Java · Spring Boot · Distributed Systems
Production-grade Java and Spring Boot patterns: authentication boundaries, gateway-level rate limiting, event streaming, and the backend decisions that hold up under real load.
Featured Articles
How we implemented distributed rate limiting in Spring Cloud Gateway using Redis shared state, fallback resilience, and layered edge protection in production.
Gateway-centric, distributed, or internal tokens? A practical guide to JWT trust boundaries with real-world tradeoffs across four production patterns.
Why JWT validation is only the beginning, and how small security decisions become expensive architectural problems at scale.
How we kept PostgreSQL synchronized with OpenSearch using Kafka Connect, with reconciliation to ensure business confidence in the data.