Patrice Vignola enhanced token handling in the microsoft/onnxruntime-genai repository by refactoring the phi3-qa.py script, improving the robustness and reliability of AI model generation workflows. Using Python and leveraging skills in code refactoring and debugging, Patrice addressed a critical bug that previously affected token processing, resulting in more stable downstream generation tasks and easier future maintenance. In the facebookresearch/xformers repository, Patrice stabilized the memory-efficient attention test suite by making test generation deterministic and preventing variable overrides, which improved CI reliability and enabled safer refactoring. The work demonstrated depth in Python scripting, testing, and AI model infrastructure improvements.