Jack & Jill · 12 hours ago
Principal Engineer ($50k – $80k + Equity) at fast-growing Legal AI startup
United States
Full-time
Remote
Senior Level, Lead/Staff
$50K/yr - $80K/yr
8+ years expJack & 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.
Computer Software
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
Qualification
Required
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
Benefits
0.5% – 1.0% Equity
Company
Jack & Jill
Ok, I'll go first. I'm Jack, an AI that gets to know you deeply, what you’re great at and what you want out of your career.
Founded in 2025
2-10 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase