> Markdown version of [/jobs/ext/4619159-founding-software-engineer](https://www.wearedevelopers.com/jobs/ext/4619159-founding-software-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 Software Engineer - **Company:** True - **Location:** San Francisco, CA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Corona (Software Development Kit), Python (Programming Language), TypeScript, ReactJS, Large Language Models, Backend - **Published:** November 7, 2026 - **Apply:** https://www.juju.com/job/28_25303_0f64a6cfb5f5016dca5250d1628fdb5f ## About the Role * Two to eight years of full-stack software engineering experience. * Backend or full-stack product engineering experience, including shipping products end to end. * Experience with B2B products and modern software development; Python, TypeScript, React, and LLM or AI systems experience are relevant. * Background working with enterprise customers or solving complex data problems is valuable. * Interest in early-stage product development and helping shape a product from the ground up. ## Description Join an early-stage team building AI-powered software to help large organizations manage enterprise spending and supplier agreements. As a founding engineer, you will shape the product and technical direction while delivering practical solutions to complex data challenges., * Develop systems that compare negotiated supplier terms with purchasing and invoice data at scale. * Make product and technical decisions that guide the engineering roadmap. * Work directly with enterprise customers to understand their needs and deliver solutions. * Contribute to AI and LLM systems that identify discrepancies and improve customer savings.