In April 2025, Maninder Nijjar focused on enhancing CI/CD automation for the tenstorrent/tt-metal repository by migrating C++ unit test workflows to a new beta CI infrastructure. He implemented a dedicated C++ unit test job that runs on pull requests, improving test isolation and accelerating developer feedback. Using C++, YAML, and GitHub Actions, Maninder consolidated test execution into a streamlined PR-facing workflow, which reduced flakiness and optimized resource usage. His work targeted infrastructure reliability and developer productivity rather than user-facing features, reflecting a deep focus on backend process improvements and continuous integration best practices over the course of the month.