Hitesh Agarwal enhanced cross-network log retrieval robustness for the ponder-sh/ponder repository by implementing Avalanche-specific block range error handling using TypeScript. He extended the getLogsRetryHelper utility to parse Avalanche error messages and dynamically adjust retry logic, addressing network-specific failure modes. To ensure reliability, he introduced dedicated tests that validate block range limits and edge cases, focusing on backend development and error handling. These changes reduced monitoring gaps and improved analytics across blockchain networks. Hitesh’s work demonstrated depth in blockchain integration and testing, delivering a more resilient backend system that enables faster issue detection and smoother cross-chain data analysis.