Worked on the jmix-framework/jmix repository to enhance backend reliability by addressing a bug in the soft-delete configuration path for EclipseLink. Focused on improving error reporting, the developer corrected an exception message to accurately display the relevant application property, reducing confusion during troubleshooting and aligning with product stability goals. The work involved deep familiarity with Java and framework development, ensuring that configuration properties are surfaced clearly in exceptions. By prioritizing clarity in error messages, the developer contributed to more efficient debugging and maintenance processes. The contribution reflects a methodical approach to backend development, emphasizing precision and maintainability in Java-based systems.