Senior Blockchain Engineer — DeFi & Smart Contracts

Placements24; Bloemfontein; Hybrid; ZAR 900.000 - 1.500.000; Vollzeit

Benefits dieser Stelle

Health insurance

Professional development

Generous paid time off

Stock options

Relocation assistance

Zusammenfassung

Placements24 seeks a Senior Blockchain Developer in Bloemfontein to design, develop, and deploy secure smart contracts on Ethereum-compatible platforms and to build scalable dApps.

You will work with a cross-functional team, implement tests, optimize gas usage, and stay current with blockchain security and new protocols. A collaborative, fast-paced environment and opportunities for growth are offered.

Qualifikationen

• Must have proven experience in developing smart contracts with Solidity or Vyper.
• Strong understanding of blockchain fundamentals and distributed systems.
• Experience with blockchain frameworks and development tools (Hardhat, Truffle, Ganache).
• Proficient in JavaScript/TypeScript and Node.js for backend development; REST APIs.

Aufgaben

• Design, develop, and implement secure smart contracts on Ethereum-compatible platforms.
• Develop decentralized applications (dApps) and integrate with existing systems.
• Write unit and integration tests for smart contracts and dApps.
• Collaborate with product managers and other engineers to deliver new features.
• Optimize smart contract performance and gas efficiency.
• Participate in code reviews to ensure quality, security, and best practices.
• Stay updated on blockchain protocols, trends, and security vulnerabilities.
• Troubleshoot and resolve production issues related to blockchain infrastructure.
• Contribute to roadmap and architectural decisions for blockchain initiatives.
• Mentor junior developers and share knowledge within the team.

Kenntnisse

Solidity

Vyper

JavaScript/TypeScript

Node.js

REST APIs

React

Vue.js

Security best practices

Team collaboration

Problem solving

Ausbildung

Bachelor's degree in Computer Science, Engineering, or related

Tools

Hardhat

Truffle

Ganache

Jobbeschreibung

Placements24 seeks a Senior Blockchain Developer in Bloemfontein to design, develop, and deploy secure smart contracts on Ethereum-compatible platforms and to build scalable dApps.

You will work with a cross-functional team, implement tests, optimize gas usage, and stay current with blockchain security and new protocols. A collaborative, fast-paced environment and opportunities for growth are offered.