Worked on the AmadeusITGroup/otter repository to address a schema validation issue affecting localization workflows. Focused on improving the localization.metadata.schema.json file by removing an overly restrictive regular expression from the 'ref' property, which had previously blocked valid reference formats and posed a risk to downstream deployments. Utilized JSON and schema validation techniques to ensure that the schema now accepts a broader range of valid references, thereby enhancing data integrity and reducing the likelihood of localization errors. The work centered on bug resolution rather than feature development, demonstrating attention to detail and a methodical approach to maintaining robust data validation standards.