amazon dynamodb , Kafka, Spring Boot, Microservices, Docker, AWS CodePipeline, Webflux, Aws Lambda, Jenkins, Rest Apis, Amazon Rds, Kubernetes, AWS messaging services, Amazon API Gateway, Event-driven systems, Cloud-native design patterns, Amazon ElastiCache, CI CD, Microservices architecture, AI LLM Integration, Reactive frameworks, GitHub Actions, Amazon ECS, AWS Cloud Services, Java 17