Hybrid Senior AI Engineer I — AI & Automation

BillionToOne; Menlo Park (CA); Hybride; USD 174 000 - 201 000; Plein temps

Avantages offerts par ce poste

Town Hall meetings

Free on-site lunches

EV charging on-site

Generous parental leave

401k match

Healthcare options

On-site gym

Résumé du poste

BillionToOne is seeking a Senior AI Engineer I in Menlo Park to design and implement AI and automation solutions across commercial, billing, and customer experience teams. This full-time senior role focuses on applying LLMs, AI, and automation to healthcare challenges, collaborating with Sales, Marketing, Revenue Operations, Billing, and IT.

You will join a new team, help shape vision and culture, and deliver scalable AI-driven solutions that improve efficiency and impact.

Qualifications

• 5+ years of experience in software engineering, data science, or ML engineering.
• Hands-on experience building applications with LLM APIs (OpenAI, Anthropic, etc.).
• Strong Python proficiency and comfort with SQL and relational databases.
• Experience deploying and maintaining production systems.
• Familiarity with AWS.
• Excellent communication skills and ability to translate business problems into technical solutions.
• Self-directed and comfortable with ambiguity in a 0-to-1 environment.

Responsabilités

• Build and deploy LLM-powered applications (retrieval systems, AI agents, workflow automation, vector storage) that integrate with internal systems and data sources.
• Partner with business stakeholders to identify automation opportunities, scope requirements, and define success metrics.
• Build lightweight data pipelines and analytics to support AI applications and measure their impact.
• Own projects end-to-end: from prototyping and iteration through production deployment and monitoring.
• Establish best practices for prompt engineering, evaluation, and responsible AI use as the team scales.
• Develop and lead internal training sessions on LLM fundamentals, prompt engineering, and AI-assisted development tools.

Connaissances

LLM APIs

Python

SQL

Production systems

AWS

Communication

Ambiguity tolerance

OpenAI API usage

Anthropic API

Outils

OpenAI API usage

Anthropic API

Description du poste

BillionToOne is seeking a Senior AI Engineer I in Menlo Park to design and implement AI and automation solutions across commercial, billing, and customer experience teams. This full-time senior role focuses on applying LLMs, AI, and automation to healthcare challenges, collaborating with Sales, Marketing, Revenue Operations, Billing, and IT.

You will join a new team, help shape vision and culture, and deliver scalable AI-driven solutions that improve efficiency and impact.