Solidity Developer (Remote)

About the role

We are looking for a seasoned Solidity Developer to design, build, and maintain secure on‑chain systems. You will work remotely with a global team of top‑tier engineers, delivering high‑performance blockchain solutions and decentralized applications.

Key responsibilities

• Architect, write, and maintain secure smart contracts across multiple blockchain ecosystems.
• Design and implement decentralized applications (DApps) and high‑throughput RPC services.
• Develop tokenization services and implement ERC standards (ERC‑20, ERC‑721, ERC‑3643) for digital asset management.
• Integrate Web3 APIs to enable end‑to‑end interoperability with decentralized execution environments.
• Collaborate on system architecture to ensure optimal performance and security of DeFi protocols and marketplaces.
• Conduct technical reviews and support deployment of production‑ready on‑chain infrastructure.

Required profile

• 5+ years of software engineering experience with a focus on blockchain or Web3 development.
• Proven expertise in developing smart contracts using Solidity or Rust.
• Proficiency with Ethereum or Cosmos SDK and solid understanding of on‑chain systems.
• Hands‑on experience implementing ERC‑20, ERC‑721, and ERC‑3643 standards.
• Deep knowledge of Web3 libraries and their integration into decentralized applications.
• Advanced proficiency in English.

Required skills

• Solidity
• Rust
• Ethereum
• Cosmos SDK
• ERC‑20
• ERC‑721
• ERC‑3643
• Web3 libraries/APIs
• Smart contract development
• DApp development
• RPC services
• DeFi protocol architecture

What we offer

• 100% remote work from anywhere.
• Competitive compensation in USD or local currency.
• Hardware and software setup for home office.
• Flexible schedule and paid parental leave, vacations, national holidays.
• Multicultural environment with mentorship, promotions, and skill‑development opportunities.