During August 2025, Leo Jimenez enhanced the DefiLlama/defillama-app repository by optimizing Redis connection handling in the backend. He refactored the initialization flow using Node.js and TypeScript, introducing conditional imports so that ioredis is only loaded when a Redis URL is present. This approach reduced unnecessary resource usage and improved startup latency, particularly for Redis-enabled deployments. By removing redundant dynamic imports and clarifying the connection setup with short-circuit evaluation, Leo improved code maintainability and paved the way for future Redis-related enhancements. The work demonstrated a focused, well-scoped backend improvement leveraging Redis and modern TypeScript development practices.