Backend Architect for AI 0→1 Startup – Equity

Albert Bow; Greater London; On-site; GBP 110,000 - 160,000; Full time

Benefits offered by this job

Equity

Job summary

Albert Bow in Greater London is building a completely new product from zero to one. We’re looking for an engineer who thrives on ambiguity and can shape the architecture, taking ideas from concept to production while working directly with the CTO and founders.

You’ll own backend design, implement high-performance APIs, data pipelines, and AI agent workflows, and you’ll ship features to real users with equity and a fast-moving startup culture.

Qualifications

• Proven production experience with Python.
• Experience shipping 0→1 products or greenfield systems.
• Strong CS fundamentals and backend architecture skills.
• Experience with distributed systems and databases.
• Hands-on with LLMs, AI agents, or retrieval systems.

Responsibilities

• Architect and build the backend from the ground up.
• Take ideas from 0→1 through architecture, implementation, deployment and iteration.
• Build high-performance APIs, background workers, data pipelines and integrations.
• Design and ship AI agent workflows, including LLM orchestration.
• Solve latency, reliability, observability, cost and model performance.
• Work directly with the CTO and founders—no layers between you and decision-makers.
• Ship to real users, learn from what breaks and improve it.

Skills

Python

Distributed systems

Backend architecture

LLMs / AI agents

API design

Education

Computer Science degree

Tools

FastAPI

Django

PostgreSQL

AWS

Redis

Job description

Albert Bow in Greater London is building a completely new product from zero to one. We’re looking for an engineer who thrives on ambiguity and can shape the architecture, taking ideas from concept to production while working directly with the CTO and founders.

You’ll own backend design, implement high-performance APIs, data pipelines, and AI agent workflows, and you’ll ship features to real users with equity and a fast-moving startup culture.