Senior Blockchain Developer - Decentralized Finance (DeFi)

Placements24; Rustenburg; Hybrid; ZAR 900,000 - 1,500,000; Full time

Benefits offered by this job

Competitive compensation

Health benefits

Training opportunities

Flexible work environment

Job summary

Placements24 is seeking an experienced Senior Blockchain Developer to design, develop, and deploy robust DeFi protocols and smart contracts in Rustenburg, North West, ZA. You will work with a team of engineers and strategists to push blockchain innovation and financial technologies forward.

The role requires proficiency in Solidity, Vyper, or Rust, and experience with frameworks like Hardhat, Truffle, or Brownie.

Qualifications

• Proven experience as a Blockchain Developer or Smart Contract Engineer.
• Proficiency in Solidity, Vyper, or Rust.
• Experience with Hardhat, Truffle, or Brownie.

Responsibilities

• Design, develop, and deploy secure smart contracts across blockchain platforms.
• Architect and build decentralized applications (dApps).
• Write unit and integration tests for reliability and security of contracts.
• Collaborate with product managers and developers on requirements and specs.
• Optimize gas usage and performance of smart contracts.
• Conduct code reviews to maintain high-quality standards and identify vulnerabilities.
• Stay updated on blockchain tech, cryptography, and DeFi trends.

Skills

Portfolio of deployed projects

Analytical and problem-solving

Communication and teamwork

Education

Bachelor's degree in CS/Engineering or equivalent

Tools

Hardhat

Truffle

Brownie

Job description

About the Role

Our client, a cutting-edge firm at the forefront of blockchain innovation, is seeking an experienced Senior Blockchain Developer to join their dynamic team in Rustenburg, North West, ZA. This pivotal role focuses on the design, development, and deployment of robust decentralized finance (DeFi) protocols and smart contracts. You will be instrumental in shaping the future of financial technology, working with a passionate group of engineers and strategists dedicated to pushing the boundaries of what's possible in the crypto and blockchain space. This is an exceptional opportunity to make a significant impact in a rapidly evolving industry, contributing to high-profile projects that will redefine financial landscapes. We are looking for a visionary individual who thrives in a collaborative environment and possesses a deep understanding of distributed ledger technologies and their applications in finance.

Key Responsibilities

• Design, develop, and implement secure and scalable smart contracts on various blockchain platforms (e.g., Ethereum, Binance Smart Chain, Polygon).
• Architect and build decentralized applications (dApps) leveraging blockchain technology.
• Write comprehensive unit and integration tests to ensure the reliability and security of smart contracts and dApps.
• Collaborate with product managers and other developers to define project requirements and technical specifications.
• Optimize smart contract performance and gas efficiency.
• Conduct code reviews to maintain high-quality standards and identify potential vulnerabilities.
• Stay abreast of the latest developments in blockchain technology, cryptography, and DeFi trends.
• Troubleshoot and debug issues in production and development environments.
• Contribute to the overall technical strategy and roadmap of the blockchain initiatives.

Requirements

• Proven experience as a Blockchain Developer or Smart Contract Engineer, with a strong portfolio of deployed projects.
• Proficiency in smart contract programming languages such as Solidity, Vyper, or Rust.
• Experience with blockchain development frameworks like Hardhat, Truffle, or Brownie.
• Solid understanding of cryptographic principles and blockchain architecture.
• Familiarity with common DeFi protocols and mechanisms (e.g., AMMs, lending protocols, yield farming).
• Experience with version control systems, particularly Git.
• Strong analytical and problem-solving skills.
• Excellent communication and teamwork abilities.
• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

Benefits

• Our client offers a competitive compensation package, comprehensive health benefits, and opportunities for professional growth.
• You’ll work in a state-of-the‑‑facility in Rustenburg, North West, ZA, with access to ongoing training and development programs.
• Enjoy a flexible work environment that encourages innovation and collaboration, along with generous paid time off and a retirement savings plan.
• Be part of a forward‑thinking company that values its employees and fosters a culture of learning and achievement within the exciting world of blockchain technology.