Smart Contract Developer

Placements24; East London; Híbrido; ZAR 420.000 - 650.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Flexible hours

Remote work options

Professional development

Descripción de la vacante

Placements24 seeks a Smart Contract Developer to design, develop, and deploy secure smart contracts for blockchain solutions. You will work with engineers and product teams, focusing on gas-efficient contracts and robust testing.

The ideal candidate has Solidity experience, knowledge of EVM and security, and proficiency in JavaScript or Python for tooling. Remote-friendly role with a forward-thinking, innovative team.

Formación

• Bachelor's degree or equivalent practical experience in a technical field.
• Proven experience in developing smart contracts with Solidity.
• Strong understanding of EVM, gas mechanics, and consensus algorithms.
• Experience with Hardhat/Truffle/Foundry and testing workflows.
• Proficiency in JavaScript or Python for scripting/tooling.
• Awareness of security best practices for smart contracts.
• Knowledge of common vulnerabilities and mitigations.

Responsabilidades

• Develop, test, and deploy secure and gas-efficient smart contracts on Ethereum-based platforms.
• Write comprehensive unit and integration tests for all smart contract code.
• Participate in code reviews to ensure quality, security, and best practices.
• Collaborate with product managers and developers to define smart contract requirements.
• Optimize contract performance and explore new optimization techniques.
• Stay updated with evolving blockchain technologies and languages.
• Debug issues related to smart contract execution and security.
• Contribute to dApp design and architecture and document code clearly.
• Assist in security audits and vulnerability assessments of deployed contracts.

Conocimientos

Solidity

JavaScript

Python

Blockchain concepts

Security best practices

Unit testing

Educación

Bachelor's degree in Computer Science/Engineering or related field

Herramientas

Hardhat

Truffle

Foundry

Testing frameworks

Git

Descripción del empleo

About the Role

Our client is a leading disruptor in the decentralized applications space, seeking a talented and innovative Smart Contract Developer to join their growing team in East London, Eastern Cape. You will be instrumental in designing, developing, and deploying secure and efficient smart contracts that power our next-generation blockchain solutions. This role requires a deep understanding of blockchain principles, smart contract languages like Solidity, and a passion for building decentralized systems. You will work closely with our engineering and product teams to bring innovative ideas to life on the blockchain. The ideal candidate is a proactive problem-solver with a strong attention to detail and a commitment to writing high-quality, secure code. If you are excited by the potential of blockchain technology and want to contribute to a forward-thinking company, this is the perfect opportunity to advance your career. We are looking for individuals who are eager to push the boundaries of what's possible.

Key Responsibilities

• Develop, test, and deploy secure and gas-efficient smart contracts on platforms like Ethereum.
• Write comprehensive unit and integration tests for all smart contract code.
• Participate in code reviews to ensure code quality, security, and adherence to best practices.
• Collaborate with product managers and other developers to define smart contract requirements.
• Optimize smart contract performance and explore new optimization techniques.
• Stay up-to-date with the latest developments in smart contract languages and blockchain technologies.
• Troubleshoot and debug issues related to smart contract execution.
• Contribute to the design and architecture of decentralized applications (dApps).
• Research and implement new blockchain protocols and tools.
• Document smart contract code and functionality clearly.
• Assist in security audits and vulnerability assessments of deployed contracts.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience.
• Proven experience in developing smart contracts using Solidity.
• Strong understanding of blockchain concepts, including EVM, gas mechanics, and consensus algorithms.
• Familiarity with smart contract development frameworks such as Hardhat, Truffle, or Foundry.
• Experience with testing frameworks and tools for smart contracts.
• Proficiency in JavaScript or Python for scripting and tooling.
• Knowledge of common smart contract vulnerabilities and security best practices.
• Experience with version control systems like Git.
• Strong problem-solving and analytical skills.
• Good communication and teamwork abilities.
• A genuine interest in cryptocurrency and the blockchain ecosystem.

Benefits

• Competitive salary and attractive benefits package.
• Opportunity to work on cutting-edge blockchain projects.
• Professional development and training opportunities.
• A collaborative and innovative work environment.
• Flexible working hours and remote work options.
• Generous paid time off.
• Be part of a growing and exciting industry.
• Contribute to the development of decentralized technologies.
• Regular team events and social gatherings.
• Modern development tools and resources.