Spring Boot, API design, Microservices, Elasticsearch, React, Docker, Oracle, AWS, Java, Graphql, Sql, REST, ECS, MongoDB, Kubernetes, AI orchestration frameworks, Infrastructure as Code, Responsible AI practices, Retrieval-Augmented Generation architecture, LangChain, EKS, Generative AI systems, CI/CD pipelines, LLM evaluation frameworks, Modern data platforms, LlamaIndex