FirstPrinciples Research Fellow
Quick Summary
Improve Theo’s ability to produce scientifically sound, high-quality outputs in 2026; Introduce new ideas, methods,
FirstPrinciples is a non-profit organization building an autonomous AI Physicist to understand the nature of reality: the underlying structure, governing principles, and fundamental laws of our universe. We're developing an intelligent system that can explore theoretical frameworks, reason across disciplines, and generate novel insights to tackle the deepest unsolved problems in physics. By combining AI, symbolic reasoning, and autonomous research capabilities, we're developing a platform that goes beyond analyzing existing knowledge to actively contribute to physics research. Our goal is to accelerate progress on the questions that have captivated humanity for centuries.
We operate as a global nonprofit organization, with a Canadian foundation, a US-based 501(c)(3).
As part of this effort, we are launching a Research Fellowship Program for advanced AI and physics researchers. Fellows will work directly with the FirstPrinciples Research and Engineering teams to design, test, and implement state-of-the-art (SOTA) methods and applications that will be integrated into the core AI Physicist system. This is not a paper-only fellowship and your work will go straight into production, helping shape how scientific research is performed.
Responsibilities
~1 min read- Can operate independently and own a problem end-to-end.
- Are motivated by ambitious, long-horizon goals.
- Have strong builder instincts, not just theory.
- Value rigor, clarity, and intellectual honesty.
- Are comfortable engaging with exploratory, incomplete results.
Typical profiles include:
- PhD or postdoctoral researchers in Computer Science, Machine Learning, Theoretical Physics, or a closely related field.
- Track record of research in either:
- model architectures, representation learning, or reasoning systems (CS/ML path); or
- mathematical, physical, or formal reasoning applied to fundamental problems (physics path).
- Demonstrated ability to translate abstract theory into testable computational systems.
- Comfortable working across disciplinary boundaries.
Program Structure
- 6-12 month engagement with full-time or equivalent commitment
- Fully remote
- Fellows participate in projects and are expected to produce outputs (code, models, and other deliverables)
- Fixed stipend for the full term
How to Express Interest:
If this resonates, we welcome an expression of interest, including:
- Resume;
- Description of your research background;
- Primary areas of expertise; and
- Relevant recent work.
Join us at FirstPrinciples and be a part of a transformative journey where science drives progress and unlocks the potential of humanity.
Listing Details
- Posted
- February 20, 2026
- First seen
- March 26, 2026
- Last seen
- April 16, 2026
Posting Health
- Days active
- 21
- Repost count
- 0
- Trust Level
- 29%
- Scored at
- April 16, 2026
Signal breakdown

FirstPrinciples is a non-profit foundation established in 2024 to advance our understanding of the universe's fundamental science and marry this knowledge with innovative technologies for the betterment of humanity.
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