Blockchain & DApp Developer (Remote)

Blockchain & DApp Developer (Remote)💰 Pay: USD $20 - $50 / hour🌎 Location: In Remote (No Mexico)CrypForexBridge is seeking a Blockchain & DApp Developer for an innovative project integrating blockchain, Web3, and Forex/Crypto markets into a modular, secure, and scalable platform.The architecture will combine a Node.js backend with smart contracts on Ethereum or EVM-compatible chains. Node.js will handle off-chain processes such as user authentication, rate aggregation, and connections to traditional systems (including banking APIs), while smart contracts will manage on-chain transactions with full transparency.ResponsibilitiesDesign and develop smart contracts in Solidity for crypto-to-crypto swaps and fiat-pegged token management.Integrate the Node.js backend with blockchain via Web3.js.Implement APIs for real-time crypto and forex market data.Apply development best practices: use test networks for QA, conduct smart contract audits, and build a modular architecture.Collaborate in the system’s evolution toward later phases, including multi-chain integration and additional modules.RequirementsProven experience in blockchain and DApp development.Strong proficiency in Node.js and related frameworks.Experience with Solidity, Web3.js, and the Ethereum/EVM ecosystem.Knowledge of decentralized architectures and DeFi protocols.Ability to integrate external APIs and data oracles.Intermediate/Advanced English for team communication.Nice to HaveExperience with atomic swaps and DEX liquidity pools.Familiarity with stablecoins and asset tokenization.Experience in multi-chain scalability and asset bridges (cross-chain bridges).We Offer100% remote and flexible work.High-impact project at the intersection of crypto and forex.International and multidisciplinary team.Competitive pay: USD $20 - $50/hour, depending on experience.📩 Apply by sending your portfolio, GitHub, and relevant experience in blockchain and Node.js.