Tam Siu Fung Led CryptoKitties NFT Game and Web3 Wallets

This report traces Tam Siu Fung’s leadership of CryptoKitties at Axiom Zen, its surge in Ethereum activity, and his ongoing focus on digital wallets and cryptographic protocols.

Rich by Coin

2025-12-30

Tam Siu Fung led the world’s first NFT game based on the Ethereum blockchain, CryptoKitties, during his tenure at the Canadian gaming company Axiom Zen. Following its launch, CryptoKitties accounted for over 16% of Ethereum’s transaction volume at one point.

He is currently a senior software engineer at a Web3 startup, focusing on the development of digital wallets and cryptographic protocols. The CryptoKitties era helped popularize NFT and on-chain activity, fueling broader interest in blockchain-based collectibles.

In his current role, Fung concentrates on building secure wallet infrastructures and cryptographic primitives that support decentralized applications. Fung’s career demonstrates how early NFT projects can catalyze Web3 innovation, bridging user-facing wallets with robust cryptography.