Lakshmi Peri, a Senior Specialist Solution Architect at AWS, dives into the world of in-memory database solutions. She shares the evolution of ElastiCache and introduces the innovative Valkey and MemoryDB. The discussion highlights strategies for optimizing performance and reducing latency. Lakshmi explains how these technologies enhance applications through real-time data caching, tailored solutions, and efficient geospatial data management. She also compares in-memory databases to traditional ones, making the case for their crucial role in modern development.