developer web3

Confidential employer

Posted 10/25/2026Rate visible after sign-upSource: Curated from source

Web3.js

About the Role

We're Hiring: Web3 Developer | OSYS

OSYS, a software development company specializing in advanced technological solutions and innovative digital products, is looking for an experienced Web3 Developer to join our team.

Requirements

Hands-on experience with Web3 and Blockchain development.
Strong proficiency in Solidity and Smart Contract development.
Experience with Ethereum and EVM-compatible networks.
Full Stack development experience with React, Node.js, and TypeScript.
Familiarity with ethers.js, viem, or Web3.js.
Experience integrating cryptocurrency wallets (MetaMask, WalletConnect).
Solid understanding of Smart Contract security and decentralized systems.
Ability to work independently, solve complex technical challenges, and write clean, maintainable code.

Nice to Have

Experience with DeFi, DAO, or Tokenization projects.
Familiarity with Hardhat or Foundry.
Experience deploying production-ready applications.
Proven ability to develop end-to-end solutions.

What We Offer

Work on challenging, innovative projects in a professional engineering environment, with opportunities to contribute to cutting-edge technologies.

Interested?