Job Description
THE ROLE (BACKEND / AI SYSTEMS ENGINEER) You’ll build the backend systems that power Spellbook’s product experiences, including both traditional software services and AI-driven workflows. This is a hands‑on, high‑ownership role for an engineer who cares about product outcomes and understands what requires scale vs what does not, and can turn ambiguity into robust systems that lawyers trust.
THE TECH STACK Node.js, TypeScript, Express, tRPC, MongoDB, Docker, AWS, CDK, LLM providers (OpenAI, Anthropic, and others)
RESPONSIBILITIES
Build and scale backend systems that support core product functionality across Spellbook (Reviews, Chat, Library, and more).
Design low‑latency, high‑reliability search, inference, and orchestration layers for AI features.
Build and operate RAG retrieval at scale with production‑grade performance optimization and permissions‑correct data isolation.
Own core platform concerns for AI: rate limiting, retries, c...
THE TECH STACK Node.js, TypeScript, Express, tRPC, MongoDB, Docker, AWS, CDK, LLM providers (OpenAI, Anthropic, and others)
RESPONSIBILITIES
Build and scale backend systems that support core product functionality across Spellbook (Reviews, Chat, Library, and more).
Design low‑latency, high‑reliability search, inference, and orchestration layers for AI features.
Build and operate RAG retrieval at scale with production‑grade performance optimization and permissions‑correct data isolation.
Own core platform concerns for AI: rate limiting, retries, c...
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