You will build the critical infrastructure and APIs powering an advanced analysis engine designed to ingest and structure massive volumes of human feedback. Working directly with the CTO, you will define architecture and data models to make complex data actionable, reliable, and auditable for enterprise clients in a fast-paced environment.
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Founding Engineer at fast-growing AI data platform
Are you a Python expert ready to define the architecture for a platform making massive volumes of human feedback actionable? We are looking for a Founding Engineer to work directly with a mathematician CTO at a well-funded AI startup. You'll build the critical APIs and data models that turn messy human data into trustworthy insights for enterprise clients. If you have experience with FastAPI, ML pipelines, and scaling early-stage systems, this is your chance to shape a product from the ground up. Join a high-caliber team where your work directly impacts product transparency and reproducibility in the age of AI.
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Location
London, United Kingdom
Compensation
Not Disclosed
Company
Confidential company
Role overview
About the company
Fast-growing AI data platform
What you will do
- Design and scale robust systems that ingest and serve insights from massive datasets of human feedback.
- Collaborate with the CTO to define core architecture, data models, and production-ready ML patterns.
- Develop and evolve the core stack using Next.js, FastAPI, and AWS to ensure high performance and auditability.
Who this is a fit for
- Strong proficiency in Python, ML frameworks, data pipelines, and building scalable production APIs.
- Proven ability to transform early-stage prototypes into testable, reproducible modules ready for enterprise-grade production.
- Passionate about data transparency and experience working within early-stage startup environments or complex machine learning systems.
Why this role is remarkable
- Shape the technical foundation of a high-impact platform from the ground up as a founding team member.
- Join a well-funded startup backed by top-tier VCs and led by experts in mathematics and complex data systems.
- Tackle the unique challenge of making unstructured human data trustworthy and reproducible at scale for global enterprises.
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.
Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.
Meet Jack
What happens next?
Jack’s an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack’s network.
If your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.