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Blockchain Backend Developer - Suffescom Solutions Pvt. Ltd
Backend Engineer
Backend developer focused on building scalable Node.js services, integrating blockchain networks and smart contracts, and delivering secure Web3 APIs for transaction processing and wallet integration.
About the role
Key Responsibilities
- Design, develop, and maintain high‑performance backend applications using Node.js.
- Build and expose RESTful APIs and microservices that power Web3 front‑ends.
- Integrate public and private blockchain networks, deploy smart contracts, and manage on‑chain interactions.
- Implement wallet connectivity, transaction signing, and secure transaction processing pipelines.
- Monitor blockchain events, handle transaction confirmations, and ensure data integrity and security.
Requirements
- 3–4 years of professional experience with Node.js and server‑side JavaScript.
- Hands‑on experience developing and deploying smart contracts on platforms such as Ethereum.
- Proficiency in building REST APIs, microservice architectures, and working with databases.
- Familiarity with Web3 libraries (e.g., web3.js, ethers.js) and wallet integration patterns.
- Strong understanding of blockchain fundamentals, transaction lifecycle, and security best practices.
Skills
nodejssmart contractsweb3ethereum