More jobs:
WebFull Stack Developer
Job in
Singapore, Singapore
Listed on 2025-10-18
Listing for:
Hyphen Connect
Full Time
position Listed on 2025-10-18
Job specializations:
-
IT/Tech
Blockchain / Web3, Data Security, Cybersecurity, Data Mining
Job Description & How to Apply Below
Web3 Full Stack Developer
We are hiring for one of our ecosystem projects in Web
3. As a Web3 Full Stack Developer, you will design, develop, and maintain decentralized applications (dApps) and blockchain-based systems. You will work across the full stack, from smart contract development to front-end interfaces, collaborating with cross-functional teams to deliver secure, scalable, and user-friendly Web3 solutions. Your expertise in Web3 protocols and modern tech stacks will be critical to building robust applications for the decentralized web.
- Smart Contract Development:
Design, develop, test, and deploy secure smart contracts on various blockchain platforms (e.g., Ethereum, Solana, Polkadot, Cosmos). - Backend Development:
Build and maintain backend infrastructure for dApps using languages like Golang, Java, Node.js, or Rust, ensuring scalability and performance. - Frontend Development:
Create responsive, user-friendly front-end interfaces for dApps using modern frameworks (e.g., React, Vue.js, Next.js) integrated with Web3 libraries (e.g., ethers.js, web
3.js). - Blockchain Integration:
Integrate dApps with blockchain networks, wallets (e.g., Meta Mask, Wallet Connect), and decentralized protocols (e.g., IPFS, The Graph). - Protocol Development:
Contribute to the design and implementation of Web3 protocols, including consensus mechanisms, cross-chain bridges, or DeFi primitives. - Security & Testing:
Implement secure coding practices, conduct audits, and develop testing frameworks to ensure the reliability and security of smart contracts and dApps. - Optimization:
Optimize performance of blockchain interactions, gas efficiency, and backend systems to enhance user experience and reduce costs. - Collaboration:
Work with product managers, blockchain engineers, and designers to deliver end-to-end Web3 solutions aligned with project goals. - Research & Innovation:
Stay updated on Web3 trends, emerging protocols, and new blockchain technologies to propose innovative solutions.
- Education:
Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field, or equivalent experience. - Experience:
- 3+ years of full stack development experience, with at least 1+ years in Web3 or blockchain development.
- Proven experience building dApps or working on Web3 protocols (e.g., DeFi, NFTs, DAOs, or layer-2 solutions).
- Technical Skills:
- Proficiency in Golang, Java, Node.js, or Rust for backend development.
- Experience with smart contract languages like Solidity, Vyper, or Rust (for Solana/Polkadot).
- Strong knowledge of front-end technologies (e.g., React, Vue.js, Type Script, Next.js) and Web3 libraries (e.g., ethers.js, web
3.js). - Familiarity with blockchain protocols (e.g., Ethereum, Solana, Cosmos, Polkadot) and tools (e.g., Truffle, Hardhat, Foundry).
- Experience with decentralized storage (e.g., IPFS, Filecoin) and indexing solutions (e.g., The Graph).
- Understanding of RESTful APIs, Graph
QL, and microservices architecture.
- Web3 Knowledge:
Deep understanding of blockchain concepts (e.g., consensus mechanisms, gas fees, EVM, cross-chain interoperability) and Web3 ecosystems (e.g., DeFi, NFTs, DAOs). - Security Skills:
Knowledge of smart contract security best practices, common vulnerabilities (e.g., reentrancy, front-running), and auditing tools. - Bonus Skills:
- Experience with layer-2 solutions (e.g., Arbitrum, Optimism) or cross-chain bridges.
- Familiarity with Dev Ops tools (e.g., Docker, Kubernetes) and cloud platforms (e.g., AWS, GCP).
- Contributions to open-source Web3 projects or blockchain protocols.
- Knowledge of cryptographic principles (e.g., zero-knowledge proofs, MPC).
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