Delivered three core initiatives in August 2025: (1) Lab 4 codebase migration and deprecation, removing legacy paths and redirecting users to src/lab4 for the latest baseline; (2) Lab 4 Online Judge (OJ) release with comprehensive FAQs and troubleshooting guidance covering ITAC, VTune, OpenMP, plus build/run scripts updated to use cluster Spack; (3) HPC101 Solver Challenge documentation enhancements with clear MPI Init/Finalize restrictions and VTune tips; and (4) targeted README improvements for Lab 4 to reflect updated workflow. Impact: reduces onboarding time and support load by clarifying where to find code, standardizes deployment and testing across environments, and improves students' debugging effectiveness with actionable VTune and OpenMP guidance. Technologies demonstrated: Git-driven migration and deprecation strategy, OJ release workflow, MPI/OpenMP documentation, VTune guidance, Spack-based build configuration, and documentation best practices.

Concise monthly summary for 2025-07 focusing on ZJUSCT/HPC101 developer work (Lab-driven HPC education and optimization).

June 2025 monthly summary for ZJUSCT/HPC101 focusing on documentation improvements to cluster guide and lab schedule, delivering improved setup instructions (MobaXterm, SSH key login, SSH configuration, and X11 forwarding), and updated lab timeline with start/end dates and provisional-schedule warnings. These changes enhance onboarding, reduce support load, and improve lab planning for users.

May 2025 monthly summary for ZJUSCT/HPC101 focusing on delivering student-ready HPC101 capabilities and improved learning materials. Key work included introducing an in-browser Linux VM for Lab 0 with SSH key guidance, and a comprehensive documentation overhaul consolidating HPC labs and courses, including Lab 1 MiniCluster docs, mini-cluster building guidance, and error-message troubleshooting. These efforts improved onboarding speed, security posture, and student support.

February 2025 performance summary: Focused on improving package reliability and maintainability in Saghen/nixpkgs by removing an unused libcurl dependency from Feishu package configuration, cleaning build inputs, and removing a symbolic link to a bundled libcurl. The changes simplify the package, reduce potential build issues, and lay groundwork for smoother future maintenance and reproducible builds.