Senior Web3 Engineer — Remote DApps & Smart Contracts Lead

Placements24; LegKraal Gate; Hybrid; ZAR 900,000 - 1,400,000; Full time

Benefits offered by this job

Health insurance

Retirement planning

Flexible remote work

Job summary

Placements24 is seeking a Senior Web3 Developer to join their fully remote team. You will design, develop and deploy dApps, write secure smart contracts, and integrate blockchain back-ends with front-end interfaces.

Work with a global engineering team on cutting-edge crypto projects, stay ahead of best practices in Web3 security, and contribute to architectural decisions in a fully remote, agile environment. Competitive compensation and growth opportunities are offered.

Qualifications

• Extensive Web3 development experience with a portfolio of dApps.
• Proficiency in Solidity and Rust for smart contracts.
• Experience with front-end frameworks (React, Vue) and Web3 libraries (ethers.js, web3.js).
• Deep understanding of Ethereum, Polygon, Solana and decentralized architectures.
• Familiarity with IPFS and oracles, cryptography, and security best practices.
• Ability to work remotely in an agile environment.

Responsibilities

• Design, develop, and deploy decentralized applications (dApps) using Web3 technologies.
• Write secure, efficient, and testable smart contracts on multiple blockchain platforms.
• Integrate smart contracts with front-end applications and back-end services.
• Collaborate with UI/UX to create intuitive user experiences for dApps.
• Optimize dApps for performance, scalability, and security.
• Participate in code reviews and mentor junior developers.
• Stay updated on the latest Web3 trends and research new blockchain technologies.

Skills

Web3 development

Solidity

Rust

React

Vue

ethers.js

web3.js

Ethereum

Polygon

Solana

IPFS

cryptography

distributed systems

security best practices

remote work

agile

CI/CD pipelines

Education

Bachelor's or Master's in CS

Tools

CI/CD tools

Smart contract testing

Job description

Placements24 is seeking a Senior Web3 Developer to join their fully remote team. You will design, develop and deploy dApps, write secure smart contracts, and integrate blockchain back-ends with front-end interfaces.

Work with a global engineering team on cutting-edge crypto projects, stay ahead of best practices in Web3 security, and contribute to architectural decisions in a fully remote, agile environment. Competitive compensation and growth opportunities are offered.