Oauth2, Maven, PostgreSQL, Spring Boot, Encryption, Spring MVC, Git, Typescript, Gradle, Docker, Reactjs, Kubernetes, AWS, JWT authentication, NoSQL databases, Microservices architecture, Java JDK 17, Authorization, RESTful API design

Java, Data structures, Cloud Technologies, Artifactory, Grafana, Kotlin, JIRA, Sql, Jenkins, Git, Linux, K8S, High-load distributed systems design, Algorithms complexity, Tanka, Relational Databases, ArgoCD