ai analyst backend bitcoin blockchain community manager crypto customer support data science defi design devops discord entry level erc 20 front end full stack gaming golang hardhat intern java javascript marketing mobile nft node non tech openzeppelin product manager project manager react research rust sales solana solidity
| Job Position | Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|---|
MetaWealth | Bucharest, Romania | $81k - $87k | |||
MetaWealth | Bucharest, Romania | $84k - $90k | |||
MetaWealth | Bucharest, Romania | $90k - $180k | |||
MetaWealth | Bucharest, Romania | $86k - $106k | |||
| Learn job-ready web3 skills on your schedule with 1-on-1 support & get a job, or your money back. | | by Metana Bootcamp Info | |||
Bitpanda | Bucharest, Romania | $126k - $127k | |||
MetaWealth | Bucharest, Romania | $63k - $90k | |||
MetaWealth | Bucharest, Romania | $39k - $45k | |||
Bitpanda | Bucharest, Romania | $90k - $96k | |||
MetaWealth | Bucharest, Romania | $54k - $95k | |||
MetaWealth | Bucharest, Romania | $68k - $75k | |||
MetaWealth | Bucharest, Romania | $105k - $120k | |||
Alchemy | Bucharest, Romania | $32k - $60k | |||
Bitpanda | Bucharest, Romania | $122k - $150k | |||
Bitpanda | Bucharest, Romania | $87k - $87k | |||
Bitpanda | Bucharest, Romania | $87k - $87k |
MetaWealth
$81k - $87k estimated
Senior Blockchain Engineer - Solidity
London / Bucharest / Kiew
Product & Engineering – Product /
Remote/Europe Based Only /
Remote
Apply for this job
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 for this job