2 checkpoint jobs in London, United Kingdom.

... research-level physics challenges end-to-end with verifiable derivations, Python code, and peer-reviewed references. - Decompose challenges into standalone checkpoint sub-problems requiring genuine physical reasoning. - Author Python answer templates with auto-grading functions for symbolic or numerical answers. - Audit ...

... and versioning. - Conceptual understanding of ML fundamentals — what training data is, the difference between training and inference, what a model version/checkpoint represents, and why model validation is probabilistic rather than pass/fail. - Experience with CI/CD pipelines and automation tools (e.g. GitHub, Buildkite, ...