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# Advanced Blockchain Developer

- **Company:** CHOW CHEN
- **Location:** United States
- **Experience:** Expert
- **Salary:** $120,000.0 - $140,000.0
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Node.Js, Blockchain, Next.js, Software Engineering, TypeScript, ReactJS, NFT, Backend, Ethereum, Solidity, Web3.js, NestJS
- **Published:** June 12, 2026
- **Apply:** https://functional.works-hub.com/jobs/remote-blockchain-developer-437

## About the Role

3+ years software development; 1+ year shipping Solidity to testnet/mainnet

 - Strong Solidity 0.8.x and OpenZeppelin knowledge

 - Experience with Hardhat or Foundry

 - Understanding of ERC-20, ERC-721, and DeFi patterns (staking, pools, rewards)

 - TypeScript for tests and tooling

 - Clear English for remote async work

Nice to Have

 - The Graph / subgraph development

 - Next.js dApps (wagmi, viem, ethers)

 - Cross-chain bridges, GameFi, fan tokens

 - Smart contract audit experience

 - NestJS / Node.js backend for Web3 APIs, * An academic degree in the relevant field is good to have
 * 3+
years of commercial experience

 * Corresponding level of skills:
Blockchain development
intermediate

 * Language skills:
English
intermediate

## Description

We are hiring an Advanced Blockchain Developer to build production smart contracts and protocol logic for client projects - prediction markets, staking, NFT platforms, token systems, and more.

You will write and test Solidity, collaborate with full-stack teammates, and ship secure on-chain code that handles real value.

Responsibilities

 - Implement smart contracts in Solidity (ERC-20/721, access control, staking, markets, rewards)

 - Write Hardhat/Foundry tests and deployment scripts

 - Integrate contracts with React/Next.js dApps

 - Apply security best practices (reentrancy, CEI pattern, role-based access)

 - Deploy and verify contracts on EVM networks

 - Join architecture discussions and client technical calls

 - Support audits and fix findings when needed


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