About this role
Principal Demo Engineer at Fin. Location: London, England, United Kingdom. Role: owning platform, building features, designing trainings Requirements: 6+ years in customer-facing technical roles, hands-on AI/LLM experience (RAG, agents, evals), full-stack skills (TypeScript + Ruby/Go/Python), SDK/API integration experience, Claude Code or equivalent agentic tooling experience, strong communication and design sensibility. Category: Engineering Seniority: Senior Level Tools: TypeScript, Ruby, Go, Python, Claude Code, React Native, iOS, Android, RESTful APIs Commitment: Full Time Workplace: Hybrid Languages: English