Senior AI Product Engineer

📋 Description

• Design and build agentic workflows and AI-powered features that power Elliptic's copilot, using LLM
• Lead the design of agents, tool integrations, and retrieval pipelines that turn complex blockchain
• Build and own evaluation frameworks that measure and improve the quality, reliability, and latency
• Design and build the backend services, APIs, and event-driven systems that support these features
• Drive technical design reviews and architecture decisions for AI workstreams.
• Mentor and coach more junior engineers through pair programming, code review, and design feedback.

🎯 Requirements

• 5-8+ years of software engineering experience, with at least 1-2 years of meaningful production
• Direct experience with LLM frameworks such as LangChain, LangGraph, or similar.
• Hands-on experience building agentic systems: tool use, multi-step reasoning, planning, memory, and
• Practical understanding of prompt engineering, structured outputs, context management, and managing
• Experience building and running evaluations for LLM outputs (eval sets, LLM-as-judge, regression
• Strong backend skills in TypeScript / Node.js, with solid API design.

🎁 Benefits

• Hybrid working and the option to work from almost anywhere for up to 90 days per year
• £500 Remote working budget to set up your home office space
• $1,000 Learning & Development budget to use on anything (agreed with your manager) that
• Holidays: 25 days of annual leave + bank holidays
• An extra day for your birthday
• Enhanced parental leave: we provide eligible employees, regardless of gender or whether they become