Raphael De Lio

Software Engineer | Developer Advocate | International Conference Speaker | Tech Content Creator | Working @ Redis

10 articles

Build semantic caching with Spring AI & Redis to cut LLM costs 80%. Cache by meaning, not exact text. Full tutorial with working demo.

Learn how to build a memory-enabled AI agent using Spring Boot, Spring AI, and Redis. Store and recall user preferences and conversation …

Learn how I improved zero-shot classification in Deep Java Library (DJL) by fixing token_type_ids support, optimizing logit handling, and …

Learn how to use Spring AI and Java Virtual Threads to send hundreds of prompts to OpenAI in parallel.

Learn how to build a semantic search app with Spring Boot and Redis. Discover how Redis OM Spring makes it easy to find results based on …

Learn how to implement a Sliding Window Counter Rate Limiter using Redis and Java. Discover an efficient way to manage API request limits.

Build a sliding window log rate limiter with Redis and Java. Track requests in a rolling window, expire old entries, and test your setup for …

Learn how to implement the Token Bucket rate-limiting algorithm using Redis and Java. Discover step-by-step guidance, testing with Redis …

Learn how to implement a Fixed Window Rate Limiter with Redis and Java! This detailed guide covers everything from the basics of …

Discover the essentials of rate limiting with Redis. Learn about popular algorithms like Leaky Bucket, Token Bucket, and Sliding Window, and …