Smart Contract Developer - Solidity Expert

Placements24; Klerksdorp; Hybrid; ZAR 420,000 - 640,000; Full time

Benefits offered by this job

Hybrid work model

Competitive salary

Professional development

Team events

Growth culture

Job summary

Placements24 is seeking a Smart Contract Developer in Klerksdorp, North West, offering a hybrid work model that balances in-office collaboration with remote flexibility. You will design, write, test, and deploy secure Ethereum smart contracts.

You will work with experienced developers and product managers, applying best practices in security audits, gas optimization, and integration with DApps. A strong blockchain background and passion for decentralized finance are essential.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field is required.
• 2-4 years of professional experience in smart contract development, specifically with Solidity.
• Familiarity with Ethereum Virtual Machine (EVM) and its nuances.

Responsibilities

• Develop, test, and deploy high-quality, secure, and efficient smart contracts using Solidity.
• Implement complex business logic within smart contracts for various DApp functionalities.
• Conduct thorough code reviews and security audits to identify and mitigate vulnerabilities.
• Collaborate with front-end and back-end developers to integrate smart contracts into DApps.
• Optimize smart contracts for gas efficiency and performance.
• Write comprehensive unit and integration tests for smart contracts.
• Stay up-to-date with the latest developments in the Ethereum ecosystem and smart contract best practices.
• Participate in the design and architecture of new DApp features.
• Troubleshoot and debug smart contract issues.

Skills

Solidity

EVM knowledge

Web3.js

ethers.js

Git

Security awareness

Education

Bachelor's degree in CS/SE or related

Tools

Truffle

Hardhat

Brownie

Job description

About the Role

Our client, a dynamic startup at the forefront of decentralized application (DApp) development, is seeking a talented Smart Contract Developer with deep expertise in Solidity. This role is based in Klerksdorp, North West, offering a hybrid work model that balances in-office collaboration with remote flexibility. You will be responsible for designing, writing, testing, and deploying secure and efficient smart contracts on the Ethereum blockchain. This is an excellent opportunity to contribute to innovative projects, working closely with a team of experienced developers and product managers. The ideal candidate has a passion for blockchain technology and a proven track record of building robust decentralized solutions. We are building the next generation of financial tools and services, and your contributions will be integral to our success. Join us in Klerksdorp and be part of a mission-driven company shaping the future of finance through decentralized technology. This hybrid role allows for essential face-to-face collaboration while providing the flexibility needed in today's work environment.

Key Responsibilities

• Develop, test, and deploy high-quality, secure, and efficient smart contracts using Solidity.
• Implement complex business logic within smart contracts for various DApp functionalities.
• Conduct thorough code reviews and security audits to identify and mitigate vulnerabilities.
• Collaborate with front-end and back-end developers to integrate smart contracts into DApps.
• Optimize smart contracts for gas efficiency and performance.
• Write comprehensive unit and integration tests for smart contracts.
• Stay up-to-date with the latest developments in the Ethereum ecosystem and smart contract best practices.
• Participate in the design and architecture of new DApp features.
• Troubleshoot and debug smart contract issues.

Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 2-4 years of professional experience in smart contract development, specifically with Solidity.
• Strong understanding of the Ethereum Virtual Machine (EVM) and its nuances.
• Experience with blockchain development frameworks such as Truffle, Hardhat, or Brownie.
• Familiarity with web3.js or ethers.js for interacting with smart contracts.
• Knowledge of common smart contract security vulnerabilities and best practices for mitigation.
• Understanding of token standards (e.g., ERC-20, ERC-721).
• Experience with version control systems like Git.
• Strong analytical and problem-solving skills.
• Good communication and collaboration skills.

Benefits

• Competitive salary and benefits package.
• Hybrid work model offering flexibility.
• Opportunity to work on innovative and exciting DApp projects.
• Collaborative and growth-oriented work environment in Klerksdorp.
• Continuous learning and professional development opportunities.
• Regular team social events and a positive company culture.