Senior Blockchain Engineer - Remote DApps & Smart Contracts
Placements24 · Johannesburg, Gauteng · 2026-10-20
About this role
Placements24 is seeking a Senior Blockchain Developer for a remote-first team. You will design, build, test, and deploy smart contracts and dApps across leading blockchains. The role emphasizes security, gas optimization, and collaboration with product teams to deliver scalable Web3 solutions. You will work with Solidity, Hardhat, Truffle, Web3.js and Ethers.js, while exploring additional platforms like Solana and Polkadot. J-18808-Ljbffr
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