Jaskaran Singh contributed to the HabanaAI/optimum-habana-fork repository by enhancing build automation and test reliability over a two-month period. He implemented a Makefile update that captures and aggregates exit statuses from individual test commands, providing granular feedback on failures and improving CI triage. Using Makefile and shell scripting, he ensured these changes integrated smoothly with existing test suites, preserving compatibility while increasing observability. Additionally, he enabled PT_HPU_LAZY_MODE by default in the build process, reducing manual configuration and aligning with future optimization plans. His work demonstrated practical application of build systems, environment variable management, and collaborative Git-based workflows.