Worked on the ansys/pydpf-core repository to enhance DPF server error handling by extending the DPFServerException mechanism, enabling more accurate capture and storage of error notes. Focused on improving robustness and maintainability, the developer expanded test coverage for operator and workflow exceptions using Python and pytest, and updated the tox configuration to ensure comprehensive testing across multiple environments. These changes improved the reliability and observability of server error reporting, facilitating faster debugging and better CI/CD integration. The work demonstrated a strong grasp of error-handling patterns, software development best practices, and testing methodologies, with an emphasis on resilient server-side behavior.