During October 2024, Rodrigo Rueda focused on enhancing the micronaut-serialization repository by addressing a critical bug in BSON number handling. He improved the serialization and deserialization logic to preserve correct number types, ensuring accurate data interchange between BSON and JSON formats. Working primarily in Java and Groovy, Rodrigo refined fallback deserialization for custom number implementations and corrected an element index increment issue during BigInteger serialization. His targeted changes increased the robustness and reliability of number handling, resulting in byte-for-byte compatible serialization across formats. This work deepened the module’s stability, supporting downstream services that rely on precise number serialization and testing.