Worked on the modrinth/code repository to resolve a critical startup bug affecting application reliability. Addressed a race condition between theme store and state initialization by enforcing a strict initialization order, ensuring the theme store setup always completes before state initialization begins. This approach eliminated nondeterministic startup errors and improved the onboarding experience for users. Collaborated closely with another developer to validate the solution and maintain code quality. Utilized Vue.js and JavaScript to implement deterministic sequencing in the front end, reducing incident risk and enhancing deployment stability. The work focused on robust bug resolution rather than new feature development during this period.