About This Role
This is a fantastic opportunity to join an established and well-respected organization offering tremendous career growth potential. The Blockchain Developer will design, build, and maintain enterprise-grade decentralized applications (dApps), smart contract platforms, and blockchain-integrated backend services supporting financial services, digital asset management, and enterprise transaction processing. This role focuses on building secure, scalable blockchain solutions that integrate seamlessly with cloud-native microservices and traditional enterprise applications.
Responsibilities
- Design and develop secure smart contracts for enterprise blockchain applications using Solidity or other smart contract languages
- Build scalable backend services that interact with blockchain networks for transaction processing, asset management, and identity verification
- Develop RESTful and GraphQL APIs to expose blockchain functionality to web and mobile applications
- Design blockchain data models, token standards, and transaction workflows for high-volume enterprise systems
- Integrate enterprise applications with Ethereum, Hyperledger Fabric, Polygon, Avalanche, or other blockchain platforms
- Develop secure wallet integrations, digital signature workflows, and key management solutions
- Implement blockchain event listeners, indexing services, and off-chain processing components
- Build scalable microservices using .NET Core, Java, or Node.js that interact with blockchain networks
- Optimize smart contracts for gas efficiency, scalability, and transaction throughput
- Perform smart contract audits, security testing, and vulnerability assessments before production deployments
- Collaborate with DevOps teams to deploy blockchain infrastructure across Azure or AWS cloud environments
- Participate in architectural reviews, code reviews, technical design sessions, and production support activities
- Troubleshoot complex blockchain network issues, transaction failures, synchronization problems, and production incidents
- Contribute to architecture, development, deployment, security, and operational excellence across mission-critical blockchain solutions
Requirements
- Six or more years of professional software development experience building enterprise-grade distributed applications
- Three or more years of hands-on blockchain development experience delivering production blockchain solutions
- Strong experience developing smart contracts using Solidity and Ethereum Virtual Machine (EVM)-compatible networks
- Hands-on experience with blockchain platforms such as Ethereum, Hyperledger Fabric, Polygon, Avalanche, Binance Smart Chain, or Quorum
- Strong proficiency in JavaScript/TypeScript with Node.js or backend development using C#/.NET Core or Java
- Experience building decentralized applications (dApps) with React, Angular, or Vue.js
- Strong understanding of blockchain architecture, consensus algorithms, cryptographic hashing, digital signatures, Merkle trees, and distributed ledger concepts
- Experience implementing ERC-20, ERC-721, ERC-1155, or custom token standards
- Experience integrating wallets such as MetaMask, WalletConnect, Coinbase Wallet, or enterprise custody platforms
- Strong experience with REST APIs, GraphQL APIs, WebSockets, and blockchain RPC interfaces
- Experience working with SQL and NoSQL databases including PostgreSQL, SQL Server, MongoDB, or Redis
- Hands-on experience with Git, CI/CD pipelines, automated deployments, and release management
- Experience deploying applications on Azure or AWS cloud platforms
- Strong debugging, performance optimization, and troubleshooting skills in production environments
- Experience working within Agile Scrum development teams
- U.S. Citizens, Green Card Holders, EAD Holders, and H-1B transfer candidates are encouraged to apply
Nice to have:
- Experience designing enterprise blockchain solutions for financial services, healthcare, insurance, or supply chain industries
- Hands-on experience with Hyperledger Fabric chaincode development using Go or Java
- Experience with Layer-2 scaling solutions including Polygon, Arbitrum, or Optimism
- Familiarity with Zero-Knowledge Proofs (ZKP), Multi-Party Computation (MPC), or privacy-preserving blockchain technologies
- Experience implementing decentralized identity (DID) and Verifiable Credentials (VC)
- Knowledge of blockchain security standards, smart contract auditing tools, and common vulnerabilities such as reentrancy, overflow, front-running, and flash loan attacks
- Experience using Hardhat, Foundry, Truffle, Ganache, Brownie, or Remix IDE
- Familiarity with Docker, Kubernetes, Terraform, and Infrastructure as Code
- Experience integrating blockchain applications with enterprise identity providers including Azure Active Directory or OAuth
- Blockchain certifications or contributions to open-source blockchain projects
Important Details
- Position Type: Full-time, Direct W2
About the Company
Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. The team builds a next-generation enterprise blockchain platform supporting digital asset tokenization and lifecycle management, smart contract-driven business workflows, enterprise wallet and digital identity integration, real-time blockchain event processing, secure multi-signature transaction approval systems, blockchain analytics and reporting dashboards, cloud-native microservices deployed on Azure and AWS, and high-availability distributed systems supporting millions of secure transactions annually.
