Worked on stabilizing the login experience in the galaxyproject/galaxy repository by addressing a session expiration issue that caused infinite redirect loops in multi-timezone deployments. Focused on backend development using Python, the solution involved aligning session expiry checks with UTC time, ensuring consistency between GalaxyWebTransaction and the ORM timestamp source. This approach leveraged Python’s datetime handling and UTC-aware calculations to reduce user friction and improve reliability for administrators and users. The fix was implemented with minimal impact to existing code, demonstrating careful cross-module coordination and attention to timezone consistency, ultimately resulting in more predictable authentication behavior and higher system uptime.