Suraj Malhotra worked on modernizing the Fuchsia API integration within the dart-lang/sdk repository, focusing on migrating the thread interrupter from the deprecated zx_task_suspend_token to the current zx_task_suspend syscall. Using C++ and leveraging his expertise in API migration and system programming, he ensured the updated implementation aligned with Fuchsia’s evolving interfaces. Suraj validated the migration by maintaining a successful build, confirming compatibility and preventing regressions. This work addressed forward compatibility concerns by removing reliance on deprecated syscalls, thereby reducing future maintenance risks. The depth of the migration reflects careful attention to system-level details and long-term codebase stability.