Worked on the revisit-studies/study repository to enhance the reliability of real-time data processing within the StorageEngine component. Focused on backend development using TypeScript, the developer addressed a critical bug that previously allowed out-of-order or partially persisted records during live updates. By implementing a targeted, low-risk fix, they ensured that real-time data for the current participant is fully processed before being persisted to storage, thereby safeguarding data integrity. Their approach involved a single, well-scoped change that improved the consistency of data storage operations. This work demonstrated attention to detail in backend systems and a strong understanding of data storage challenges.