Applied AI Engineer at Well-funded AI infrastructure startup

Jack & Jill/External ATS • San Francisco, CA

3d • Onsite

About The Position

As an Applied AI Engineer, you will own the 0→1 journey by turning vague customer use cases into working proofs-of-concept. You will aggressively experiment with memory retrieval, build rapid full-stack prototypes, and partner with Research to implement cutting-edge techniques. This role is critical for showcasing how AI agents can leverage long-term memory effectively.

Requirements

• Full-stack fluency with Next.js/React and Python (FastAPI/Django) for rapid prototyping and deployment
• Hands-on experience with the LLM/RAG stack, including vector databases, retrieval strategies, and prompt engineering
• Proven track record of moving from idea to demo in days while maintaining high craftsmanship standards

Responsibilities

• Build end-to-end proofs-of-concept (UI + APIs + data) that integrate AI memory into customer flows
• Experiment with embeddings, indexing, and hybrid search to optimize task-level quality and latency
• Collaborate with Research and Backend teams to prototype and hand off winning AI models and documentation

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed