kain is a smart move. He’s got the cred and he stays approachable. If you ever chat with him or see him in the threads you’ll feel it. Big respect.

USB · 1365· 12mo ago8

“Web3”His leadership at Synthetix — one of the earliest and most impactful DeFi protocols — and more recently at Infinex, showcases not only deep technical expertise but also a rare level of foresight into where the ecosystem is heading. He consistently identifies foundational gaps in Web3 infrastructure and builds solutions that drive long-term value. Kain is known for his clarity of vision, resilience in execution, and principled approach to decentralization. Highly trustworthy and widely respected, especially among developers, protocol founders, and serious DeFi builders.

0xRyuk.eth · 1293· 1y ago6

“A founder who turns everything he touches into success”Kain is a really knowledgeable and helpful person, he knows how to solve problems. He has founded and succeeded in Web 2 companies, was a pioneer in the DeFi space, and brought success wherever he went. Synthetix was the most recent case before. Now he comes with Infinex, which has all the tools to be a success (and to me, it already is).

Andrakos.inx · 1313· 1y ago6

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