Smart Contract Engineer – Blockchain Security & dApps

Placements24; Gauteng; On-site; ZAR 900,000 - 1,300,000; Full time

Benefits offered by this job

Competitive salary

Pioneering blockchain company

Growth opportunities

Collaborative team culture

Career advancement

Job summary

Placements24 seeks a talented Smart Contract Engineer to design, develop, and secure blockchain-based solutions. You will deploy secure contracts, audit code, and contribute to libraries, while working with backend teams to integrate with dApps.

The role emphasizes best practices in security and scalable architecture within a fast-paced crypto environment. Location and remote options TBD, with growth opportunities across blockchain projects.

Qualifications

• Experience in developing smart contracts with Solidity or similar languages.
• Deep understanding of blockchain architectures, consensus, and security principles.
• Experience with development environments like Truffle, Hardhat, or Ganache.
• Knowledge of common smart contract vulnerabilities and mitigations.
• Familiarity with web3 libraries (Web3.js, Ethers.js).
• Strong analytical and problem-solving abilities.

Responsibilities

• Write, test, and deploy secure and efficient smart contracts.
• Audit existing contracts for vulnerabilities and performance.
• Develop and maintain smart contract libraries and tools.
• Collaborate with backend developers to integrate with dApps.
• Contribute to technical roadmap and architecture of blockchain projects.
• Research and implement new blockchain technologies and best practices.

Skills

Solidity

Blockchain architectures

Security principles

Web3 libraries

Tools

Truffle

Hardhat

Ganache

Web3.js

Ethers.js

Job description

Placements24 seeks a talented Smart Contract Engineer to design, develop, and secure blockchain-based solutions. You will deploy secure contracts, audit code, and contribute to libraries, while working with backend teams to integrate with dApps.

The role emphasizes best practices in security and scalable architecture within a fast-paced crypto environment. Location and remote options TBD, with growth opportunities across blockchain projects.