During July 2025, JustinTong0323 focused on backend development and resource management within the sglang repository, addressing a critical issue in the disaggregation decode process. He fixed the inaccurate logging of pre-allocated token counts by introducing a new property in Python, ensuring precise reporting of resource usage. This refactor improved the observability of token utilization, supporting more accurate cost tracking and capacity planning. By enhancing the logging mechanism, Justin enabled the system to monitor pre-allocated tokens more reliably, which is essential for effective backend operations. His work demonstrated depth in logging and resource management, though it was limited to bug resolution.