Member of Product Staff

About FirstPrinciples

At FirstPrinciples, we're building Theo, the AI platform for R&D teams. By bringing together an organization's data, the world's research, and their choice of AI models and tools, we're creating a unified platform designed for verifiable scientific work.

We're a small, ambitious team at an early stage of growth, tackling complex technical challenges and building something with the potential to meaningfully change how R&D teams work.

We're looking for people who thrive in fast-paced environments, take ownership, adapt quickly, and aren't afraid to experiment. You'll have the opportunity to make a meaningful impact, work closely with talented people across disciplines, and help shape both our technology and the company as we grow.

Why This Role Exists:

FirstPrinciples is looking for a driven and experienced product manager to join our team. In this role, you will play a key, cross-functional role helping shape the vision, development, and growth of our products.

Building at the cutting-edge of AI and science, this role is a rare, rewarding opportunity to build for the unique and complex requirements of the spaces we operate in. The ideal candidate has a proven track record in product management who can combine strategic thinking with enough technical depth to guide our efforts and bring complex ideas to life.

What You’ll Do:

• Define, refine, and shape product capabilities across the Theo Platform products in alignment with FirstPrinciples’ mission.

• Plan, prioritize, and drive product development while balancing technical constraints, product requirements, and strategic objectives.

• Work closely with FirstPrinciples leadership to ensure the product vision addresses research challenges and supports scientific advancement.

• Work closely with technical & engineering teams to translate high-level research concepts into actionable technical specifications and user stories, managing the day-to-day backlog.

• Continuously improve and iterate your product portfolio, deeply owning the vision, strategy, and roadmap of your products.

• Maintain consistent communication across the organization to ensure transparency and alignment.

• Uphold operational excellence through documentation, cross-team alignment, and strong execution rituals.

Who You Are:

• 5+ years experience shipping products as a Product Manager at a technology company.

• Educational Background: Bachelor's degree in computer science, engineering, or related technical field; ensuring you can comfortably debate technical tradeoffs.

• Product Management: Deep understanding of modern product management craft and theory, as well as practical experience applying it.

• Organizational & Planning Skills: Demonstrated ability to plan product roadmaps, prioritize features, and manage releases.

• Technical Aptitude: Familiarity with software development processes, best practices, AI/ML concepts, and data infrastructure.

• Collaboration & Communication: Strong written and verbal communication skills, and comfort working in a fast-paced startup environment with a remote-first team.

• Bonus: Experience with foundational or frontier AI products, in physics and/or fundamental science topics, and in an early-stage startup environment.

What You’ll Get:

• The opportunity to work on foundational problems at the intersection of AI and physics

• A high-trust, low-bureaucracy environment with real ownership

• Remote-first work with flexibility in how you structure your day

• Exposure to cutting-edge ideas across AI, scientific discovery, and emerging technologies

• A culture that values curiosity, depth of thinking, and first-principles reasoning

• The chance to contribute to work aimed at advancing fundamental science