Founding Front-End Engineer - Web3

Front-End Engineer – AI Infrastructure Global Web3 startup London - Hybrid working £140k - £150k equity DATAHEAD has been exclusively retained by a global deep-tech startup pioneering the future of developer tooling through AI infrastructure. This early-stage company is creating a new layer of abstraction for developers to easily build intelligent, automated workflows that connect across modern and decentralised ecosystems. Backed by notable investors and run by a world-class founding team with experience across FAANG, DeFi, and Ivy League institutions, they’re entering their next phase of growth and scaling their engineering team. The Opportunity: As their first dedicated Front-End Engineer , you’ll lead the development of high-performance, user-centric interfaces for their AI-driven products. Working directly with the founding team, you’ll help define and implement end-to-end UI/UX strategy and set architectural standards for scalable front-end systems. What You’ll Do: Drive front-end development and architecture for new AI products. Define UI/UX strategy and implement best practices with a bias toward modular, maintainable code. Collaborate cross-functionally with design, product, and back-end teams. Build reusable components and interface libraries (hooks, APIs, sockets). Contribute to code and architectural reviews and mentor other engineers. What You’ll Bring: 6 years of experience in building secure, scalable web apps using HTML5, CSS3, JavaScript, and TypeScript. Expertise with ReactJS and state management libraries (Redux, Zustand, etc.). Strong understanding of performance under high-load environments (1,000 socket events/min). Ability to operate in ambiguity and thrive in fast-paced, early-stage settings. Excellent communication skills and an eye for detail in documentation and design. What’s On Offer: Equity & competitive compensation Flexible work environment with a modern, collaborative workspace Freedom to take the time you need to recharge Social events, office perks, and parental leave Be part of a team rewriting the future of how software is deployed, scaled, and adopted. Apply now or reach out to DATAHEAD to learn more.