Fullstack Engineer (AI)

TL;DR

Fullstack Engineer (AI): Building the foundation of an agentic platform for independent makers with an accent on Order, Payments, and Discovery Hubs. Focus on architecting scalable systems using Node, Python, and React, while integrating AI agents to streamline commerce operations.

Location: Must be based in the UK, with a hybrid requirement of two days per week in the London office.

Company

A startup empowering the independent economy by building intelligent AI agents that automate administrative tasks for makers and retailers.

What you will do

• Design and build core features across Order, Payments, and Discovery Hubs.
• Work across the entire stack using Node, Python, and React/Next.js.
• Manage infrastructure on AWS using Terraform and handle CI/CD pipelines.
• Collaborate on architecture, technical decision-making, and product direction.
• Ship features rapidly, gather feedback from real users, and iterate on the platform.
• Ensure system reliability, security, and performance through monitoring and deployment support.

Requirements

• Must be based in the UK.
• Full-stack proficiency with Node, Python, TypeScript, and React/Next.js.
• Strong experience with AWS, CI/CD, and infrastructure as code (Terraform).
• Familiarity with AI frameworks like LangChain, MCP, or equivalent.
• Builder mindset with experience working in autonomous, open-ended environments.

Nice to have

• Experience integrating LLMs into production environments.
• Interest in payments infrastructure.
• Early-stage startup experience (0→1).
• Empathy for non-technical users and UX design.

Culture & Benefits

• Early ownership of architecture and technical standards.
• Direct impact on real-world businesses and independent makers.
• Small, flat, senior team with high autonomy and no red tape.
• Opportunity to build at the frontier of agentic AI and commerce.
• Backed by top-tier investors including Balderton Capital and HV Capital.