Sr. Fullstack Engineer

职位要求 / 描述

<h1>About D3:</h1> <p><a href="https://d3.inc/" data-faitracker-click-bind="true">D3</a> is building the world’s first purpose-built blockchain for <a href="https://domainfi.com/" data-faitracker-click-bind="true"><strong>DomainFi</strong></a>—bringing domain tokenization and DeFi primitives to a massive, rapidly growing <strong>$350B+ real-world asset class</strong>. We’re revolutionizing how existing and future domain names are owned, traded, and leveraged in the digital economy.</p> <p>Our elite team is stacked with <strong>industry veterans</strong> who have spent <strong>the last three decades shaping the internet</strong>, from pioneering domain name monetization to architecting key internet protocols to launching and running major TLDs like <strong>.xyz, .inc, .tv, and .link</strong>. With a proven track record of innovation and success, we’re now redefining what’s possible in the domain space.</p> <p>We recently closed a <a href="https://d3.inc/blog/news/d3-raises-25m-to-revolutionize-domains-announces-launch-of-doma-protocol/" data-faitracker-click-bind="true"><strong>$25M Series A led by Paradigm</strong></a> - one of the best investors in the industry. This will help fuel our mission to bring domains fully on-chain and unlock new financial possibilities for one of the internet’s most valuable asset classes.</p> <p>We’re based in Los Angeles, with team members all over the world. We’re looking for driven, talented builders to help build a trillion-dollar DomainFi economy. Join us!</p> <p> </p> <h2><strong>Job Description</strong></h2> <p>We are seeking a highly skilled and experienced <strong>Senior Fullstack Engineer</strong> to join our team. In this role, you will design, develop, and optimize both frontend and backend components that power our user-facing applications, including decentralized applications (dApps), a Web2/Web3-compatible Registrar, and domain marketplaces. You will play a critical part in building scalable, secure, and user-friendly systems that bridge traditional DNS with blockchain-based naming technologies.</p> <p>Familiarity with token standards (ERC-721, ERC-1155, ERC-20), wallet integrations, event-driven architectures, and distributed systems is essential.</p> <h2><strong>Responsibilities</strong></h2> <h3><strong>Frontend</strong></h3> <ul> <li>Collaborate with the product team to translate requirements into technical specifications and user-facing features.</li> <li>Develop and maintain frontend components of the domain registrar and marketplace using <strong>Next.js, Typescript, React, GraphQL, HTML, and CSS</strong>.</li> <li>Design and implement dApps that seamlessly integrate Web2 and Web3 APIs.</li> <li>Build pixel-perfect UI from wireframes and high-fidelity mocks with attention to detail.</li> <li>Contribute to open-source SDKs enabling developers to integrate Doma Protocol into their apps.</li> <li>Write and maintain unit, integration, and E2E tests.</li> <li>Ensure accessibility (WCAG), SEO, web performance best practices, scalability, and security.<br><br></li> </ul> <h3><strong>Backend</strong></h3> <ul> <li>Design, implement, and maintain backend services to support registrar features, domain tokenization, and Web2/Web3 marketplaces.</li> <li>Build robust systems for <strong>payment processing</strong>, integrating fiat and crypto gateways.</li> <li>Develop backend systems supporting <strong>event-driven architectures</strong> and asynchronous processing with Kafka, RabbitMQ, or similar tools.</li> <li>Write scalable APIs, ensuring code quality through reviews, testing, and debugging.</li> <li>Maintain and optimize existing services for performance and reliability.</li> <li>Stay up to date with best practices and emerging technologies in web and blockchain development.<br><br></li> </ul> <h2><strong>Qualifications</strong></h2> <ul> <li>Bachelor’s degree in Computer Science, Software Engineering, or related field (advanced coursework and certifications are a plus).<strong><br>

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