messaging platforms , API design, Angular Js, Java, Typescript, Swift, Flutter, AWS, RESTful, Kotlin, Azure, Graphql, Gcp, Objective-c, React Native, security best practices, mobile application architecture patterns, cloud platforms, real-time communication protocols, performance optimization, microservices architecture

containerization , Logging, Java, DevSecOps, Microservices, Cicd, AWS, metrics, Azure, Orchestration, Security and compliance controls, Domain-driven design, Event-driven architectures, Observability, Resiliency patterns, tracing