Senior Blockchain Developer (Smart Contracts Expert)

Placements24; KwaZulu-Natal; On-site; ZAR 1,200,000 - 1,800,000; Full time

Benefits offered by this job

Competitive salary

Health insurance

Professional development

Paid time off

Stock options

Team events

Access to latest blockchain tools

Job summary

Placements24 is seeking a Senior Blockchain Developer in Pietermaritzburg, KwaZulu-Natal, to architect, develop, and deploy cutting-edge blockchain solutions. You will shape the future of decentralised applications, lead secure smart contract development, and influence the ecosystem with cryptographic approaches.

The ideal candidate has 5+ years in software and 3+ years in blockchain, with expertise in Solidity, Vyper, or Rust, and hands-on with Hardhat, Truffle, Web3.js, or Ethers.js.

Qualifications

• Bachelor's or Master’s degree in Computer Science, Engineering, or related field, or equivalent practical experience.
• 5+ years of software development, with at least 3 years in blockchain development.
• Proficiency in Solidity, Vyper, or Rust.
• Hands-on with Hardhat/Truffle/Web3.js/Ethers.js.
• Strong understanding of distributed systems, cryptography, and consensus algorithms.

Responsibilities

• Design, develop, test, and deploy secure smart contracts on Ethereum, BSC, Polygon.
• Architect and implement decentralized applications from conception to launch.
• Collaborate with product managers, designers, and engineers to deliver new features.
• Conduct code reviews, security audits, and performance optimizations for smart contracts and dApp components.
• Stay updated on blockchain tech, consensus mechanisms, and cryptography.
• Contribute to blockchain infrastructure and tooling development.
• Troubleshoot complex technical issues in networks and applications.
• Mentor junior developers and share knowledge.

Skills

Smart contract development

Distributed systems

Cryptography

Team collaboration

Education

Bachelor's or Master's in CS/Engineering

Tools

Hardhat

Truffle

Web3.js

Ethers.js

Job description

About the Role

Our client, a rapidly growing innovator in the decentralized finance space, is seeking a highly skilled and experienced Senior Blockchain Developer to join their dynamic team in Pietermaritzburg, KwaZulu-Natal. This pivotal role will involve architecting, developing, and deploying cutting-edge blockchain solutions that drive our company's mission forward. You will be instrumental in shaping the future of our decentralized applications and contributing to the broader blockchain ecosystem. The ideal candidate possesses a deep understanding of blockchain protocols, smart contract development, and a passion for pushing the boundaries of what's possible with distributed ledger technology. We are looking for a proactive problem-solver with a proven track record of delivering robust and scalable blockchain projects. This is an exceptional opportunity to make a significant impact in a fast-paced, forward-thinking organization.

Key Responsibilities

• Design, develop, test, and deploy secure and efficient smart contracts on various blockchain platforms (e.g., Ethereum, Binance Smart Chain, Polygon).
• Architect and implement decentralized applications (dApps) from conception to launch.
• Collaborate with cross-functional teams, including product managers, designers, and other engineers, to define and deliver new features.
• Conduct thorough code reviews, security audits, and performance optimizations for smart contracts and dApp components.
• Stay abreast of the latest advancements in blockchain technology, consensus mechanisms, and cryptography.
• Contribute to the development of blockchain infrastructure and tooling.
• Troubleshoot and resolve complex technical issues related to blockchain networks and applications.
• Mentor junior developers and share knowledge within the team.

Requirements

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• Minimum of 5 years of professional experience in software development, with at least 3 years focused specifically on blockchain development.
• Proficiency in smart contract programming languages such as Solidity, Vyper, or Rust.
• Hands-on experience with blockchain frameworks and tools (e.g., Hardhat, Truffle, Web3.js, Ethers.js).
• Strong understanding of distributed systems, cryptography, and consensus algorithms.
• Experience with developing and integrating APIs for decentralized applications.
• Familiarity with common security vulnerabilities in smart contracts and best practices for mitigation.
• Excellent problem-solving and analytical skills.
• Strong communication and collaboration abilities.

Benefits

• Competitive salary package commensurate with experience.
• Comprehensive health, dental, and vision insurance.
• Opportunities for professional development and continuous learning in the rapidly evolving blockchain space.
• Generous paid time off and holidays.
• Be part of a collaborative and innovative work environment in Pietermaritzburg, KwaZulu-Natal .
• Potential for stock options in a high-growth startup.
• Regular team-building events and social activities.
• Access to the latest blockchain technology and development tools.