Worked on enhancing the robustness of JSON path handling within the Kotlin/kotlinx.serialization repository, focusing on deserialization reliability for complex payloads. Addressed a core issue in the JsonPath resizing logic by ensuring proper initialization and copying of the indices array, which prevented misindexing during deep nesting scenarios. Supplemented this fix with comprehensive regression tests targeting malformed data in deeply nested structures, thereby increasing test coverage and reducing the likelihood of edge-case failures in production. Utilized Kotlin and applied skills in bug fixing, serialization, and testing to improve data integrity and runtime stability for JSON path-based deserialization workflows.