Software architecture, design and programming including front-end, back-end and storage. Amazon AWS design and implementations, infrastructure as code. Docker and Kubernetes deployments. Programming languages: Java, Kotlin, Crystal, C++ Front-end: Typescript, Angular, Native Script Databases: PostgreSQL MySQL, Oracle, Mongo, Cassandra AWS services: know-how in wide range of services, please ask. Platform: Docker, Kubernetes, Terraform Event Sourceing: Kafka, ActiveMQ