Smart Contract Engineer for Web3 Platform

Employer not named by the sourceRemote

Web3

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About this role

Legal, Project Management, Contracts, Legal Research, Blockchain, Solidity, Smart Contracts, Web3.js, Hardhat · We are seeking an experienced Smart Contract Engineer to support the continued development of a Web3 developer reputation platform.

The platform is currently under active development and has not yet been deployed publicly. It is designed to create verifiable developer profiles using technical contributions, wallet activity, smart contract deployments, project history, attestations, and other professional evidence.

The selected engineer will review the existing smart contract architecture, identify security and design improvements, and contribute to the development of reliable on-chain reputation features.

Key Responsibilities

Develop and maintain contracts for developer profiles, attestations, credentials, reputation records, and verification workflows.

Implement secure minting, ownership, access-control, and wallet-based authorization logic.

Integrate contracts with frontend, backend, and blockchain indexing services.

Improve gas efficiency, upgradeability, reliability, and contract security.

Write comprehensive unit, integration, and edge-case tests.

Identify vulnerabilities, logic errors, and potential attack vectors.

Prepare contracts and deployment scripts for testne