Blockchain Engineer - Smart Contracts

Placements24; Gauteng; Hybrid; ZAR 600,000 - 1,200,000; Full time

Benefits offered by this job

Hybrid work model

Health, dental, and vision coverage

Professional development

Job summary

Placements24 is seeking a dedicated Blockchain Engineer specializing in Smart Contracts to join their technology hub in Centurion. You will design, develop, and test secure on-chain logic for various blockchain applications and work in a collaborative hybrid environment.

The role emphasizes precision, security, and performance, with Solidity, Truffle/Hardhat, and ERC-20/ERC-721 standards. Centurion-based role with growth and development opportunities.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field.
• Minimum 4 years software development experience, with 2+ years in blockchain.
• Proficiency in Solidity and frameworks like Truffle or Hardhat.
• Understanding of ERC-20 and ERC-721 token standards.
• Experience with unit and integration testing and security best practices.

Responsibilities

• Write, test, and deploy secure and efficient smart contracts using Solidity.
• Develop and maintain dApps that interact with smart contracts.
• Conduct security audits and vulnerability assessments of smart contracts before deployment.
• Optimize smart contract performance and gas efficiency for various blockchain networks.
• Collaborate with product teams to define smart contract requirements and features.
• Participate in code reviews and contribute to the development of best practices for smart contract engineering.

Skills

Blockchain development

Smart contract testing

Security best practices

Cryptography

Education

Bachelor's degree in Computer Science / Engineering

Tools

Solidity

Truffle

Hardhat

Job description

About the Role

Our client is looking for a dedicated Blockchain Engineer specializing in Smart Contracts to join their innovative technology hub in Centurion. You will play a crucial role in designing, developing, and testing secure and efficient smart contracts for a variety of blockchain applications. Working in a collaborative environment, you will contribute to the core logic of decentralized systems, ensuring the integrity and functionality of our client's blockchain initiatives. This role is perfect for an engineer who thrives on precision, security, and the complex challenges of building reliable on-chain logic in the rapidly evolving world of digital assets.

Key Responsibilities

• Write, test, and deploy secure and efficient smart contracts using languages like Solidity.
• Develop and maintain decentralized applications (dApps) that interact with smart contracts.
• Conduct thorough security audits and vulnerability assessments of smart contracts before deployment.
• Optimize smart contract performance and gas efficiency for various blockchain networks.
• Collaborate with product teams to define smart contract requirements and features.
• Participate in code reviews and contribute to the development of best practices for smart contract engineering.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related field.
• Minimum of 4 years of professional software development experience, with 2+ years focused on blockchain and smart contract development.
• Strong proficiency in Solidity and experience with development frameworks like Truffle or Hardhat.
• Understanding of blockchain architecture, consensus mechanisms, and token standards (e.g., ERC-20, ERC-721).
• Experience with unit testing and integration testing for smart contracts.
• Familiarity with cryptographic principles and security best practices in blockchain.

Benefits

• Competitive salary and potential for performance bonuses.
• Comprehensive health, dental, and vision coverage.
• Hybrid work model supporting work-life balance.
• Opportunities for professional development and upskilling in blockchain technologies.
• Collaborative and forward-thinking work environment in the heart of Centurion's tech scene.