Matterhaul
Founding AI Engineer, Early Career
$150K–$185K
San Francisco, CA (Onsite) · Entry level · Full-time · Posted Oct 29, 2026
- Experience
- ~2 years of post-grad engineering experience, or equivalent serious work during school; 12+ months building and running AI systems in production.
- Education
- Bachelor's or Master's from a top engineering program listed in the posting, or international equivalent.
About the job
Build and operate production AI agents and pipelines for supply-chain workflows, including retrieval, evaluations, document and voice processing, and observability.
What you'll do
- Own one or two AI agents end-to-end, improving prompts, tools, evaluations, observability, and reliability.
- Build evaluation sets and regression suites; tune retrieval and iterate on prompts and tools.
- Help own document and voice extraction pipelines, monitor model performance, and evaluate new models and techniques.
What they ask for
- Bachelor's or Master's from a listed top engineering program or international equivalent; strong computer science fundamentals.
- About 2 years of post-graduate engineering experience, or equivalent serious work during school; 12+ months building and running AI systems in production.
- Solid software engineering skills, including testing and debugging; proficiency in TypeScript or Python.
- Experience with at least one of Anthropic, OpenAI, or Google APIs, retrieval, and an agent loop.
Nice to have
- Open-source AI/ML contributions, published projects, or serious experience with evaluation frameworks.
- Research experience, fine-tuning/LoRA/distillation, or familiarity with advanced LLM techniques.
Pay
$150,000 – $185,000 (base salary)
Tools
Anthropic, OpenAI, Google, TypeScript, Python, LangChain, LlamaIndex, vLLM
AI focus
Production LLM agents and supply-chain AI workflows, with work on retrieval, evaluations, document and voice pipelines, and model monitoring.
Model-written summary · the original posting is authoritative