Full Stack Engineer (Founding)

Overview

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Are you a Full-Stack Engineer who thrives on building things from scratch and wants to shape a new platform for agentic AI economics? Want to be engineer #3?

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About the Mission

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Build the go-to intelligence platform for tracking AI agent costs, margins, and predicting future burn. You\'ll architect, own, and deliver real-time data streaming, analytics, and powerful APIs for dashboards and integration — turning millions of metrics into actionable insights for the world\'s fastest-moving AI companies.

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What You’ll Build

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• High-throughput, low-latency event pipelines using modern streaming frameworks.
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• Scalable databases and attribution engines (Postgres, ClickHouse) for cost/revenue mapping.
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• APIs and dashboard integrations in TypeScript and Python.
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• Machine learning infrastructure for prediction and anomaly detection.
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• End-to-end reliability, observability, and cloud scalability (AWS, GCP, Docker, Kubernetes).
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The Opportunity

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• Full technical ownership — drive architecture, standards, and build at company-defining scale.
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• Work in a collaborative London HQ office (4 days/week) with two experienced founders and front-end leaning full-stack hire #1.
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Your Background

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• 3+ years building distributed, high-throughput backend and full stack systems.
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• Fluent in Python, TypeScript or Go; advanced API development (REST/GraphQL).
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• Strong knowledge of security and cloud infra; frontend experience (React) major plus.
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• Startup energy: curious, proactive, communicative.
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How to Apply

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with the subject “Found(er) Me.” Share why you\'re the builder for this, and show off the last thing you shipped at scale.

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Seniority level

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• Mid-Senior level
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Employment type

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• Full-time
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Job function

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• Engineering and Information Technology
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Industries

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• Staffing and Recruiting
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