Distributed Systems, Elk, Prometheus, Spring Boot, Datadog, Docker, AWS, Java, Jenkins, Git, Gcp, Python Programming, Rest Apis, Azure, Kubernetes, AI observability concepts, AI governance principles, Hallucination and drift monitoring, Responsible AI frameworks, Microservices Architecture, OpenTelemetry, AI orchestration, PII PCI compliance, CI CD pipelines, LLM integrations, Kafka streaming systems, Event-driven architectures