Worked on enhancing the segmentation module within the aeon-toolkit/aeon repository by introducing primitive type hints and improving overall code quality. Focused on Python development, the contributions included updating segmentation/_binseg.py to align with modern static type checking practices and applying linting and formatting corrections using tools like Black and flake8. Addressed doctest issues and incorporated pre-commit automation to ensure continuous integration stability. Collaborated closely with other contributors to resolve review feedback and maintain coding standards. The work emphasized maintainability and readability, leveraging skills in code quality improvement and static analysis to support long-term project sustainability and developer efficiency.