Software Engineer, Labs

External Job Advert

🚀 Senior Full-Stack Engineer, Labs — United States | Pax8

Build pioneering human‑AI interfaces at Pax8 Labs, where Senior Full‑Stack Engineers shape the future of autonomous technology through elegant, scalable user experiences.

✨ Why This Role Stands Out

At Pax8 Labs, you won’t just build software — you’ll help define how humans and autonomous systems work together. This role offers the opportunity to design intuitive, trustworthy interfaces for complex AI‑driven workflows in a true greenfield environment. You’ll grow alongside emerging technologies, experiment boldly, and influence entirely new product lines as Pax8 continues its AI‑native journey.

🌍 Life at Pax8

Pax8 is a fast‑growing, people‑first technology company where innovation, learning, and collaboration are deeply valued. Our culture blends start‑up energy with global scale, giving you the freedom to explore new ideas while making a meaningful impact. Learn more about our culture, values, and how we Elev8 our people through our careers and culture pages on pax8.com.

🛠️ What You’ll Be Doing

• 🎨 Design and build intuitive, responsive interfaces that simplify complex AI and agent‑based workflows
• 📊 Create real‑time visualisations that clearly communicate system status and decision‑making
• 🤝 Enable seamless human‑AI collaboration through thoughtful interaction design
• 🧩 Develop reusable UI components that scale across future Labs initiatives
• 🔗 Extend into backend services and cloud APIs when needed to deliver end‑to‑end solutions
• 🧪 Prototype with emerging frameworks and AI‑assisted development tools
• 🌱 Contribute to a culture of experimentation, knowledge sharing, and continuous improvement

🌟 Your Impact

Your work will directly shape how partners and internal teams interact with autonomous systems, turning advanced technology into accessible, trusted tools. You’ll help establish frontend standards for Pax8 Labs while influencing how future products are conceived and delivered.

✅ What You Bring

• Substantial experience building modern frontend applications with frameworks such as React, SolidJS, Vue, or similar
• Proven ability with TypeScript, modern CSS, and responsive design
• Demonstrated skill creating high‑performance, interactive interfaces using SVG, Canvas, or WebGL
• Strong understanding of real‑time data handling, dynamic state management, and streaming updates
• Working knowledge of backend fundamentals, including Go or Python services and cloud‑based APIs
• Comfort operating in ambiguity, rapidly prototyping, and iterating toward scalable solutions
• A collaborative mindset and passion for design craft, accessibility, and performance

🔐 Trust and Hiring

At Pax8, we care deeply about building genuine, trust based relationships — starting with how we hire. To protect our business, our teams, and our customers, we use a range of measures throughout the recruitment process to help confirm authenticity and prevent fraud. These safeguards are designed to be fair, respectful, and proportionate, and may evolve as risks change. By applying, you acknowledge that we take steps to verify identity and representation during hiring. If you're applying as your authentic self, you have nothing to worry about — we're excited to meet you. We also use thoughtfully applied AI-enabled tools to support our hiring process. These tools may assist with tasks such as reviewing or prioritising applications, but hiring decisions