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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Blockchain Developer - **Company:** ARM - **Location:** United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Code Review, Databases, Mobile Application Software, Laravel, PostgreSQL, MongoDB, Node.Js, Redis, Blockchain, Secure Coding, Software Engineering, Tokenization, Web Applications, Express.js, Backend, Hyperledger, Information Technology, Ethereum, Solidity, Web3.js, Restful APIs - **Published:** June 22, 2026 - **Apply:** https://www.arminfotech.com/blockchain-developer/ ## About the Role If you have a passion for crafting powerful web applications and bringing ideas to life through Laravel, this opportunity is built for you. Eligibility B.E./B.Tech (CSE/IT/ECE), MCA, or related degree Experience Fresher to 2 years Number of Positions 1 Position Available Skills Required Blockchain Fundamentals, Solidity, Smart Contract Development, Ethereum/Hyperledger, Web3.js, Cryptography, NFT & DeFi Development, Node.js, Security Auditing, Gi. Skills * Strong understanding of Blockchain Fundamentals, Distributed Ledger Technology (DLT) and Decentralized Applications (dApps). * Experience with Ethereum, Polygon, Solana, Hyperledger or other blockchain platforms. * Proficiency in Solidity and Smart Contract Development. * Hands-on experience with Hardhat, Foundry, Truffle, Remix IDE or similar development frameworks. * Experience with Web3.js, Ethers.js, MetaMask, WalletConnect and blockchain integrations. * Knowledge of ERC-20, ERC-721, ERC-1155 Token Standards and NFT ecosystems. * Understanding of Smart Contract Security, Cryptography and Secure Coding Practices. * Familiarity with Node.js, Express.js, REST APIs and backend application development. * Experience with PostgreSQL, MongoDB, Redis or similar database technologies. * Understanding of Layer-2 Solutions, DeFi Protocols, DAOs and blockchain ecosystems. * Strong Problem-Solving, Analytical and Performance Optimization skills. * Passion for Emerging Blockchain Technologies and continuous learning. ## Description * Design, develop, test and deploy secure Smart Contracts on blockchain networks. * Build and maintain Decentralized Applications (dApps) and Web3 Solutions. * Integrate Blockchain Networks with web and mobile applications. * Develop and manage Token-Based Solutions, NFT Platforms and digital assets. * Optimize Smart Contracts for Gas Efficiency, security and scalability. * Collaborate with cross-functional teams to deliver innovative Blockchain Products. * Perform Smart Contract Testing, auditing support and vulnerability assessments. * Implement Web3 Integrations using Ethers.js, Web3.js and wallet providers. * Participate in Code Reviews and follow blockchain development best practices. * Monitor Blockchain Protocol Updates, network upgrades and industry trends. * Create and maintain Technical Documentation for blockchain solutions. * Research and evaluate new Blockchain Frameworks, tools and decentralized technologies., Join our dynamic team where innovation meets opportunity. Together, let's create a future of success, growth, and impactful achievements. 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