Back-end Leaning AI Engineer

limitless is proudly partnered as a retained talent partner for a recently funded, aggressively scaling property management AI startup. They build conversational AI agents (voice, SMS, WhatsApp) that automate leasing, maintenance, and tenant communications for property managers all embedded into a leading platform. They have an immediate need for two contractors to join them on an initial 3 month contract with high likelihood of extensions. We’re looking for: 🔧 Back-end Leaning AI Engineer - £650 outside IR35 / remote, London • Strong Python + FastAPI (3+ yrs) • Built production LLM systems • Deep RAG + vector DB experience • API-first / event-driven architecture mindset • Has built systems, not just features Bonus: Voice AI, WhatsApp API, some frontend skills 🎨 Front-end Leaning AI Engineer - £650 Outside IR35 / remote, London • Strong TypeScript + React (3+ yrs) • Built LLM-powered apps / agentic UIs • Strong UX & product intuition • Comfortable with Python + FastAPI • Familiar with RAG / orchestration Bonus: Voice/messaging experience, UX background For both roles: ✔ Full-stack mindset ✔ Startup / small-team experience ✔ Self-starter, strong communicator ✔ Solid system design / infra thinking These are immediate requirements, interviews are being scheduled and they can onboard ASAP! Please get in touch, super cool business with the very best talented engineering first founders at the healm.