Java 8, OpenJDK 11.0 ,AI,ML,BlockChain, Spring -Boot ,micro service ,SOAP, gRPC, AWS, DevOps, JBPM

Programming Languages: Core Java 21, Spring Boot, Cloud native, Spring Integration, Spring MVC, Spring Security,SOAP and Restful, Web Services,Spring-Cloud, Groovy, Shell scripting, JDBC, JSP, Servlet, EJB 3.1, SWING, Hibernate, JPA, Spring Data JPA, Maven,Gradle, Javers, Hazel cast, Spring Batch, JSF, Struts

Web Servers, Middleware: JBOSS, Web logic, Web sphere, Tomcat, Swagger UI, Spring Security, OAuth2, JWT, SSO, Mule ESB, WSO2, Fuse ESB (Camel), Flowable, Kafka, MQ Series, AWS Queue, JBOSS MQ, ActiveMQ, Drool Engine

Frontend: JavaScript, AngularJS,React Js, React-Native, jQuery.

Databases: SQL Server, Oracle, DB2, MySQL, Sybase, Postgres, H2, MongoDB

Cloud computing: Amazon EC2, Amazon S3, Amazon EC2 Clustering and Load Balancing, SQS, SNS, RDS, Azure

Tools: Git, Subversion, Visual Source Safe, Rational Rose Product Suite, Toad, Erwin, Visio, Staff ware, putty, Giga Space, JIRA, Tuxedo Server, Crystal Reports, Find Bug, PMD, GATE, Life Ray, Alfresco

DevOps: Jenkins, Sonar, Docker, Kubernetes

AI : GTP 4.1 ,Generative AI