Full-Stack Blockchain Developer

As a Full-stack Blockchain Developer at 86 Agency, your primary role will involve testing, implementing, and reviewing the backend and on-chain integration surface for Sentinel-RWA. You will be responsible for designing, implementing, and hardening Node.js / TypeScript backend services interacting with on-chain data. Additionally, you will expand and maintain automated tests, work with Solidity contracts, deployment scripts, and upgrades, deploy across multiple EVM-compatible networks, apply security best practices for Web3 and backend systems, and utilize Docker while aligning with cloud deployment patterns. Key Responsibilities:

• Design, implement, and harden Node.js / TypeScript backend services interacting with on-chain data. - Expand and maintain automated tests including unit, integration, and fork-based checks. - Work with Solidity contracts, deployment scripts, and upgrades. - Deploy across multiple EVM-compatible networks. - Apply security best practices for Web3 and backend systems. - Use Docker and align with cloud deployment patterns. Qualifications Required:

• Strong Solidity experience and on-chain deployments. - Knowledge of upgradeable contract patterns (UUPS, Transparent Proxy, Beacon, Diamond). - Security awareness of smart contract vulnerabilities. - Strong TypeScript & Node.js skills. - Experience with Foundry or Hardhat. - Familiarity with Docker and cloud environments. Key Responsibilities:

• Design, implement, and harden Node.js / TypeScript backend services interacting with on-chain data. - Expand and maintain automated tests including unit, integration, and fork-based checks. - Work with Solidity contracts, deployment scripts, and upgrades. - Deploy across multiple EVM-compatible networks. - Apply security best practices for Web3 and backend systems. - Use Docker and align with cloud deployment patterns. Qualifications Required: