Yaml, PostgreSQL, Spring Boot, Rest Api, React, Typescript, Docker, Terraform, Websocket, Java, Oauth2, Jwt, Kotlin, Redis, Dashboards, Helm, asynchronous task-processing patterns, Key Vault, Log Analytics, Security, alerting, Azure DevOps pipelines, Datadog monitors, Flyway, real-time state management, Redis Cache, PostgreSQL Flex Server, ACR, Azure services, Azure provider, error handling