PROFESSIONAL SUMMARY:

• Over 8+ Years of experience in analysis, design and development of Java Applications in a highly dynamic and challenging environment.
• Experience in developing enterprise applications using Java, Spring, Hibernate and REST with support for multitenancy.
• Developed UI Pages using React Js, Typescript, AJAX, jqGrid, CSS and Struts tag library extensively.
• Proficient in developing Single Page applications using JavaScript MVC frameworks such as AngularJS, ReactJS, RequireJS.
• Building refined web applications in ReactJS and Node.js.
• Expertise developing Responsive web design (RWD) application with client scripting language and serve scripting languages like Node.js, Express.js, React .js.
• Experience in development process following agile and waterflow models and experience in tracking tools like Rally.
• Actimize RCM custom development on XSL, VTL, and Custom Dashboards
• Experience implementing Actimize RCM software
• Implementing and deploying microservices using Restful Services and communication with main platform using token - based authorization using HTTP Client and Jersey.
• Developed RESTful web services using Jersey and Spring framework.
• Implementing security in REST based webservices using Spring security, WSO2 and JAAS. Worked on implementation and design of application to deploy and execute workflows using activiti framework.
• Worked on message driven frameworks like JMS and KAFKA.
• Configured build agents and jobs in build integration tool Teamcity using ANT, JUNIT and SVN.
• Strong experience in Spring Framework modules such as IOC, AOP, JDBC, ORM and Spring security.
• Experience with data driven analytics engines like Elasticsearch, Express.js and MongoDB.
• Experience working with different databases like Oracle, PostgreSQL and Sybase.
• Implement build scripts for building and deploying applications using ANT and Maven. Building and deploying enterprise applications in JBoss 6 and JBoss 7 and migration of application from JBoss 6 to JBoss 7.
• Extensively used Spring MVC framework to develop web applications.
• Designing, supporting and maintaining Splunk cluster infrastructure in a highly available geo-redundant configuration.
• Hands on experience with Spark streaming to receive real time data using Kafka.
• Expertise with the tools in Hadoop Ecosystem including Pig, Hive, HDFS, MapReduce, Sqoop, Spark, Kafka, Yarn, Oozie, Zookeeper.
• Strong Knowledge about Splunk architecture and its components (indexer, forwarder, search head, deployment server, Heavy and Universal forwarder).
• Expert in Splunk Capacity Planning and License model for estimating hardware requirements to onboard Enterprise Machine Data.
• Expertise in Actuate Reporting, development, deployment, management and performance tuning of Accurate reports.
• Developed and deployed Micro Services based applications using Spring Boot and Spring Cloud.
• Implemented security functionality for various projects using spring security and Site minder (SSO).
• Professional experience in Log4J for extensible logging, debugging and error tracing.
• Developed projects on SOA (Service Oriented Architecture) and Micro services Architecture with RESTful services (JAX-RS with Spring Boot, Spring MVC) and implemented SOAP (JAX-WS, Apache CXF, WADL, WSDL, Apache Axis2)
• Expertise in Performing Splunk Installations, Upgrades, Infrastructure Scaling and Storage management
• Working for the exchange investment products such as Bonds, CDs and other fixed income products, Mutual funds, ETFs, stocks, FX currencies and options Swaps & future, the OTC products such as forwards on underlying securities.
• Trade processes are handled on a Message Queuing (MQ) basis unless identified as needing to be held for validation. The system provides an intuitive user interface that allows the user to manually add non-MQ trades and change existing trade information. Worked on multiple tools and modules to simplify back office work.
• Exposure to Investment terminologies such as Cash, traditional investment to alternative investments across trading, accounting and Performance & Risks management.
• Markit EDM Core component and Silverlight User Interface Trained & Certified in Markit office, London, UK.
• Markit EDM Plug-in development using C# .NET which communicates web services and DB2 data base for reference data.
• Knowledge on Eagle PACE/STAR EDM data workflow, analysis and reporting that supports an Investment firm.
• Knowledge of SQL and relational database concepts (in Oracle & MS SQL Databases).

TECHNICAL SKILLS:

Languages: Java, C++, Shell Script, c#, VB.NET, Classic ASP.

J2EE Technologies: JSP, Servlet, Java Beans, JDBC, Web Services, SOAP, WSDL, RESTFULAJAX, JNDI, JMS, JavaMail

Web Technologies: HTML, HTML5, JavaScript, JSP Templates, Tiles, XHTML, CSS, AJAXJQuery, ASP.NET.

Frameworks: Spring, Struts, MVC, Hibernate, ANT, MAVEN, JUnit, Test NG.

XML Technologies: XML, XSL, JAXP, JAXB.

Databases: Oracle 12/11, TOAD 8.6.1, MySQL, MongoDB, SQL, PL/SQL.

Application Servers: Apache Tomcat, WebLogic, JBoss, WebSphere

Tools: Spring Tool Suite (STS), Eclipse, Toad, ERWIN, SOAP UI, Fiddler, SVN, Maven

OS: UNIX, Linux, Aix, Windows

PROFESSIONAL EXPERIENCE:

Sr. Java Full Stack developer

Confidential, Chicago, IL

Responsibilities:

• Gathered business requirements, prepared Software Requirement Specification (SRS) document. Created Visio charts for the workflow architecture of the system.
• Designed and developed web pages using with HTML5, DHTML, XHTML, CSS3, Ajax, JSP and jQuery based on the W3C standards and Web 2.0.
• Front-end development utilizing Java Script frameworks such as Angular4, jQuery UI, Backbone.js and Require.js, as well as front end technologies HTML5, CSS3, AJAX.
• Involved in updating the pages using HTML 5 and CSS 3 for the new look and feel of their current application pages and worked on new CSS3 effects to enhance user experience as per the client requirements.
• Developed Single Page application (SPA) using Angular 4 .
• Implemented Angular4, Bootstrap, LESS, and many jQuery plugins wrapped in Angular.js directives.
• Worked on prototypes for Responsive design.
• Developed the UI panels using JSF, XHTML, CSS, DOJO and jQuery.
• Developed applications using Node.js, Java, and Neo4j platforms in the cloud environment with extensive use of messaging.
• Created reusable Components, Pipes, Directives and Services using Angular 4.
• Implemented the validation, error handling, and caching framework.
• Real time streaming the data using Spark with Kafka
• Configured Spark streaming to receive real time data from the Kafka and store the stream data to HDFS using Scala
• Used Karma as a unit testing tool and Jasmine as testing library for AngularJS applications.
• Worked with VueJs Forms, Validations, Modules, Components, directives, controllers and HTTP Request.
• Automatically updated table data with Vue data binding.
• Experience in VueJs for building apps and declarative templates with data-binding, created some custom directives in the application.
• Extensively used Redux for state manipulations and to bind the data using map state to props.
• Used Middleware, Redux-Saga in application to retrieve data from backend and to also perform RESTFUL services.
• Collaborated with the designer, providing creative input and technical feasibility with React Native.
• Manipulated DOM, handled events and applied animation effects with VueJs.
• Designed and modified User Interfaces using JSP, JavaScript, CSS and jQuery.
• Utilized Adobe Fireworks, Adobe Photoshop, Adobe Dreamweaver and Illustrator for the front-end development such as web pages, graphics and multimedia's.
• Experience in using React Native components, Forms, Event, Keys, Navigation and Redux concepts.
• Developed user interface using additional UI Components using JSF and implemented an asynchronous AJAX (jQuery) based rich client to improve customer experience.
• Hands on role and leading a team of Actimize developers responsible for design, development and implementation of changes, custom plugins for future case management solution utilizing Actimize technology.
• Exposure in multiple Actimize /Java J2EE implementation.
• Demonstrated experience in developing, deploying and supporting the Actimize components Risk Case Manager(RCM), AIS, Plugin development, etc
• Developed Presentation layer components comprising of JSP, AJAX, Struts Action, Struts Form Beans and AJAX tag libraries.
• Developed few time sensitive and important review/comments sections with React.js and Angular.js using React directive.
• Worked on CSS Background, CSS Positioning, CSS Text, CSS Border, LESS, CSS Margin, CSS Padding, CSS Table, CSS Sprites, Pseudo Classes, Pseudo Elements and CSS Behaviors in CSS.
• Developed backend web services using Node JS and stored dependencies using NPM .
• Developed front end screens to be cross-browser& cross-platform based application while using JSP, XML, XHTML, CSS, JavaScript/JSON, DOM and AJAX.
• Developed a cross platform app using React Native for IOS and Android.
• Designed pages using SASS for custom tags and Media tags along with Compass. Used Live Reload to check the changes in functionalities on a quicker scale.
• JSP, AJAX, JSP Tag libraries to simplify the complexities and improve the speed of the application.
• Used ECMAScript (ES6), JSX, and Types with React JS for component development.
• Initialized and widely used the applicability of Live Server with sublime text to load webpages on a quicker scale during development cycle.
• Created Images, Logos and Icons that are used across the web pages using Adobe Flash and Photoshop.
• Worked on Oracle database while publishing on Amazon Web Services.
• Developed web services, SOAP message envelopes and headers using WSDL, UDDI, XML and JAXP.
• Good Experience in React Js for creating interactive UI using One-way data flow, Virtual Dom, JSX and React Native concepts.
• Worked Closely with Designers to Understand and redesign the Package Customization and Service Locator Modules using HTML5, CSS3 and jQuery.
• Built the application with React Js using redux with client custom architecture built over mvc4.
• Worked extensively with Yahoo User Interface Library (YUI), AJAX, JSON, XML and created components based on WRIA frame work which internally uses the YUI3 frame work.
• Developed the administrative UI using Angular2.
• Used React JS for creating reusable UI components
• Designed Frontend with in object-oriented JavaScript Framework like Node.js and Ext.js.
• Developing Frontend web applications using React JS, Redux.

Environment: HTML5, CSS3, Java Script, jQuery, AJAX, Angular4, Backbone.js, Require.js, Node.js, Vue.js, Ext.js, Bootstrap, React.js, Ext Js, Actimize, React Native, Responsive Design, XML, XHTML, jQuery UI, Grunt, Adobe Flash, Photoshop, Dreamweaver, JSON, DOM, DOJO, SOAP, REST, JSP, JSF, Jasmine, Oracle, agile and Windows.

Sr. Java Full stack developer

Confidential, Chicago, IL

Responsibilities:

• Designed and developed User interface using Spring MVC, JSP, HTML5, CSS3,Angular js and client-side validations using JavaScript/JQuery.
• Implemented Spring-Core for dependency injection and SpringORM to integrate hibernate for the persistence.
• Closely worked with Content Management System(CMS) team to fill gaps in interface design.
• Continuous integration and deployments (CI/CD)done using Jenkins onto AWS environment.
• Developed Service classes to access Web Services and DAO classes.
• Developed JAX-WS SOAP Web Services with XSD, WSDL using Apache's CXF.
• Implemented the Object model with respect to data model for ORM
• Utilized various design patterns in the project such as Data Transfer Object, Data Access Object, Template and Singleton.
• Used SoapUI for web service testing and validation.
• Implemented RESTFul webservices for quote retrieval from the UI.
• JMS is integrated for asynchronous communication with legacy applications.
• Implemented JUnit test cases through TDD(Test Driven Development) approach.
• Experience in Micro services development using spring boot and deployment in Pivotal Cloud Foundry (PCF).
• Experience in configuring and monitoring PCF.
• Experienced with J2EE Design Patterns such as singleton, session facade, business delegate, DAO, DTO, MVC, PCF, Multi-Threading and Factory.
• Developed REST API's using Spring MVC and Spring boot, hosted all micro services on PCF .
• Using PCF did smoke tests, which are functional unit and integration tests on all major system components.
• Worked on ISO parser tool with Pivotal Cloud Foundry (PCF)
• Experience configuring and extending the Actimize RCM (Enterprise Risk Case Manager) product including developing custom Java plug-ins, Actimize RCM configuration: setting up roles, workflows, users, views using RCM Designer
• Involved in deploying the application in Amazon web services(AWS cloud)
• Used React Js for creating interactive UI using One-way data flow, Virtual Dom, JSX and React Native concepts.
• Used React Native components, Forms, Event, Keys, Navigation and Redux concepts.
• Developed few time sensitive and important review/comments sections with React.js and Angular.js using React directive.

Environment: Java, JavaScript, Spring MVC, Angular js, Amazon web service(AWS cloud platform),Akamai JavaScript, PCF, HTML, CSS, AJAX, jQuery, Actimize, Sonar Junit reporting Tool, ANT, JUnit, JMS, Git, Websphere, React Js, Python, Glassfish, Linux, XML, Toad, and Oracle10g, Hibernate, Maven.

Sr. Java Full stack developer

Confidential, Green Bay, WI

Responsibilities:

• Followed Agile software development methodology and Test-Driven Development(TDD).
• Implemented and maintained monitoring and alerting of production and corporate servers such as Elastic Compute Cloud (EC2), storage such as Simple Storage Service (S3) buckets and database server such as Relational Database Service(RDS) by using Amazon Web Service (AWS).
• Implemented the RESTfulAPIs application to send/receive JSON format data by using Spring MVC Framework, Spring Boot and handled the security such as CORS, authentication, authorization and preventing CSRF by using Spring Security.
• Used Spring IoC to inject dependencies and beans to services and controllers, such as Password Encoder to encrypt user's password.
• Implemented performance optimization using Spring Cache.
• Used Log4J for logging errors and messages. And used Spring AOP to log the time cost during developing phase.
• Used Docker as container to run DEV database.
• Developed the backend database, involved in writing DDL, DML, creating tables, views, sequences, triggers, and procedures using Oracle Database 11g.
• Used JPA to implement DAO layer and map POJO beans to database tables.
• Used Java Mail Sender and Java Message Service with ActiveMQ to handle email sending.
• Tested the RESTful APIs by using Postman, used JUnit and Mockito to test the backend middleware services.
• Built responsive Single Page Application(SPA) using Angular4 with flex layout engine.
• Built interactive partial html file by using HTML, CSS, Bootstrap3 and Angular Material.
• Optimized CSS files by using CSS pre-processor SASS.
• Implemented user credentials storage by using HTML5 local Storage.
• Implemented route guards to secure route requests by using CanActive interface.
• Implemented table features such as sort, filter, pagination by using Angular Material Table.
• Expertise to develop SOAP/REST APIs using ColdFusion & Python Web Application.
• Built and used Angular directives, pipes and services.
• Used HttpClient Module to send AJAX request to the backend to get JSON format data.
• Used React JS for creating reusable UI components
• Designed Frontend within object-oriented JavaScript Framework like Node.js and Ext.js.
• Developing Frontend web applications using React JS, Redux .

Environment: Java 8, J2EE, Spring IoC, Spring MVC, Spring Boot, Spring Security, JPA, Oracle 11g, Docker, SQL Developer, Angular 4, Angular Material, Flex Layout, HTML5, CSS3, SASS, Bootstrap3, JavaScript, Typescript, Python, JSON, JMS, ActiveMQ, Apache Tomcat, Eclipse, Postman, React Js, AWS (S3, EC2, RDS), Log4j, JIRA, JUnit, Mockito, Karma, Jasmine.

Full Stack Java Developer

Confidential, Chicago, IL

Responsibilities:

• Participated in daily scrum meetings, sprint planning, product backlogs.
• Implemented business layer using Core Java, Spring Beans using dependency injection, Spring annotations, and Spring MVC components.
• Used Angular JS, XHTML, HTML5, CSS3 and JavaScript framework for creating Dynamic Reach Design Layout with JSP.
• It is our responsibility to monitor failed trade reports in order to keep track of trades that do not settle on the contractual settlement date.
• A completed trade instruction which will enable Northern to reflect the investment on the client’s account. we have provisionally credited a client’s account with sales proceeds on the contractual settlement date of a trade and funds have not been received on the value date
• Developed comprehensive reports of investment strategies. Played the key role in diversifying and expanding investment portfolio and asset management.
• Investment to Global Private Equity Fund (PEF) and Venture Capital Fund
• Used JavaMessage Service (JMS) for reliable and asynchronous exchange of valuable information for status report.
• Used React Js for creating interactive UI using One-way data flow, Virtual Dom, JSX and React Native concepts.
• Created Spring MVC components like Dispatch servlets, configure Request mapping annotation controllers, view resolver components.
• Worked on (JMS) MQ's like IBMMQ and Active MQ.
• Hands-on experience in using message brokers such as ActiveMQ
• Implemented the function to send and receive AMQP messages on RabbitMQ synchronously and asynchronously and send JMS message to Apache ActiveMQ on the edge device.
• Implemented Hibernate Inheritance strategies to map relation between tables and configured many-many relationship using Hibernate annotations.
• Designed and Developed Highly Concurrent Multithreaded SOA Integration components leveraging capabilities of WebSphere. Created written report and presented research findings to Resident Services Vice President and Director.
• Implemented Microservices for loose coupling and granularity of application.
• Utilized Microservices architecture for implementing business capabilities and CICD of the application.
• Used Angular JS for synchronizing java applications and client-side scripting.
• Responsible for ingesting large volumes of IOT data to Kafka.
• Wrote Kafka producers to stream the data from external rest APIs to Kafka topics.
• Built real time data pipelines by developing Kafka producers and Spark streaming applications for consuming
• Used React Native components, Forms, Event, Keys, Navigation and Redux concepts.
• Developed few time sensitive and important review/comments sections with React.js and Angular.js using React directive.
• Design roles and groups using AWS Identity and Access Management (IAM).
• Worked to build demo for DevOps -end to end application deployment and scaling cloud automation for continuous delivery (OpenStack, OpenShift, Docker, continuum).
• Strong Experience in implemented Service Oriented Architecture (SOA) and Microservices using Spring Boot REST Web Services.
• Developed the User Interface using Swing. Involved in Portfolio POS and BOS enhancements.
• Implemented the Java swim desktop application to monitor orders and also with the ability to "Bid & Ask"
• Coding application GUI enhancements leveraging java Swing and AspectJ
• Worked on triggers and stored procedures on Oracle database.
• Worked on Eclipse IDE to write the code and integrate the application.
• Wrote MS SQL queries to save the data and retrieve the data from database using spring mongo data repository.
• Used Maven tool to build, config, and packaged, deploy an application project.
• Developed Junit test cases to validate the REST services.

Environment: Core Java, swing,J2EE, Spring, Servlets, Hibernate, Kafka, CSS, Active MQ,HTML, GIT, XML, AJAX, Angular JS, Express JS, React Js, Eclipse, JUnit, JavaScript, Oracle, AWS,IBM WebSphere, PL/SQL, Scrum, Micro Services, RESTFul Web Services, ANT, Eclipse, Windows.

Java/J2EE Developer

Confidential, Atlanta, GA

Responsibilities:

• Involved in designing applications using the core J2EE design patterns Singleton, Prototype, Data Transfer Objects, Business Delegate, and Value Object.
• Involved in Object Oriented Analysis (OOA) and Object Oriented Design (OOD) Techniques using Unified Modeling Language (UML).
• Develop and maintain micro services using SpringBoot and Kubernetes.
• Worked on the back-end part of the application involving spring framework and Hibernate.
• Persisted common application level data like domain libraries using ehCache.
• Used spring AOP for transaction management and developing advices for various cross cutting concerns such as logging, security and indexing.
• Hibernate was used as admin tool persistence framework. Also, implemented interceptors using Hibernate and spring.
• Developed the Hibernate entity classes using Annotations and XDoclet.
• Developed JSPs strictly confining to the policy of no java use in them and AJAX was used for asynchronous server calls.
• Ported service to expose them as SOA web services. Used Oracle Enterprise Manager, Oracle Service Bus, and Data power (for PCI CC encryption).
• Used Lambda expressions to achieve closure and currying. To reduce the code and increase the performance we used anonymous functions a.v.a Lambda Expressions.
• Generated complex PDF reports using Jasper.
• Agile delivery of software using practices of short iterations, sprints, Scrum.
• Developed the provider by top-down approach by writing the WSDL.
• Used SOAP Protocol for communicating between two different backend systems.
• Presentation tier of the application was built completely on Struts framework. Heavily used Struts Tag Libraries, Validators, and Tiles and involved in Configuring web.xml and struts-config.xml.
• Extracted the SOAP request sent to and SOAP response received from the backend system.
• Developed web services using Apache Axis web service engine.
• Used Drools as a business rule management system (BRMS) with a forward and backward chaining inference-based rules engine.
• Working knowledge and Experience in NDMP operation to back up and restore of NAS filer through Tivoli Storage Manager with different retention policy period.
• Acted as a Scrum master in the Smart Gaps project and was facilitator for a product development team for a development methodology that allowed the team to self-organize and make changes quickly as per the business requirement.
• Worked on writing Unix Scripting to perform certain tasks.
• Developed Stored Procedures, Triggers and Functions. Actively involved in tuning SQL queries, Stored Procedures, Triggers in Informix.
• Involved in validating designs done by other developers as well as in the code review process to check the code is aligned with company standards.
• Created highly responsive GWT web applications with heavy lifting on the client-side and reduced chattiness with the server-side
• Implemented Spring's Acegi Security feature which includes configuring Spring Provider Manager for delegating authentication responsibilities to LDAP authentication provider.
• Migrate from a typical web application to a GWT application iteratively .Used JSNI to interact with loads of JavaScript functions and moved them to GWT.
• Flex applications were developed using Adobe Flash Builder software, an enterprise-class Eclipse based IDE.
• Experience with the ios, as we developed the Confidential app, which is compatible in all iphone types. Used on IOS 7 and Rest webservices to achieve it.
• Used the Remedy API and CoreLocation frameworks
• Used Git repository for version control and IDE used to connect to repository was Git for Mac
• Delivered Remedy data to the technical support associate via customized XIB final which got downloaded to the associate through attrition
• Lockheed Martin intellectual property, app not prepared for App Store publishing
• Helped the product owner maintain the product backlog in a way that ensures the needed work is well understood so the team can continually make forward progress.
• Helped the team to determine the definition of done for the product, with input from key stakeholders
• Coached the team, within the scrum principles, in order to deliver high-quality features for its product
• Promoted self-organization within the team.
• Helped the scrum team to avoid or remove impediments to its progress, whether internal or external to the team.
• Facilitated team events to ensure regular progress.
• Educated key stakeholders in the product on scrum principles.

Environment: J2EE, Java 8,Agile-Scrum Development Process, Spring, JSF 1.2, EJB 3.0, AngularJS, Web Service(JAX-WS) JPA 2.0, RSA, JMS, JIRA, JSP, LDAP, Websphere App Server 6.1,7.0, MySQL, Windows XP, HTML, GWT, XML, SOAPUI, IBM Rational Application Developer (RAD), Maven 2, Log4J, XML, JavaScript, Ext JS 4,JUnit, SVN.

Java/J2ee Developer

Confidential

Responsibilities:

• Requirement gathering and client interaction for new enhancements /requirements.
• Broke stories down into logical tasks and identified technical requirement for each task
• Implemented end to end Lead generation, opportunity module using Spring MVC
• Designed Developed and maintained the data layer using Hibernate and perform configuration of Spring and Hibernate Integration
• Write test cases for unit testing using Junit framework
• Overall responsible for performance enhancements and overall product performance
• Extensively involved in fine tuning the SQL performance which includes tuning of long running queries and indexing.
• Developed, Implemented and consumed Restful services.
• Custom Reports generation
• Worked closely with business to define development estimates according to Agile (SCRUM) Methodology Production support
• Played a key role in resolving helpdesk tickets, providing on call support and resolving urgent issues in production within the accepted timeframe.

Environment: Java, spring, JQuery, Hibernate, Liferay, RESTful web services, Oracle 10g, JBOSS.

Java Developer

Confidential

Responsibilities:

• Managed a team of 6 employees and delivered a project involving the development of a New Confidential Bank Rewards product.
• Brought up the idea of Rewards Raffle, a lottery ticketing system: customers can win daily prizes with their rewards points by purchasing lottery tickets.
• Worked directly with clients in automating release management tasks, reducing defect counts in the testing phases to ensure smooth implementation of projects.
• Designed Jobs to load and extract data from database using Data Stage.
• Analyzed extensive data available in Authorization and Rewards system using REXX tool and suggested process improvement ideas to reduce the MIPS of large modules.
• Migrating the Ant build applications to Maven build.
• Making the application reconcile with Weblogic12c on migrating from Weblogic10 server.
• Enterprise Java Beans (EJB) have been re-coded in 3.0 version which include Stateless, Stateful, Message Driven and Java Persistence APIs (JPA). Earlier developed in 2.0 Version.
• JSPs were mainly coded in Struts 2.x which were migrated from Struts 1.x; so as the Action classes.
• Compiling and running the applications.
• Writing the test plans and test cases for the developed screens.
• Executing test cases and fixing the bugs through unit testing.
• Integrating the module with other modules and deploying them on Weblogic12 server.

Environment: Java/J2EE, Servlets, JSP, Apache Tomcat, Weblogic, EJB 2.x, EJB 3.x, Struts 1.x, Struts 2.x, Oracle, XML, HTML5, COBOL, DB2, CICS