Senior T-Shaped Product Engineer (Backend-Focused) - AI/Business Registry Systems

kernel • United Kingdom

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AI Summary

Build scalable backend systems and product features for Kernel’s AI-driven business registry platform, enabling agents to trust and act on reliable business identity data. Own end-to-end projects, collaborate cross-functionally, and scale infrastructure as the company grows from $3M to $30M ARR. Requires 6+ years of production engineering experience with backend expertise, LLM familiarity, and autonomy in a fast-paced startup environment.

Key Highlights

Build and scale production-grade backend systems for Kernel’s business registry platform

Own end-to-end projects from ideation to deployment in a high-velocity, high-trust environment

Collaborate with product, design, and engineering teams to deliver AI-driven workflows for agents

Familiarity with LLM application development (RAG, prompt engineering) is required or demonstrated via projects

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Key Responsibilities

Design and develop product features that directly impact user workflows for business identity verification and agent automation

Collaborate with design, product, and engineering teams to deliver exceptional user experiences for AI-driven workflows

Write and maintain clean, reliable, and scalable code across the backend stack (NodeJS, TypeScript, Postgres)

Ensure performance and reliability for large-scale data operations and integrations with CRMs/third-party APIs

Automate workflows to improve developer velocity and reduce manual work

Participate in roadmap discussions and provide technical insights to shape product and infrastructure decisions

Technical Skills Required

TypeScript Backend Engineering (NodeJS, Postgres) Distributed Systems

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Benefits & Perks

£110,000 – £150,000 annual salary + equity

24 days holiday per year + bank holidays

£450 monthly office dinner allowance

2 weeks work-from-anywhere per year

Generous parental leave policy

Pension plan

Top-spec equipment and central London office

Team events and dinners

Visa sponsorship for exceptional candidates

Relocation support for those moving to London

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Nice to Have

Experience working on AI-driven or data-heavy products

Frontend experience (NextJS, React, TypeScript)

Understanding of CRM data models or workflow automation

Kubernetes or distributed systems expertise

Job Description

Agents are starting to sell, buy and operate on behalf of companies. But before an agent can close a deal, qualify an account, route a lead or assess risk, it has to answer a basic question: which company is this?

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