There are many new tools - what programming languages are actually useful for blockchain careers?
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Solidity is the most widely used language for Ethereum smart contracts. For backend and node interactions, developers often use JavaScript/TypeScript with frameworks like Web3.js, Ethers.js, or Hardhat. Knowledge of Python, Go, or Rust also helps depending on the blockchain platform and tooling.
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Different blockchains use different languages: Rust for Solana and Substrate projects, Go for Hyperledger, and Vyper as an alternative to Solidity. Frontend coding still matters too, because dApps need UI layers to interact with wallets through libraries like web3modal.
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