Jolyon Bloomfield
Member Of Technical Staff at Anthropic
Cambridge, Massachusetts, United States
Summary
👤
Senior🎓
Top SchoolJolyon Bloomfield is a software engineer and applied AI researcher with 11 years of experience bridging academic physics, education technology, and production ML systems. With a PhD in theoretical and mathematical physics and a background as an MIT lecturer and black-hole relativist, he brings rigorous research instincts to roles at Point72 and now Anthropic, turning complex models into practical solutions. He has hands-on backend experience contributing to the widely used Open edX platform—modifying core assessment logic and tests to improve learning workflows—and builds educator-facing tooling that marries pedagogy with reproducible code. Comfortable spanning research, teaching, and engineering, Jolyon is as likely to debug regrade logic in a LMS as to prototype AI-driven analytical models for finance, reflecting a rare blend of scientific depth and production engineering.
11 years of coding experience
6 years of employment as a software developer
Australian National UniversityDoctor of Philosophy - PhD Theoretical and Mathematical Physics, Doctor of Philosophy - PhD Theoretical and Mathematical Physics at Cornell University
Github Skills (6)
backend10
data-service10
python10
webservice10
django10
testing9
Programming languages (7)
Github contributions (5)
openedx/openedx-platform
May 2018 - May 2019
The Open edX LMS & Studio, powering education sites around the world!
Role in this project:
Back-end Developer
Back-end DeveloperContributions:16 commits, 35 PRs, 188 comments in 1 year
Contributions summary:Jolyon's commits primarily involve modifications to the Open edX platform's core components, focusing on the handling of student attempts, scores, and the display of solutions within the assessment system. They modified the `capa_base.py` file to control the display of answers under different conditions and updated test cases within the `test_capa_module.py` file to ensure correct behavior when attempts are reset or when problems are regraded. Furthermore, the user made updates to the progress page and migrating course action state.
lmsopenedxbackend-service
mitodl/mitx-grading-library
Aug 2017 - Dec 2022
The MITx Grading Library, a python grading library for edX
Contributions:9 releases, 19 reviews, 534 commits in 5 years 4 months
pythonedxgrading-library
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