Product Management Intern (Software Engineering)

Join a team of brilliant, passionate innovators determined to transform healthcare. At BillionToOne, we've built a category-defining, publicly traded company on Nasdaq where transparency fuels trust, collaboration drives breakthroughs, and every contribution moves the needle on our mission to make life-changing diagnostics accessible to all. We don't just aim for incremental improvements; we build products that are 10x better than anything that exists today.

Our scientists, engineers, sales executives, and visionaries are united by an unwavering commitment to changing the standard of care in prenatal and cancer diagnostics. This is where cutting-edge science meets human compassion, and every innovation you contribute helps remove the fear of the unknown from some of life's most critical medical moments.

If you're driven by purpose, energized by innovation, and ready to help shape the future of precision medicine at scale, this is where you belong.

BillionToOne is seeking a Product Management Intern (Software Engineering) to to support objectives in the oncology product portfolio (Northstar Select and Response). This person will work to define user requirements and pain points, develop a product roadmap, and execute a successful launch. The ideal candidate will be independent, metrics-driven, and comfortable interfacing with a diverse group of stakeholders.

• →Product strategy and planning: Collaborate cross-functionally to develop product strategy, define success criteria, and create roadmaps.
• →Data analysis: Conduct data analysis to inform a product roadmap and provide strategic recommendations.
• →Project management and execution: Deliver quality products through scope definition, agile project management, and effective stakeholder communication.
• →Communication and documentation: Create detailed specifications for the project team and develop clear business and technical documentation to support project efforts. Foster relationships across multiple teams, manage expectations, and communicate upwards.
• →Collaboration with internal stakeholders: Closely collaborate with internal teams (including Client Services, Sales, Genetic Counseling, Software Engineering, and Lab personnel) to understand user requirements and facilitate project communication.

• Currently pursuing a Master’s degree, ideally in business administration, biological sciences, engineering, or other related field
• Experience in biotechnology or healthcare industry preferred
• Command of product principles, techniques, and best practices
• Solid analytical skills to interpret internal data and leverage external data sources 
• Comfortable working with highly technical teams, including software engineers, bioinformaticians, and data scientists
• Excellent communication (verbal and written) and interpersonal skills, with the ability to collaborate effectively across teams and communicate complex concepts to stakeholders
• Ability to adapt to an ambiguous and evolving internal and external environment

Unity Complete™ is the only non-invasive prenatal screen capable of assessing fetal risk for both common recessive conditions and aneuploidies from a single maternal blood sample. Our Northstar® liquid biopsy test uniquely combines treatment selection with real-time monitoring, giving oncologists unprecedented precision in cancer care.

From $0 to $150M+ in Annual Recurring Revenue in just five years. In 2025, we completed one of the most successful IPOs for a medical diagnostics company, building on nearly $400M in private funding,including our $130M Series D in 2024 and backed by world-class investors including Hummingbird, Adams Street Partners, Neuberger Berman, Baillie Gifford, and Premji Invest.

Forbes named us one of America's Best Startup Employers for 2025 and we're Great Place to Work certified, with 100% of our people willing to go the extra mile, even as we've scaled to over 700 employees.

Headquartered in Menlo Park with facilities in Union City, CA, and a new lab opening in Austin, TX in 2027, we're continuing to push the boundaries of what's possible in molecular diagnostics. We're just getting started.

Ready to help us change the world, one molecule at a time? Learn more at billiontoone.com