SUMMARY

• Software engineer with 9+ years of J2EE Development experience in object - oriented technologies, client-server systems, web-based applications, and business applications.
• Seasoned experience in all parts of Software Development Life Cycle (SDLC) in developing web and enterprise-level applications using JAVA 8/J2EE technologies such as Spring, Hibernate, EJB, Jakarta Struts framework, Servlets 3.x.
• Core expertise in design, development, and deployment of N-Tier enterprise applications for the J2EE platform using Core Java, Servlets, Struts, Spring, EJB, JSP, Web services, JMS, JUnit.
• Strong experience in Spring framework modules such as Spring MVC, IOC, JDBC, IO, Spring Boot, Spring microservices, Spring REST.
• Experience in cloud technologies including Pivotal Cloud Foundry (PCF).
• Worked on Core concepts like multi-threading, serialization and File handling.
• Implemented service oriented architecture and Web Services using SOAP, RESTFUL including Web Services Description Language (WSDL) using SOAP protocol and Extensible Markup Language (XML)
• Worked with Version Control Systems like GITHUB, Accurev, CVS .
• Proficient in handling web and application servers in creating Domain, configuring connection pool, JMS, deploying applications on Weblogic, IBM WebSphere 7.x/8.0, Apache Tomcat
• Development, testing and deployment experience of enterprise application on Windows and UNIX platforms through IDEs such as Eclipse, STS, RSA
• Hands on experience on HTML, DHTML, XHTML, Angular6, PrimeNg, CSS, JavaScript Libraries (JQuery), AJAX, JSTL specification, Tag Libraries and XSLT, XSD, DTD and Resource Properties
• Strong experience in UNIX & Linux Shell scripting Bash, Perl scripting.
• Strong command on Bug tracking tools like Bugzilla and other like Quality Center.
• Experience with CICD-ANT, MAVEN, GRADLE, JENKINNS, CVS, GIT, GITHUB.
• Experience in writing Queries, Stored Procedures, Triggers, Cursors, Functions and Packages with relational databases - Oracle 9i/10g/11g/12c, SQL Server 2000/2005/2008 , DB2, My SQL using TOAD, SQL Developer.
• Good knowledge in working with Collections API, Multithreading and OOPs technologies.
• Excellent oral, verbal, written, communication, interpersonal and presentation skills

TECHNICAL SKILLS

Languages: Java8,7/J2EE, C, PL/SQL,XML,UML

Frameworks: Spring 4x, Struts2.0, Hibernate2.1

J2EE: Servlets, JSP, JSTL, JDBC, JMS, JNDI, RMI, Web services and Design Patterns

Web Technologies: Angular 6, jQuery, Html, JavaScript, CSS, AJAX, Primeng

Databases: Oracle, DB2, MYSQL, SQL Server

IDE: Eclipse, RAD,RSA, STS

Graphic Tools: Flash, Fireworks, Photoshop

Build Tools: Ant, Maven

Software Methodologies: TDD, SDLC, AGILE, Waterfall

Version Control: CVS, ClearCase, SVN, GITHUB.

Modeling Tools: Visio, Rational Rose.

OS: Linux, Unix, Windows

PROFESSIONAL EXPERIENCE

Confidential

Application Developer

Responsibilities:

• Cross functional coordination of requirements gathering, analysis, design, development, testing and Maintenance phases with TDD approach
• Used Spring framework to inject services, entity services, transaction management, and concerns by factory class corresponding to the use case operation executing.
• Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API’s and Spring Boot for micro-services.
• Used Correlation sets for the Long Running Process to identify the current instance
• Used spring concepts, DI/IOC, AOP, Batch implementation and Spring MVC.
• Implemented Declarative transaction management using Spring AOP.
• Developed modules in the application using micro services architecture style.
• Built and deployed scripts using Maven3.3 to generate WAR, EAR and JAR files.
• Worked in CI/CD environment.
• Created WSDLs as per wire frames, UI pages generated client jars using JAX-WS.
• Focused on Test Driven Development (TDD) thereby creating detailed JUnit tests for every single piece of functionality before actually writing the functionality.
• Created and implemented stored procedures, functions and triggers using SQL in Oracle database.
• Participated in verification and validation
• Prepared technical reports and documentation manuals during the program development
• Interacted with users in case of technical problems and mentored the business users

Confidential

Sr. Java developer

Responsibilities:

• Cross functional coordination of requirements gathering, analysis, design, development, testing and Maintenance phases with TDD approach
• Used Spring framework to inject services, entity services, transaction management, and concerns by factory class corresponding to the use case operation executing.
• Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API’s and Spring Boot for micro-services.
• Implemented the initial Windows containerization support for CloudFoundry. Helped maintain CloudFoundry Buildpack. Worked on Diego the orchestration and scheduling subsystem of CF.
• Designed and developed the UI using HTML5, CSS3, JavaScript and Angular 6.
• Used Bootstrap for responsive design which allows users to access it from any device.
• Extensively used ETL methodologies for supporting data-extraction, transformations and loading processing in a corporate-wide ETL solution using Ab Intio/Informatica Power center.
• Implemented Asynchronous invocation style using IBM Message Broker through MQ JMS Binding Exports and Imports.
• Used Correlation sets for the Long Running Process to identify the current instance
• Created WSDL documents, XSD s complex datatypes as per business requirements.
• Securely accessed all services and exposed through IBM DataPower.
• Used spring concepts, DI/IOC, AOP, Batch implementation and Spring MVC.
• Implemented Declarative transaction management using Spring AOP.
• Developed modules in the application using micro services architecture style.
• Built and deployed scripts using Maven3.3 to generate WAR, EAR and JAR files.
• Created WSDLs as per wire frames, UI pages generated client jars using JAX-WS.
• Focused on Test Driven Development (TDD) thereby creating detailed JUnit tests for every single piece of functionality before actually writing the functionality.
• Created and implemented stored procedures, functions and triggers using SQL in Oracle database.
• Developed Web Service using SOAP.
• Participated in verification and validation
• Prepared technical reports and documentation manuals during the program development
• Interacted with users in case of technical problems and mentored the business users

Confidential

Sr. Java developer

Responsibilities:

• Supported all phases of SDLC including Requirements Collection, Design and Analysis of the Customer Specifications, Development and Customization of the application
• Used the J2EE design patterns like Value Object Pattern, Service Locator, Singleton, Factory and DAO
• Developed the application under J2EE architecture using JSP, Struts, Spring, Java Beans
• Developed layout of Web Pages using Tiles and CSS
• Developed JSP pages as per requirements used Dojo JavaScript Library with AJAX to add user functionalities, JQuery UI for client side validation
• Created and implemented stored procedures, functions and triggers using SQL in Oracle database.
• Developed Web Service using SOAP.
• Deployed the application on WAS 8.0
• Participated in verification and validation
• Prepared technical reports and documentation manuals during the program development
• Interacted with users in case of technical problems and mentored the business users

Confidential

Java, J2EE Developer

Responsibilities:

• Used third party Web service to list Agent addresses for prospective customers using Agency Locator.
• Designed and Developed Value Objects and Data Objects for the data access layer.
• Used DOM parser to process XML document to fill in the XDP (PDF templates) fields.
• Written automated background jobs as cron jobs using UNIX shell scripting.
• Used Struts (Tiles) framework to control page layout and Struts validation framework to do client side and server side validations
• Designed and developed User Interface of the application using JSP, HTML, DHTML, JavaScript, CSS, AJAX, jQuery.
• Designed and developed Stateless Session Bean, Struts Action and Form classes, configured the url mappings in the struts-config.xml file and deployment descriptor file(web.xml) file.
• Used JSTL for conditions, iterations, functions, formatting/manipulating the data and also written HQ specific Custom Tag Libraries to show the dashboard in the user profile section.
• Developed applications using Hibernate persistent framework.
• Written Test cases using JUnit framework to validate the application flows in different scenarios in the standalone application
• Developed XML Schema using XML Spy, using JAXB API converted XML schema to Java code, parsed XML to Java objects and vice versa
• Used Log4J to print the logging, debugging, warning, info on the server console/file.
• Developed PL/SQL stored procedures, functions, database triggers, created tables, indexes, sequences, synonyms and debugged PL/SQL stored procedures
• Used Agile methodology for the software development process.
• Written ANT Scripts to deploy the application into WebSphere application server for dev, QA, stage and production environment

Environment: JDK 1.5, Struts, Web Services, EJB, Eclipse, Microsoft Visual source safe, WebSphere 5.1, JSF, JMS, XML, JavaScript, Oracle10g, Crystal Reports, Unix shell scripts, DB2, Swing, log4j, TOAD, PL/SQL, Adobe Life Cycle Designer, SAX, DOM.