Web3 Backend Engineer Jobs 2026: DeFi Indexers, Crypto APIs, Exchange Infrastructure & Salary Guide

The definitive guide to web3 backend engineer jobs in 2026. Node.js/Go backend engineer at a DeFi protocol, blockchain data API developer, indexing infrastructure engineer, crypto exchange backend developer, and web3 API platform engineer roles at Alchemy, QuickNode, Coinbase, Uniswap Labs, OpenSea, and Nansen. Salary table ($100K--$500K+), skills guide (Node.js, Go, Rust, PostgreSQL, Redis, WebSockets, ethers.js/viem), and how to break in.

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