Circle
501 - 1000 employees
💳 Fintech
₿ Crypto
🌐 Web 3
Fintech • Crypto • Web 3
Circle is a financial technology company that focuses on utilizing blockchain technology to enable seamless, faster and secure transactions. Their main product, USDC, is a stablecoin designed to provide stability by being fully reserved and redeemable 1:1 for US dollars, and is widely used in global transactions to facilitate cross-border payments, crypto capital markets, and global dollar access. Circle offers an open developer platform that allows businesses to integrate blockchain functionalities such as programmable wallets and smart contracts into their applications. The company is committed to transparency and publishes regular reports on their reserve holdings.
Senior Smart Contract Engineer
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🔥 0 minutes ago
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Circle
501 - 1000 employees
💳 Fintech
₿ Crypto
🌐 Web 3
Fintech • Crypto • Web 3
Circle is a financial technology company that focuses on utilizing blockchain technology to enable seamless, faster and secure transactions. Their main product, USDC, is a stablecoin designed to provide stability by being fully reserved and redeemable 1:1 for US dollars, and is widely used in global transactions to facilitate cross-border payments, crypto capital markets, and global dollar access. Circle offers an open developer platform that allows businesses to integrate blockchain functionalities such as programmable wallets and smart contracts into their applications. The company is committed to transparency and publishes regular reports on their reserve holdings.
📋 Description
• Design and implement production-grade smart contracts across EVM and/or Solana ecosystems using Solidity and Rust • Develop backend services and integration layers that interface with deployed smart contracts and internal systems • Optimize smart contract performance, including gas efficiency, while enforcing strong security through secure architecture and defensive coding practices • Test, deploy, and manage upgrades for smart contracts and backend services in production environments
🎯 Requirements
• Proven experience designing and developing production-grade smart contracts in Solidity and/or Rust • Strong knowledge of smart contract security principles and common vulnerability patterns • Experience with smart contract development and testing frameworks such as Foundry, Hardhat, or Anchor • Working knowledge of backend development, particularly services that interact with blockchain networks • Experience integrating smart contracts with backend systems and off-chain infrastructure • Strong collaboration skills with the ability to work cross-functionally with product, infrastructure, and security teams
🏖️ Benefits
• Flexible work environment • Transparency • Visibility in operations
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