The vacancy is strong in task clarity and tech stack but lacks compensation details and comprehensive company information.
no salary info
Job description
We are hiring a Senior Blockchain Developer to design and build smart contract systems across multiple client and internal projects. You will work on a variety of blockchain applications - from DeFi protocols to tokenized systems and Web3 platforms - ensuring high standards in security, scalability, and architecture.
Responsibilities
### What You’ll Do
- Design, develop, and deploy smart contracts using Solidity
- Implement token standards (ERC-20, ERC-721, ERC-1155) and custom logic
- Build and maintain contract architectures across multiple projects
- Ensure security, audit readiness, and upgradeability
- Optimize gas usage and performance
- Collaborate with backend and frontend teams for integrations
- Participate in code reviews and technical decision-making
- Contribute to documentation and internal best practices
Requirements
### What We’re Looking For
- 4+ years of experience in blockchain / smart contract development
- Strong expertise in Solidity and EVM-based ecosystems
- Experience with Ethereum and L2s (Polygon, Arbitrum, Optimism)
- Solid understanding of smart contract security and vulnerabilities
- Experience with Hardhat, Foundry, or similar frameworks
- Strong software engineering fundamentals (testing, Git, CI/CD)
- Ability to work across multiple projects and adapt quickly
### Nice to Have
- Experience with DeFi protocols, staking, or token economies
- Experience working with auditors or security reviews
- Familiarity with upgradeable contracts (proxy patterns)
- Backend experience (Node.js / TypeScript)
- Experience in client-facing or consulting environments
Conditions
### Why Join
- Work across a diverse portfolio of blockchain projects
- Exposure to both client work and internal ventures
- Opportunity to influence architecture and technical direction
- Collaborative, globally distributed team
- Fast-paced environment with continuous learning
About RWAHub
RWAHub appears to be a real-world asset (RWA) tokenization platform focused on onboarding, managing, and promoting tokenized assets and related projects. Public materials describe it as a Web3-based platform that connects real-world assets with blockchain, with activity around multi-token onboarding, community building, and asset tokenization use cases such as real estate, carbon credits, IP, and K-culture.