Junit (Mockito, Mockit etc), Jasmine/Karma, Check style, EclEmma, Cucumber (Integration BDD style).
Oracle 8i/9i/10g, DB2, MS-ACCESS, SQL Server, MongoDB.
TOMCAT 5.5, APACHE WEB SERVER 1.1
Web Logic 8.0/9.2/11g, WebSphere App Server 5.x/6.x/7.x, Jboss 3.2.5
Maven, Gradle, Ant, RATIONAL CLEARCASE 5.0, GIT, CVS, SVN (Subversion).
RAD 7.0/7.5, Eclipse, IntellJ, Toad, STS
Inquira, Answer Flow Editor, Information Manager.
Chordiant 6.2, Chordiant 6.3 (CDM, BPD, BPS, CFS, CAFÉ, Chordiant JSF, Trinidad etc.).
Windows 7/2000/XP/NT, UNIX, Linux, Solaris, Mac OS.
JAVA (1.5, 1.6, 1.7, 1.8), SQL, Servlets, JSP, JNDI, Java Beans, Groovy, JSF, ADF, Trinidad, Tomahawk, Sanbox, JQuery, JavaScript, Angular JS, React JS, Python, Log4j, UNIX Shell Script, Core GWT, Smart GWT, Sencha GXT, JBPM, JDBC, AJAX, HTML, HTML5, DHTML, WML, XML, XSL, MuleSoft ESB, Dataweave (Data Mapper) and XSLT etc.
Rapid Application Design (RAD), Object-Oriented Analysis & Design (OOAD), Agile scrum methodology, Waterfall Methodology, Prototyping Approach, Integrated Software Development.
MVC, Struts 1.2, Spring AOP, Spring DAO, Spring Boot Security, Spring boot Micro services (Spring Netflix Eureka Discovery, Spring Cloud Netflix Gateway, Spring cloud config etc..), Circuit Breaker (Hystrix), Zuul Proxy, Ribbon, Feign Client, RestTemplate, Spring MVC, Spring web-flow, Spring Core, Spring transaction, Spring Kafka, Apache Kafka, Kafka Streaming, Axon, NiFi, Reactive (CompletableFuture), Spring Integration, Spring cloud stream, Cloud AWS, Auxway, RabbitMQ, SOAP Web Services, RESTFul web services, , JSF, Log4j, Swagger Open Api, Mockito and JBoss, Drools, Oracle CCB(Customer Care and Billing), MongoDB, Soap and RESTFul web services, Hibernate, Angular JS, React JS, Node JS, MuleSoft ESB, Dataweave, JSON, AJAX, JUNIT, JBehave (BDD) etc.
Rally, Rational Rose, REVINE, MASTERCRAFT, ASSENT, ASA, INFREX, JANALYZ, Performance Engineering Tool, MAPAGILE, IPMS, TCA, RAD 7.0, RAD 7.1 & RAD 7.2, JIRA, Crucible, Bamboo, Visio, Quality Center, Confluence, Trello, OSGI, Maven, Gradle, ANT, RATIONAL CLEARCASE 5.0, SVN, CVS, Jersey, GIT, CloudBees, Jenkins, Kubernetes (Container Orchestration), Helm Chart, Docker System (Container solutions and resources), Rancher, PCF (Pivotal Cloud Foundry), Source Clear, Kibana, Putty, MobaxTerm, Unix Scripting, BitBucket and GitHub etc.