Posted at: 14 March

Senior Blockchain Engineer - Solidity

Company

MetaWealth

MetaWealth is a tokenized real estate platform specializing in institutional-grade investments, headquartered in an undisclosed location, operating in the PropTech industry with a B2C model targeting individual investors globally.

Job Type

Full-time

Allowed Applicant Locations

Denmark, Germany, France, Netherlands, Ireland, Spain, Italy, Poland, Portugal, Belgium, Malta, Romania, Sweden, Finland, Austria, Greece, Bulgaria, Lithuania, Czechia, Croatia

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Job Description

We are looking for an Senior Blockchain Engineer  to help design and develop secure, efficient, and scalable smart contracts for our Real-World Asset (RWA) protocol. You will play a key role in building DeFi functionalities, staking mechanisms, liquidity management, and DAO governance. This role requires experience in Solidity, Hardhat, Foundry, OpenZeppelin, and gas-optimized smart contract development.

Responsibilities

  • Develop secure and efficient smart contracts in Solidity for an RWA protocol

  • Write comprehensive tests using Foundry, Hardhat, and JestAudit and optimise smart contracts to identify and mitigate potential security vulnerabilities

  • Build client libraries (ethers.js, web3.js) to enable easy integrationsImplement gasless transactions

  • Collaborate closely with backend and product teams to integrate smart contracts into the broader system

  • Stay updated with the latest EVM advancements, security best practices, and DeFi innovations

Tech Stack

  • Smart Contract Development: Solidity, Hardhat, Foundry, OpenZeppelin

  • Blockchain Development: EVM-based chains

  • Libraries & Testing: ethers.js, web3.js, Jest

  • Security & Optimization: Gas optimisations, smart contract security, EIP-3009

Qualifications

  • 3+ years of experience developing EVM-based smart contracts

  • Strong knowledge of Solidity, Hardhat, and Foundry

  • Experience working on DeFi, RWA, staking, liquidity pools, and DAOs

  • Deep understanding of gas optimisations and security best practices

  • Familiarity with ERC-20, ERC-721, ERC-1155, and EIP-3009 for gasless transactions

  • Ability to write secure and well-documented smart contracts

  • Experience with auditing smart contracts and working with security firms

Nice to Have

  • Experience with bridges and Layer 2 scaling solutions

  • Knowledge of cross-chain communication

  • Familiarity with on-chain KYC mechanisms

Apply Here