Web3 Full-Stack Developer

Web3 Full-Stack DeveloperFull Time, Mid-Level, HybridAbout RoleWe are seeking a Web3 Full-Stack Developer with strong AI alignment principles to take the lead in building and scaling our Web3 infrastructure. You will set the technical direction, build end-to-end Web3 systems, and guide best practices across backend, smart contracts, and frontend integrations. Working closely with our AI engineering team, you will ensure everything we deploy aligns with our broader AI safety and truth-focused mission.In this role, you will:Design, build, and deploy Python-based microservices (Flask, FastAPI, AWS Lambda) that aggregate data from Web3 APIs.Write, test, and deploy Solidity smart contracts for tokens, governance, and automation.Develop Web3-enabled frontends with React/Next.js and TypeScript that integrate wallets, contracts, and APIs.Implement wallet connectivity (WalletConnect, MetaMask), transaction signing, and blockchain event listening.Build automated airdrop systems with eligibility validation, anti-bot protection, and fraud prevention.Embed robust security checks into every stage of the stack, from backend to smart contracts to frontend.Collaborate with AI engineers to align Web3 systems with AI safety and truth-focused outputs.Monitor and optimize performance, scalability, and cost efficiency across services.Stay updated on Web3 trends, emerging protocols, and new blockchain technologies to propose innovative solutions.Integrate dApps and mini apps with blockchain networks (e.g., Base), wallets (e.g., MetaMask, World App, WalletConnect), and decentralized protocols (e.g., IPFS, The Graph).You might thrive in this role, if you have:5+ years of full-stack development experience, with at least 1+ years in Web3 or blockchain developmentStrong proficiency in Python (Flask, FastAPI optional) and AWS serverless architectures.Experience with React/Next.js and TypeScript for building modern dApps.Hands-on Solidity expertise, with experience deploying and testing contracts (Hardhat/Foundry).Familiarity with Ethereum and EVM-compatible chains, and token standards (ERC-20, ERC-721, ERC-1155)Proficiency with ethers.js/web3.js, wagmi, or similar libraries for contract and wallet interactions.Experience working with Web3 APIs (Alchemy, Infura, Moralis, The Graph) and building indexers.Familiarity with CI/CD pipelines, Docker, automated testing, and monitoring tools.Understanding of RESTful APIs, GraphQL, and microservices architectureIt will be a bonus, if you have:Experience contributing to AI-safety-aligned or trust-infrastructure projects.Knowledge of DeFi protocols, on-chain analytics, or cross-chain solutions.Familiarity with decentralized identity frameworks (DIDs, verifiable credentials, soulbound tokens).Experience deploying dApps on decentralized hosting (IPFS, Arweave).Experience in leading technical teams. About AI SeerAI Seer is a truth-seeking company, founded in December 2019, dedicated to building tools that foster transparent, source-backed conversations and uncover hidden truths in our noisy physical and digital world. Our mission is to make truth discoverable and reliable by empowering people to fact-check, uncover hidden truths, and make informed decisions.ArAIstotle, our truth-seeking agent, launched on Virtuals with 658% oversubscription and 16,083 participants to pioneer crypto’s truth layer.We’ve developed innovations at the frontier of AI and truth technologies, including the Multi-Spectral Reality Detector (MSRD), an AI-powered, contactless deception detector, and Facticity AI, a real-time fact-checking platform. Building on these, we’re pioneering the next frontier: a Virtual Reality Detector agent that combines the strengths of both systems to push the boundaries of truth-seeking across centralized, decentralized, and immersive worlds.AI Seer is backed by investor Tim Draper and has been recognized as one of TIME’s Best Inventions 2024 and Top 5 Finalist at the SuperAI Genesis Startup Competition, milestones that reflect our commitment to innovation and impact.We believe trust and accountability are the cornerstones of the digital age. In a world where everyone searches for answers online, who is verifying them for you?Why Join Us?At AI Seer, you’ll help shape the future of truth technologies at the cutting edge of AI, Web3 and immersive innovation. Your ideas will make a real impact as we work to uncover hidden truths and restore trust in a noisy world. Together we are building more than products. We are creating a culture of curiosity, creativity and progress.