Senior Smart Contract Developer

Opened on January 20, 2026

Location: Fully Remote
Working Rate: $100-150/hourly
Type: Freelancing

Description

We are seeking an experienced freelance smart contract developer to assist with developing and auditing smart contracts for our decentralized finance (DeFi) platform. The ideal candidate has a strong background in Solidity, blockchain security, and smart contract best practices.

Responsibilities

  • Develop new smart contracts based on project requirements

  • Review and audit existing smart contracts for security vulnerabilities

  • Optimize contracts for gas efficiency

  • Write comprehensive tests and documentation

  • Collaborate with our team for deployment and integration

Requirements

  • Proven experience in Solidity development

  • 2+ years blockchain developer experience at Blockchain Development Company

  • Strong understanding of Ethereum blockchain

  • Experience with development tools like Hardhat or Truffle

  • Knowledge of security tools (MythX, Slither, Mythril)

  • Portfolio of previous smart contract projects

  • Excellent problem-solving skills