Principal Engineer ($50k – $80k + Equity) at fast-growing Legal AI startup

Jack & Jill is a fast-growing Legal AI startup, and they are seeking a hands-on Principal Engineer to lead the development of a production-ready AI platform for venture capital legal workflows. The role involves orchestrating multiple LLM providers and building complex document processing pipelines to automate high-stakes legal tasks.

Responsibilities:

• Design and ship full-stack features using TypeScript, Node.js, and React while integrating cutting-edge LLMs like GPT-4 and Claude
• Build robust pipelines for parsing and generating legal documents (PDF/DOCX) with a focus on accuracy and enterprise-grade security
• Set architectural standards and lead technical decisions to ensure systems remain simple, scalable, and observable during rapid growth

Requirements:

• Over 8 years of professional experience with a strong background in TypeScript, Node.js, and modern React environments
• Demonstrates a true full-stack mindset with the ability to handle everything from database schema design to complex UI composition
• Possesses practical experience with AI integrations and document processing, thriving in early-stage, fast-moving environments