Case Study

Affyn

Client

Affyn

NFT minting platform combined with marketplace. We implemented Web3 wallet integration, smart contract interactions, and traditional authentication — binding user accounts to wallet addresses for a seamless hybrid experience.

ReactReduxWagmiAWSSolidityNode.jsFigma

Challenges

Integrating NFT minting with traditional marketplace authentication in a single coherent flow.
Combining Web3 wallet connectivity with existing user account management systems.
Implementing wallet whitelisting and cross-subdomain cookie synchronization.

Solutions

Built comprehensive Web3 wallet integration using Wagmi with fallback to traditional auth.
Designed a wallet-to-account binding system that handles both Web3 and Web2 users transparently.
Implemented cross-subdomain cookie strategy for seamless authentication across platform services.
Added wallet address whitelisting for controlled minting access during launch phases.

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