High Availability, identity management systems, DevOps practices, event-driven architectures, fault-tolerant systems, complex state management, cross-regional data consistency, Security Protocols, distributed transaction management, asynchronous processing patterns, scalable detection and fraud prevention systems, cache invalidation strategies

Design Patterns, Testing, Coding Standards, Architecture Design, build processes, operations, full software development life cycle, code reviews, software programming language, source control management

Design Patterns, Distributed Systems, Reliability, data-centric systems, software programming language