Java, Groovy, Dependency Injection, Ruby, DevOps Methodologies, Aspect-Oriented Programming, JEE Technology Stack, Inversion of Control, Transaction Management Frameworks, Test-Driven Development, Functional Programming, Batch Processing, Data Access Frameworks

react.js , Java, Postgressql, Spring Boot, Kotlin, Spring Data

software design patterns , react.js , powermock , Yaml, Uml Diagrams, Fortify, Kafka, Eclipse, Json, Webinspect, Google Cloud, Intellij, Angular, Restful Web Services, Rabbitmq, Vue.JS, Java Enterprise Edition, Mockito, JUnit, Swagger, Sonarqube, Azure, AWS