Worked on the apache/avro repository to enhance code quality and test reliability within the Java codebase. Focused on maintainability, the developer applied Spotless-based code formatting to GenericDatumReader.java and TestSchemaCompatibilityEnumDefaults.java, ensuring consistent style without altering functionality. Addressed a testing infrastructure issue by resolving AVRO-3230, explicitly configuring the test suite to exercise both fast and standard readers for schema compatibility. This approach improved CI stability and reduced the risk of drift between reader implementations. Demonstrated skills in Java development, code formatting, and testing, contributing to a more robust and maintainable Avro project during the month of May 2025.