Back End Developer

We’re building LLM-powered workflow tools to support investment research for private market investors, used by leading private equity and consulting firms globally. The company is profitable, bootstrapped, and growing quickly, with a team of 30+ across London, NYC, and Sydney.

The Role

This is a high-ownership backend engineering role focused on building and scaling systems that power an AI-driven research platform.

You’ll work across backend systems, data pipelines, integrations, and internal infrastructure — partnering closely with product, commercial, and operations teams to automate workflows and improve decision‑making.

What You’ll Do

Design and scale backend systems supporting LLM workflows, vector search, and orchestration

Build data pipelines and internal platforms integrating product, CRM, and financial systems

Develop automation and internal tooling to improve company efficiency

Own systems end-to-end — from architecture to production

Contribute to engineering culture and technical direction

Example Projects

Customer Health System: unify product usage, CRM, and feedback into actionable insights

User Feedback Pipeline: process calls with LLMs to extract themes and product insights

Billing Infrastructure: build systems for complex B2B pricing and automated invoicing

Internal Data Platform: create reliable pipelines and APIs for reporting and operations

About You

Based in London (or willing to relocate)

Experience owning backend systems end-to-end

Strong in Python or TypeScript

Strong PostgreSQL and familiarity with modern data platforms (Snowflake, BigQuery, etc.)

Comfortable working in fast-moving startup environments

Enjoy translating business problems into scalable technical systems

Nice to Have

Experience with AI/LLM workflows or internal platforms

Private health insurance

Dinner when working late

Team off-sites

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