Redis / Caching, CI/CD tools such as Jenkins, GitHub Actions, or GitLab, Cloud platforms such as AWS, Azure, or Google Cloud Platform, Unit testing using JUnit or Mockito, Maven or Gradle, Application security best practices, AI tools, automation, or emerging technology exposure. Primary Skills : Java, Spring Boot, Spring Framework, RESTful API Development, Microservices Architecture, Hibernate / JPA, SQL databases such as MySQL, PostgreSQL, or Oracle, React or Angular, HTML, CSS, and JavaScript, Git.