Author: James Fong

At Circle, we operate scores of nodes across dozens of blockchains in order to provide reliable RPC services supporting products such as USDC, Cross-Chain Transfer Protocol (CCTP), Circle Payments Network (CPN), and others. Circle is a global financial technology firm that enables businesses of all sizes to harness the power of digital currencies and public blockchains for payments, commerce, and financial applications worldwide. In this post, we share details about how we operate Circle’s blockchain node infrastructure at scale, using AWS services, common off-the-shelf tools, and some custom tooling.