Senior DeFi Smart Contract Engineer (Remote)

Placements24; Centurion; Híbrido; ZAR 1.000.000 - 1.400.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Fully remote position offering global…

Descripción de la vacante

Placements24 is seeking a Senior Smart Contract Engineer to join a remote-first team focused on DeFi on the web3 stack. Based in Centurion but fully remote, you will design, develop, and deploy secure smart contracts for advanced DeFi protocols.

You bring deep blockchain knowledge and Solidity expertise, plus experience with Truffle or Hardhat, Web3 integration, and security best practices. You will mentor peers and help shape scalable architecture.

Formación

• 5+ years of professional software development, with 3+ years focused on blockchain and smart contract development.
• Proven expertise in Solidity and related languages.
• Experience with DeFi protocols, cryptography, and security best practices.

Responsabilidades

• Design, develop, test, and deploy secure DeFi smart contracts.
• Audit and review contracts to identify vulnerabilities.
• Collaborate with product managers and engineers to define smart contract requirements and specifications.
• Optimize smart contracts for gas efficiency and performance.
• Mentor junior engineers and contribute to knowledge sharing.

Conocimientos

Solidity

DeFi

Gas optimization

Smart contract security

Web3 libraries

Educación

Bachelor's or Master's degree in CS/Engineering

Herramientas

Truffle

Hardhat

Web3.js

Descripción del empleo

Placements24 is seeking a Senior Smart Contract Engineer to join a remote-first team focused on DeFi on the web3 stack. Based in Centurion but fully remote, you will design, develop, and deploy secure smart contracts for advanced DeFi protocols.

You bring deep blockchain knowledge and Solidity expertise, plus experience with Truffle or Hardhat, Web3 integration, and security best practices. You will mentor peers and help shape scalable architecture.