Developer Outlines TypeScript Architecture for Stock Token Trading Terminal on Robinhood Chain

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A developer has published a detailed technical guide on building a stock token trading terminal on Robinhood Chain, Ethereum's EVM-compatible Layer-2 network with chain ID 4663. The proposed architecture separates the application into frontend, API, trading infrastructure, and blockchain layers, with the frontend handling trading intent and the backend managing validation and execution. The terminal relies on Robinhood's Stock Token API, which provides contract addresses, price feeds via Chainlink, and asset metadata to ensure correct token identification across chains. Key components outlined include an asset registry, canonical contract validation, market data services, order management, and portfolio reconciliation. The design is intended to support web terminals, mobile apps, automated bots, and API clients from a single shared backend without duplicating execution logic.

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