Remote Senior Blockchain Engineer - Smart Contracts & DApps

Placements24; KwaZulu-Natal; Remote; ZAR 900,000 - 1,500,000; Full time

Benefits offered by this job

Competitive salary

Health benefits

Paid time off

Professional development

Remote-friendly culture

Flexible working hours

Job summary

Placements24 is seeking a Senior Blockchain Developer for a fully remote role. You will design, develop, and deploy secure smart contracts and dApps across platforms like Ethereum, Solana, and Polkadot, working in an async, collaborative environment.

The ideal candidate has strong Solidity/Rust skills, experience with Truffle/Hardhat, Web3 libraries, and Git, plus a CS/Engineering degree or equivalent. Remote work offers flexibility and opportunities to influence product architecture.

Qualifications

• Proven experience as a Blockchain Developer or Smart Contract Engineer.
• Strong proficiency in Solidity and/or Rust.
• Experience with DApp development frameworks (Truffle, Hardhat).
• Familiarity with Web3 libraries (ethers.js, web3.js) and Git.
• Bachelor's degree in CS/Engineering or equivalent practical experience.

Responsibilities

• Design, develop, and deploy secure and scalable smart contracts.
• Architect and implement decentralized applications (dApps) from concept to production.
• Write clean, well-documented, and testable code in Solidity, Rust, or Go.
• Collaborate with product managers, designers, and engineers to deliver features.
• Conduct code reviews, provide technical guidance, and mentor junior developers.
• Research and stay up-to-date with the latest blockchain advancements and security practices.
• Troubleshoot and resolve complex issues in production environments.
• Contribute to the development of our technical strategy and architecture.

Skills

Blockchain development

Smart contract programming

Solidity

Rust

DApp development

Web3 libraries

Git

Remote collaboration

Education

Bachelor's degree in CS/Engineering or related field

Tools

Truffle

Hardhat

ethers.js

web3.js

Job description

Placements24 is seeking a Senior Blockchain Developer for a fully remote role. You will design, develop, and deploy secure smart contracts and dApps across platforms like Ethereum, Solana, and Polkadot, working in an async, collaborative environment.

The ideal candidate has strong Solidity/Rust skills, experience with Truffle/Hardhat, Web3 libraries, and Git, plus a CS/Engineering degree or equivalent. Remote work offers flexibility and opportunities to influence product architecture.