During May 2025, Allen Gour focused on backend reliability improvements for the Shubhamsaboo/adk-python repository, specifically enhancing the InMemorySessionService. He addressed a bug in the get_session method, correcting the after_timestamp filtering logic to ensure events at or after the specified timestamp were properly included, which improved session data integrity. Allen implemented a comprehensive test suite in Python to cover various configurations, such as num_recent_events and after_timestamp combinations, strengthening regression protection. His work demonstrated depth in session management and backend development, resulting in more accurate analytics and robust session retrieval, with all changes thoroughly validated through targeted automated testing.