Smart Contract Engineer

Smart Contract Engineer - Remote

Our client is a leading DeFi platform focused on decentralized derivatives trading. Their mission is to make finance more transparent, efficient, and accessible through on-chain derivatives. The platform provides deep liquidity, instant execution, and up to 25x leverage across major markets like Bitcoin and Ethereum, all powered by the Synthetix protocol on Optimism for low gas fees.

As a Smart Contract Engineer, you’ll design and build the core contracts that power advanced financial products. You’ll work closely with the wider engineering team to plan projects, ensure top-tier code quality through audits, and contribute to new strategies that enhance yield and user experience.

What you’ll do:

• Design, develop, and enhance smart contracts for structured and future DeFi products
• Collaborate with engineers and product teams to plan and deliver new features
• Work with external auditors to ensure the highest security and reliability standards
• Build innovative yield strategies and financial primitives
• Contribute as a senior team member to guide the technical direction of the platform

What we’re looking for:

• 2+ years of experience developing smart contracts in Solidity
• Proficiency with frameworks such as Hardhat, Brownie, or Dapptools
• Strong understanding of the Ethereum Virtual Machine (EVM)
• Experience with Node.js or TypeScript
• Familiarity with open-source development and libraries

Nice to have:

• 3+ years of backend development experience in Python, Go, Rust, or C/C++
• Understanding of options and other financial derivatives
• Experience with Uniswap v3
• Knowledge of security testing tools such as MythX, Slither, Echidna, or Mythril
• Experience using monitoring tools like Tenderly
• Contributions to open-source projects
• Passion for DeFi and emerging blockchain technologies

Why join:

• Competitive compensation (with the option for crypto payments)
• Unlimited paid leave and flexible, async remote work
• Bi-annual in-person team retreats (all expenses covered)
• Opportunity to build high-impact products in one of DeFi’s fastest-growing verticals