As a Founding Engineer at Materi, you will lead the evolution of our prototype into a production-ready platform. You'll take ownership of our TypeScript, React, and Node.js stack, building custom agent infrastructure. This high-agency role involves translating business vision into technical architecture, managing the product build-out, and shaping the future of the engineering team.
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London, United KingdomNot Disclosed + Equity
Full-Stack Founding Engineer at getmateri - AI Agent Infrastructure
Are you ready to lead the technical evolution of a high-growth AI startup? getmateri.com is looking for a Full-Stack Founding Engineer in London to turn their custom agent infrastructure prototype into a production-ready platform. This is a high-agency role offering a significant equity position and the chance to shape the core architecture of an AI-driven product. If you are an expert in TypeScript, React, and Node.js with the drive to lead a founding team, this is your opportunity to build something remarkable from the ground up in the heart of Hoxton.
Overview
Role overview
Company
getmateri
Software
getmateri.com - High-growth AI infrastructure startup
Responsibilities
What you will do
- Lead the technical build-out of the Materi platform, converting a TypeScript and Node.js prototype into a production-grade system.
- Architect and manage custom backend and agent infrastructure to support complex AI-driven workflows.
- Translate high-level product and business requirements into optimal, scalable technical decisions and implementation plans.
Candidate profile
Who this is a fit for
- Deep expertise in full-stack development using TypeScript, React, and Node.js, with a proven track record of shipping production software.
- Demonstrated experience building or managing complex backend systems and infrastructure, ideally within the AI or agentic space.
- High-agency individual with strong judgment who thrives in a 4-day-a-week in-office environment and is ready for founding-level responsibility.
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What makes it remarkable
Why this role is remarkable
- Join as a core founding member with a significant equity position and the mandate to lead technical decision-making from day one.
- Shape the future of AI agent infrastructure, moving beyond simple prototypes to build a robust, scalable production product.
- Work in a high-intensity, high-growth environment in the heart of London's tech scene with an elite founding team.
Jack & Jill
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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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