Senior Backend Engineer - AI Agents Platform

Join our AI Agents Platform team building the future of developer tooling. You'll create the infrastructure that powers AI-driven development across all of Lemonade's engineering teams.

We believe three things matter for every role at Lemonade: drive to push through challenges, efficiency that keeps standards high while moving fast, and adaptability that lets you pivot with data and AI insights. These aren't buzzwords, they're how we actually work.

Our AI-first approach isn't just a tagline either. We're building the future of insurance with AI at the center, and we need people who are genuinely excited to learn and grow alongside these tools.

IN THIS ROLE YOU'LL:

• Build platform tools and infrastructure for AI Agents that accelerate R&D delivery across the company

• Work with cutting-edge GenAI technologies including LLMs, AI Agents, and advanced prompt engineering

• Evaluate and experiment with new AI tools and technologies to assess their potential for company-wide adoption

• Design and implement systems that improve developer efficiency and experience through intelligent automation

• Collaborate cross-functionally with DevOps, senior technical leaders, and engineering managers on high-impact initiatives

• Create developer-facing tools and APIs that integrate seamlessly with modern development workflows

• Drive technical decisions for a platform that serves as the foundation for company-wide AI adoption

• Contribute to our mission of making insurance instant and delightful through AI-powered innovation

WHAT YOU'LL NEED:

• 5+ years backend development experience (TypeScript is an advantage)

• Deep passion for GenAI, LLMs, AI Agents, and the latest developments in AI tooling

• Hands-on experience with modern AI development tools like Cursor, Claude Code, and similar platforms

• Familiarity with AI concepts: RAG, embeddings, mixture-of-experts, prompt crafting, LLM context engineering

• Ready to work in an office environment most days of the week

• Infrastructure-oriented mindset with experience scaling backend systems