Blockchain Developer - DeFi Integrations

Placements24; Bloemfontein; Hybrid; ZAR 700,000 - 1,200,000; Full time

Benefits offered by this job

Token-based compensation

Fully remote work environment

Flexible working hours

Career growth opportunities

Pioneering DeFi projects

Job summary

Placements24 is seeking a Blockchain Developer to build and integrate DeFi protocols and apps. The role is remote-first, serving Welkom, Free State region and globally, with a focus on secure, scalable smart contracts and user-friendly financial instruments on the blockchain.

You will develop, test, and deploy contracts for lending, borrowing, trading, and yield farming, and collaborate with product managers and designers to implement new features while ensuring gas efficiency and cross-chain

Qualifications

• Bachelor's degree in CS, Engineering, or related field, or equivalent practical experience.
• Minimum of 3 years software development, with at least 2 years focusing on blockchain and smart contract development.
• Proficiency in Solidity and experience with EVM-compatible blockchains (e.g., Ethereum, Polygon, BSC).
• Solid understanding of DeFi concepts, protocols (e.g., AMMs, lending protocols), and token standards (ERC-20, ERC-721).
• Experience with blockchain development frameworks (Hardhat, Truffle) and libraries (Ethers.js, Web3.js).
• Knowledge of security best practices for smart contracts.
• Familiarity with front-end technologies (React, Vue) is a plus.
• Excellent communication and collaboration skills, particularly in a remote setting.

Responsibilities

• Develop, test, and deploy smart contracts for DeFi applications (e.g., lending, borrowing, trading, yield farming).
• Integrate blockchain protocols and smart contracts with front-end interfaces and other backend services.
• Research and implement new DeFi protocols and functionalities.
• Conduct security audits and code reviews for smart contracts to ensure safety and efficiency.
• Collaborate with product managers and designers to define and implement new features.
• Optimize smart contracts for gas efficiency and scalability on various blockchain networks.
• Stay up-to-date with the latest trends and advancements in the DeFi space and blockchain technology.
• Troubleshoot and resolve issues related to smart contract execution and protocol performance.
• Contribute to the overall architecture and design of the DeFi platform.
• Participate in community discussions and provide technical insights.

Skills

Solidity

Smart contract development

DeFi concepts

Security best practices

Analytical problem-solving

Remote collaboration

Education

Bachelor's degree in Computer Science/Engineering or related

Tools

Hardhat

Truffle

Ethers.js

Web3.js

Job description

About the Role

Our client, a cutting-edge decentralized finance (DeFi) platform, is actively seeking a talented Blockchain Developer to join their expanding team. This role, based remotely but serving clients in the Welkom, Free State region and globally, focuses on building and integrating innovative DeFi protocols and applications. You will be instrumental in developing secure, scalable, and user-friendly financial instruments on the blockchain, contributing directly to the evolution of digital finance. This is an exceptional opportunity for a developer passionate about DeFi to work on high-impact projects within a dynamic and fast-paced environment. We are looking for a self-motivated individual with a strong understanding of smart contract development, tokenomics, and various DeFi primitives. The ideal candidate will thrive in a remote-first culture, possess excellent problem-solving skills, and be eager to push the boundaries of what's possible in decentralized finance. Your contributions will be vital in enhancing our client's platform and expanding its ecosystem of financial services.

Key Responsibilities

• Develop, test, and deploy smart contracts for DeFi applications (e.g., lending, borrowing, trading, yield farming).
• Integrate blockchain protocols and smart contracts with front-end interfaces and other backend services.
• Research and implement new DeFi protocols and functionalities.
• Conduct security audits and code reviews for smart contracts to ensure safety and efficiency.
• Collaborate with product managers and designers to define and implement new features.
• Optimize smart contracts for gas efficiency and scalability on various blockchain networks.
• Stay up-to-date with the latest trends and advancements in the DeFi space and blockchain technology.
• Troubleshoot and resolve issues related to smart contract execution and protocol performance.
• Contribute to the overall architecture and design of the DeFi platform.
• Participate in community discussions and provide technical insights.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience.
• Minimum of 3 years of professional experience in software development, with at least 2 years focusing on blockchain and smart contract development.
• Proficiency in Solidity and experience with EVM-compatible blockchains (e.g., Ethereum, Polygon, BSC).
• Solid understanding of DeFi concepts, protocols (e.g., AMMs, lending protocols), and token standards (ERC-20, ERC-721).
• Experience with blockchain development frameworks (e.g., Hardhat, Truffle) and libraries (e.g., Ethers.js, Web3.js).
• Knowledge of security best practices for smart contracts.
• Familiarity with front-end technologies (React, Vue) is a plus.
• Strong analytical and problem-solving abilities.
• Excellent communication and collaboration skills, particularly in a remote setting.
• Demonstrated passion for DeFi and the blockchain ecosystem.

Benefits

• Competitive salary and potential for token-based compensation.
• Fully remote work environment.
• Opportunity to shape the future of decentralized finance.
• Collaborative and innovative team culture.
• Professional growth and learning opportunities.
• Contribution to pioneering DeFi projects.
• Flexible working hours to accommodate global teams.