Blockchain Developer - Smart Contracts

Placements24; East London; Hybrid; ZAR 600,000 - 900,000; Full time

Benefits offered by this job

Hybrid work

Health insurance

Career growth

Job summary

Placements24 in East London, South Africa, seeks a dedicated Blockchain Developer specializing in Smart Contracts to design, build, and deploy secure on-chain logic for decentralized applications. You will work with a talented team to push blockchain innovation while ensuring robust security and efficiency.

The role requires Solidity expertise, experience with Ethereum tooling, and familiarity with DeFi concepts. A hybrid work setup is offered to balance collaboration and flexibility.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field, or equivalent practical experience.
• 2+ years of software development with significant blockchain/smart contract focus.
• Proficiency in Solidity and blockchain development tools (Hardhat, Truffle, Ganache).
• Understanding of token standards (ERC-20, ERC-721) and DeFi concepts.
• Knowledge of cryptographic principles and blockchain security best practices.
• Strong analytical and problem-solving skills.

Responsibilities

• Develop, test, and deploy high-quality smart contracts on platforms like Ethereum using Solidity.
• Write secure, efficient, and maintainable code, focusing on gas optimization and vulnerability prevention.
• Collaborate with architects and other developers to design and implement complex blockchain solutions.
• Conduct code reviews and participate in security audits to ensure the integrity of smart contracts.
• Stay current with the latest advancements in blockchain technology, smart contract development, and security best practices.
• Troubleshoot and resolve issues related to smart contract deployment and execution.

Skills

Solidity

Smart contracts

DeFi concepts

Cryptography

Gas optimization

Problem-solving

Education

Bachelor's degree in CS/SE

Tools

Hardhat

Truffle

Ganache

Job description

About the Role

Our client is seeking a dedicated Blockchain Developer with a specialization in Smart Contracts to join their team in East London . You will be responsible for designing, developing, and implementing secure and efficient smart contracts that form the backbone of our innovative decentralized applications. This role requires a strong understanding of blockchain protocols and a passion for building reliable on-chain logic. You will collaborate with a talented team to push the boundaries of what's possible in the blockchain space.

Key Responsibilities

• Develop, test, and deploy high-quality smart contracts on platforms like Ethereum using Solidity.
• Write secure, efficient, and maintainable code, focusing on gas optimization and vulnerability prevention.
• Collaborate with architects and other developers to design and implement complex blockchain solutions.
• Conduct code reviews and participate in security audits to ensure the integrity of smart contracts.
• Stay current with the latest advancements in blockchain technology, smart contract development, and security best practices.
• Troubleshoot and resolve issues related to smart contract deployment and execution.

Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
• 2+ years of experience in software development, with a significant focus on blockchain development and smart contracts.
• Proficiency in Solidity and experience with blockchain development tools (e.g., Hardhat, Truffle, Ganache).
• Understanding of token standards (ERC-20, ERC-721, etc.) and DeFi concepts.
• Knowledge of cryptographic principles and blockchain security best practices.
• Strong analytical and problem-solving skills.

Benefits

• Competitive salary and performance bonuses.
• Comprehensive medical, dental, and vision insurance.
• Hybrid work arrangement to provide flexibility.
• Opportunities for professional growth and continuous learning in the blockchain field.
• Be part of a pioneering team in East London working on exciting crypto projects .