Staff Software Engineer (AI)

$220,000 – $280,000 base + strong equity

Remote (US) or San Francisco preferred

We're partnering with a mission-led SaaS startup that is redefining how the audit and advisory world works, using applied AI to modernize one of the most manual, overlooked industries.

This Series B company, with a Series C on the horizon, is backed by world-class investors and undergoing a full-stack rebuild. AI copilots and intelligent automation are already in flight, with strong executive alignment and a mandate to transform legacy workflows into intuitive, intelligent systems.

About the Role

As a Staff Software Engineer (AI), you will play a lead role in building the infrastructure and user-facing systems that power intelligent professional tools. From backend orchestration to frontend delivery, you’ll help ship AI-first features to production, scale internal platforms, and set technical direction. This is a hands-on, high-impact role at the intersection of AI product development and robust software engineering.

What You’ll Do

Build full-stack systems that integrate applied LLM features into core product experiences
Design and scale backend services for RAG pipelines, vector search, and AI orchestration
Develop intuitive frontend interfaces for AI copilots using modern React patterns
Lead architecture and implementation of AI-powered workflows across teams
Strengthen internal tooling for prompt iteration, evaluation, and observability
Collaborate closely with product, design, and ML teams to bring features to life
Mentor engineers and influence engineering best practices across the org

What You’ll Bring

Deep experience with TypeScript, React, Node.js, and AWS
Strong software engineering fundamentals and backend design skills
Experience integrating LLMs or building AI-powered features
Familiarity with RAG, vector databases, and prompt engineering
Track record of taking complex systems from concept to production
Bonus: experience with evaluation frameworks, observability, or ML infra

Tech Stack

TypeScript (React, Node.js)
AWS (Lambda, ECS, S3, etc.)
Open-source LLM frameworks and orchestration tooling
CI/CD, observability, and cloud-native infrastructure

Why Join?

High ownership, lead end-to-end systems from infra to UI
AI-first mission, reshape a legacy industry with modern tools
Engineering rebuild, build greenfield systems on a clean, modern stack
Strong culture, smart and humble teammates who move fast
Remote-friendly, flexible setup with an SF office option

About People In AI

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Staff Software Engineer (AI)