> Markdown version of [/jobs/ext/4661924-founding-ai-engineer](https://www.wearedevelopers.com/jobs/ext/4661924-founding-ai-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Founding AI Engineer

- **Company:** FALCONER INC.
- **Location:** San Francisco, CA, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, Software Code Optimization, Databases, Web Development, Graph Database, Python (Programming Language), Machine Learning, Node.Js, NoSQL, SQL Databases, Web Services, Retrieval-Augmented Generation, Large Language Models, Prompt Engineering, Llamaindex, Backend, Agentic-AI, Information Technology, Data Pipelines
- **Published:** November 10, 2026
- **Apply:** https://www.careerbuilder.com/job-details/founding-ai-engineer-san-francisco-ca--897f6f7b-d5cd-4fa4-80ef-b577a77cfcdf

## About the Role

Artificial Intelligence (AI), Artificial Intelligence (AI), Artificial Intelligence (AI) Agents, Product Development, Product Lifecycle, Application Programming Interface (API), Systems Maintenance, Best Practices, Emerging Technology, Web Programming, * Advanced degree in Machine Learning, Computer Science, Data Science, Engineering, or equivalent work experience

 * Minimum of 2 years of professional experience in developing ML data pipelines
 * Experience with text embeddings, RAG systems, and similarity search
 * Familiar with Entity and Relationship recognition models
 * Skilled at prompt engineering
 * Ability to implement backend systems in Python and/or Node.js
 * You can evaluate tradeoffs and propose the most appropriate storage solution (SQL, NoSQL, Vector DBs, Graph databases)
 * You enjoy hard problems and open-ended assignments
 * You use data to make decisions, and experiment your way around hard problems

Bonus points:

 * You've developed products with LLMs before (extra if you've already built your own agents)
 * You have fine-tuned foundational models to tailor responses to specific data use cases
 * You have experience with LlamaIndex and Memgraph to produce knowledge graphs

## Description

At Falconer, we're transforming how engineers create, access, and share knowledge with each other and their AI agents. We're looking for a Founding AI Engineer to help us build an AI-powered knowledge platform that companies love.

As a founding engineer, you'll have a major impact on our product development, technical direction, and culture., * Participate in the entire product development lifecycle, including architecture, coding, testing, and deploying

 * Research and apply best practices in terms of Knowledge Graph, embeddings, vector and graph RAG search, fine-tuning, and model optimization
 * Develop and maintain backend systems including API services, databases, and server-side logic
 * Optimize tech stack and applications for maximum precision and speed
 * Write clean, efficient, and well-documented code, following industry best practices-the Falconer platform will help you!
 * Stay updated with emerging technologies in web development and make recommendations for adopting new tools and practices