Worked on enhancing data reliability and integrity in the red-hat-data-services/feast repository by implementing a resilience-focused improvement for DynamoDB data retrieval in the Online Store feature. Leveraged Go and backend development skills to introduce exponential backoff with jitter and configurable retry logic, ensuring robust handling of unprocessed keys and improved imputation of missing feature data. Additionally, contributed to the opendatahub-io/feast repository by stabilizing join logic through validation of entity join keys, preventing runtime panics and reducing production risk. Demonstrated expertise in API integration, distributed systems, and error handling, delivering targeted solutions that strengthened backend data workflows and system stability.