Leon Fedden is a Chief Technology Officer and AI leader with a decade of experience building energy-efficient, explainable models and production-ready ML systems. Currently leading Literal Labs, he focuses on novel AI approaches that are faster and far more energy efficient than conventional neural networks, applying research-led engineering to real-world products. Previously he led deep learning platform efforts at AstraZeneca, translating models into measurable impact for oncology and biopharma R&D. A hands-on builder and open-source contributor, Leon has shipped backend tooling (including contributions to the popular supabase-py client) and created an open Texas Hold'em AI, demonstrating both systems and research fluency. He brings full-stack experience across Python, C++, Swift and webGL, and a track record of deploying models on constrained devices—an unusual blend of lab-grade research and production pragmatism. Based in London, he also mentors STEM access initiatives and designs curricula to broaden participation in AI.
10 years of coding experience
5 years of employment as a software developer
Master's degree, Master's degree at Goldsmiths, University of London
Contributions:2 releases, 465 commits, 109 PRs in 6 months
Contributions summary:Leon contributed to the game and AI stubs by adding game code and AI stubs. These changes included the implementation of classes such as `PokerGameState` and `PokerHand`, along with associated actions and player classes. The user is likely involved in designing the core game logic and structure for an open-source Texas Hold'em AI, focusing on functionality related to the game mechanics and integration with AI components.
Python Client for Supabase. Query Postgres from Flask, Django, FastAPI. Python user authentication, security policies, edge functions, file storage, and realtime data streaming. Good first issue.
Role in this project:
Back-end Developer
Contributions:1 release, 7 reviews, 46 commits in 6 months
Contributions summary:Leon contributed to the development of a Python client for interacting with Supabase. Their work involved setting up the project structure with `setup.py` for installation, and adding a version identifier. They modified the client code, changing imports, refactoring the code to use Python idioms, and added a shim. They also improved code documentation, added tests and updated the build configuration.
pythonsupabasepython-clientpocketbasepostgresql
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Leon Fedden - Chief Technology Officer at Literal Labs