Worked on stabilizing database initialization and migration processes for the TampereHacklab/mulysa repository, focusing on backend development and database management using Python. Addressed a critical issue where premature database access could cause startup and migration failures, especially in fresh deployment environments. Implemented a robust startup sequence that ensures the database is fully ready before any access, thereby reducing deployment downtime and preventing errors during the first migration. This solution improved reliability across different environments and streamlined onboarding for new deployments. Demonstrated a methodical approach to reliability engineering, risk mitigation, and end-to-end validation of database migration workflows within the project.