Blockchain Developer - Smart Contracts

Placements24; Johannesburg; Hybrid; ZAR 600,000 - 900,000; Full time

Benefits offered by this job

Hybrid work model

Health insurance

Retirement planning

Professional development & conferences

Job summary

Placements24 seeks a Blockchain Developer in Johannesburg to design, develop, and deploy secure smart contracts for diverse blockchain protocols. You will help build next-gen decentralized applications and reliable blockchain solutions in a collaborative environment.

The role involves auditing contracts, integrating with networks, and writing tests to ensure security and performance. Hybrid work options and professional growth opportunities are included.

Qualifications

• Proven experience as a Blockchain Developer with a strong portfolio of deployed smart contracts.
• Proficiency in one or more smart contract languages (Solidity, Vyper, Rust).
• Solid understanding of blockchain principles, cryptography, and distributed ledger technology.
• Experience with blockchain development frameworks and tools (Truffle, Hardhat, Ganache).
• Familiarity with DeFi concepts and protocols is a plus.
• Bachelor's degree in Computer Science, Engineering, or related field, or equivalent practical experience.

Responsibilities

• Design, develop, and audit secure and efficient smart contracts using languages like Solidity, Rust, or Vyper.
• Integrate smart contracts with existing blockchain networks and develop supporting backend infrastructure.
• Write comprehensive unit and integration tests to ensure reliability and security of deployed contracts.
• Collaborate with product managers and engineers to define and implement blockchain-based features and products.
• Stay abreast of latest advancements in blockchain technology, smart contract development, and security best practices.
• Troubleshoot and resolve issues related to smart contract deployment and execution.

Skills

Solidity

Vyper

Rust

Cryptography

Education

Bachelor's degree in Computer Science or Engineering

Tools

Truffle

Hardhat

Ganache

Job description

Our client, a forward-thinking firm in the Crypto & Blockchain space, is seeking a talented Blockchain Developer specializing in smart contracts to join their dynamic team in Johannesburg. This pivotal role involves designing, developing, and deploying secure and efficient smart contracts for various blockchain protocols. You will be instrumental in building the next generation of decentralized applications and contributing to innovative blockchain solutions that drive business value and user engagement. This is an exceptional opportunity to work at the forefront of blockchain technology within a collaborative and innovative environment.

Key Responsibilities

• Design, develop, and audit secure and efficient smart contracts using languages like Solidity, Rust, or Vyper.
• Integrate smart contracts with existing blockchain networks and develop supporting backend infrastructure.
• Write comprehensive unit and integration tests to ensure the reliability and security of deployed contracts.
• Collaborate with product managers and other engineers to define and implement blockchain-based features and products.
• Stay abreast of the latest advancements in blockchain technology, smart contract development, and security best practices.
• Troubleshoot and resolve issues related to smart contract deployment and execution.

Requirements

• Proven experience as a Blockchain Developer with a strong portfolio of deployed smart contracts.
• Proficiency in one or more smart contract programming languages (e.g., Solidity, Vyper, Rust).
• Solid understanding of blockchain principles, cryptography, and distributed ledger technology.
• Experience with blockchain development frameworks and tools (e.g., Truffle, Hardhat, Ganache).
• Familiarity with decentralized finance (DeFi) concepts and protocols is a plus.
• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

Benefits

• Competitive salary package, commensurate with experience.
• Opportunity to work on cutting-edge blockchain projects.
• Hybrid work model offering flexibility between office and remote work.
• Comprehensive health insurance and retirement planning options.
• Professional development opportunities and conference attendance.