CareerPlan

Senior Software Engineer, Backend

San FranciscoFull-time$235k–$305k2026-11-08
On-site · United StatesVisa sponsorship offered

Core

Building backend systems that process and analyze millions of contracts reliably, orchestrate LLMs and data extraction pipelines at scale, and create accurate search and retrieval systems for legal documents.

Role type

Senior Backend Engineer (AI/LLM infrastructure)

Builds

Scalable backend systems for AI-powered contract analysis and legal document processing

Domain

LegalTech + Large Language Models (LLMs)

Deliverable

production ML models

Required skills

Backend engineering, LLM orchestration, data extraction, clustering algorithms, search and retrieval systems, system design at scale

Preferred skills

Startup environment experience, resourcefulness, urgency

Technologies

LLMs, RAG, clustering algorithms, search/retrieval systems

Responsibilities

Designing pipelines that orchestrate LLMs, data extraction, and clustering algorithms at scale; Creating the most accurate search and retrieval systems on the market; Building systems that process and analyze millions of contracts reliably; Collaborating with lawyers and product to build new features as LLMs evolve

Seniority

Senior, hands-on IC