Decentralized Finance (DeFi) Engineer

Placements24; Mtubatuba Local Municipality; Hybrid; ZAR 800,000 - 1,100,000; Full time

Job summary

Placements24 is seeking a DeFi Engineer to join our fintech team in Richards Bay, KwaZulu-Natal. You will design, implement, and deploy secure DeFi protocols and dApps, collaborating with product managers and designers to deliver scalable blockchain solutions.

The role requires 2+ years of blockchain development, proficiency in Solidity and dApp tooling, and a strong understanding of DeFi concepts. You will contribute to a fast-moving, innovative environment in Richards Bay.

Qualifications

• Bachelor's degree in a related field is required.
• 2+ years of software development with a focus on blockchain and smart contracts.
• Solid understanding of DeFi concepts like AMMs and lending protocols.
• Proficiency with Solidity and dApp tooling (Hardhat/Truffle).
• Experience with Ethers.js or Web3.js for dApp interactions.

Responsibilities

• Develop, test, and deploy DeFi protocols and smart contracts.
• Build decentralized applications (dApps) for on-chain financial transactions.
• Integrate with multiple blockchain networks and DeFi services.
• Perform security analyses and vulnerability assessments of DeFi protocols.
• Collaborate with product managers and designers to implement features.
• Optimize smart contract performance and gas efficiency.
• Stay updated with DeFi trends and innovations.
• Write clean, maintainable code with documentation.
• Participate in code reviews and knowledge sharing.
• Troubleshoot and resolve production issues.

Skills

Problem-solving

Analytical thinking

Communication

Teamwork

Education

Bachelors in Computer Science or Engineering

Tools

Solidity

Hardhat

Truffle

Ethers.js

Web3.js

Git

Job description

About the Role

Our client, an innovative fintech company expanding its presence in the Crypto & Blockchain sector, is seeking a talented Decentralized Finance (DeFi) Engineer to join their forward-thinking team. This role, based in Richards Bay, KwaZulu-Natal , will focus on developing and implementing groundbreaking DeFi protocols and applications. You will be involved in the full lifecycle of product development, from conceptualization to deployment, ensuring the creation of secure, efficient, and scalable financial solutions on the blockchain. This is an exciting opportunity to work at the cutting edge of financial technology, contributing to the future of finance from our operations in Richards Bay, KwaZulu-Natal .

Key Responsibilities

• Develop, test, and deploy robust DeFi protocols and smart contracts.
• Design and build decentralized applications (dApps) that facilitate financial transactions.
• Integrate with various blockchain networks and third-party DeFi services.
• Perform security analysis and vulnerability assessments of DeFi protocols.
• Collaborate with product managers and designers to define and implement new DeFi features.
• Optimize smart contract performance and gas efficiency.
• Stay updated on the latest trends and innovations in the DeFi landscape.
• Write clean, well-documented, and maintainable code.
• Participate in code reviews and contribute to team knowledge sharing.
• Troubleshoot and resolve issues in production environments.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 2+ years of experience in software development, with a focus on blockchain and smart contracts.
• Proficiency in Solidity and experience with development frameworks (e.g., Hardhat, Truffle).
• Understanding of DeFi concepts, including AMMs, lending protocols, and yield farming.
• Experience with Ethers.js or Web3.js for dApp interaction.
• Knowledge of common smart contract vulnerabilities and security best practices.
• Familiarity with data structures, algorithms, and software design patterns.
• Experience with Git and agile development methodologies.
• Strong problem-solving and analytical skills.
• Good communication and teamwork abilities.

Benefits

• Attractive salary and benefits package.
• Opportunity to work on cutting-edge DeFi projects.
• Exposure to the rapidly growing Crypto & Blockchain industry.
• Professional growth and development opportunities.
• A collaborative and innovative work culture in Richards Bay, KwaZulu-Natal .
• Chance to influence the future of financial technology.