Join a high-performance team of five building the future of the web. As a generalist Product Engineer, you will ship features across the full stack to transform static websites into intelligent, real-time AI agents. You will work directly with the co-founders to create personalized, high-conversion experiences for every visitor.
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Product Engineer at Architect
Are you ready to rebuild how the internet works? Architect is looking for a Product Engineer in London to help turn every website into a living AI agent. Backed by £3.5M and working directly with the co-founders, you'll ship full-stack features that personalize the web in real-time. If you are a TypeScript expert who cares about the 'beautiful piece of wood on the back' and wants to join a high-growth seed-stage startup as an early hire, this is the role where you can define a new category and have massive technical ownership.
About this role
Role overview
About the company
Architect
Software5-15 employees
Architect - Seed-stage AI startup rebuilding the internet
What you'll do
What you will do
- Ship end-to-end features across a modern stack including React, TypeScript, Node.js, and Temporal.io on GCP.
- Design and implement AI agent evaluations and integrations to ensure every generated website is unique and optimized for conversion.
- Take full ownership of outcomes, from architecting authentication systems to building complex frontend page experiences and reinforcement learning models.
Who you are
Who this is a fit for
- Proven track record as a product-focused generalist with deep expertise in TypeScript and service-oriented backend architectures.
- Obsessive about craft and the "beautiful piece of wood on the back," writing maintainable, high-quality code at a rapid startup pace.
- Strong independent thinker with an interest in AI agents, LLMs, or workflow orchestration tools like Temporal.io.
Why this role
Why this role is remarkable
- Join as a founding-level engineer at a company defining a new category of living, breathing web experiences that adapt in real-time.
- Backed by £3.5M from top-tier investors including Project A, Concept Ventures, and Insiders Ventures to rebuild the fundamental architecture of the internet.
- Massive technical ownership and impact while working in an intense, high-craft, in-person environment in the heart of London.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
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