Physics Expert (Mexico)
About the role
Opportunity Overview
Handshake is looking for experienced computational and theoretical physicists to support AI research through flexible, part-time contract work. This is not a traditional job - you'll draw on your hands-on experience in numerical simulation, scientific computing, or your physics subfield to evaluate AI-generated content and provide feedback that helps AI reason like a practicing physicist.
This is an ongoing, project-based opportunity you can take on alongside your current role.
What You'll Do
- Use your domain expertise to create expert-level physics problems and scenarios grounded in real simulation, modeling, and computational workflows
- Review and evaluate AI-generated responses for technical accuracy, numerical rigor, and alignment with how the work is actually done
- Provide structured written feedback to help improve AI model performance
- Complete tasks at your own pace with no set schedule or minimum hour requirement
Ideal candidates meet all three of the following
- Industry/research experience - first-author publications in a computational subfield or 2+ years of hands-on industry experience
- Degree - PhD in Physics, with a computational or theoretical focus
- Sub-domain depth - demonstrated expertise in one of the following areas: Numerical simulation, PDE/ODE solvers, and Monte Carlo methods
- HPC and scientific computing (NumPy/SciPy, C++/Fortran)
- A core subfield such as condensed matter, astrophysics, high-energy physics, or fluid dynamics
Candidates who meet at least 2 of the 3 qualifications above are also encouraged to apply.
Additional qualifications (not required, but strengthen your application)
- Proficiency running large-scale simulations on HPC clusters across multiple scientific computing environments
- Experience with lattice methods or other specialized techniques within your subfield
Required for all applicants
- Must have Mexican work authorization
- Strong written communication and attention to detail
- Ability to explain complex physics concepts clearly
- Ability to work independently in a remote, asynchronous environment
Where you can work
This role is 100% remote, for applicants located in Mexico.
From Handshake AI's job posting, checked Oct 18, 2026.
About Handshake AI
Degree-holding US trainers, with hourly contract roles on its live board.
How it pays: Weekly through Stripe (set up in Handshake AI): Handshake sends each Monday-to-Sunday week's pay to its pay partners by Wednesday afternoon; a W-9 or W-8BEN is required (Handshake AI support, read 2026-10-14).
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