Worked on the JuliaBUGS.jl repository to address a critical serialization issue in the BUGSModel architecture. Focused on correcting the deserialization order to ensure accurate round-trip serialization, this work improved data integrity and reduced production risk. The approach involved refining and stabilizing automated serialization tests, which now verify that data remains consistent after serialization and deserialization. Leveraged Julia for both the core bug fix and the development of robust testing procedures, and managed version control updates to reflect the enhanced stability. This contribution strengthened the foundation for future changes by prioritizing reliability and maintainability in the project’s serialization workflow.