PROFESSIONAL SUMMARY:

• Around 8 years of IT experience in all phases of Software Development Life Cycle (SDLC) such as Planning, Analysis, Design, Implementation, Testing and Maintenance of Web Based, Client - Server and N-tier Architectures in domains like Finance, Banking, Telecom etc. Wide knowledge and proven experience in web development and maintenance. A self-starter, quick learner and capable of working independently to achieve milestones and deadlines. Adept at prioritizing, tracking and completing tasks to accomplish project goals.
• Extensive experience of designing and developing software applications with the JDK, J2EE, EJB, Annotations, Java, JSP, Servlets, Java Beans, JNDI, AJAX, JMS, ORM, JNDI, Web services, JDBC, JAXP, RMI, XML, JavaScript, JQuery, CSS, Web Services (SOAP & RESTful).
• Having extensive work experience with Java 1.7 and 1.8 ( JDK, JRE ), J2EE, JSP, JavaScript, and Hibernate, Spring, Struts MVC .
• Extensively used Java multi-threading to implement batch Jobs with JDK 1.8 features.
• Worked in Java 1.8, extensively using Streams API.
• Worked on Java 8 upgrade using new library for refactoring, lambda, functional interfaces, streams -parallel processing and aggregations.
• Experienced in a fast-paced Agile Development Environment including Test-Driven Development (TDD), Scrum and SAFe. (Scaled Agile Framework)
• Proficient in Java/J2EE Design Patterns including singleton, Factory, Model View Controller (MVC), Data Access Object (DAO), and Business Delegate. Well versed with core Java concepts like collections, multithreading, serialization, Java beans.
• Worked on setting up the life cycle policies to back the data from AWS S3 to AWS Glacier.
• Experience utilizing and making custom scripts and applications utilizing the AWS SDK and/or CLI Tools.
• Hands on experience with amazon web services (AWS) and amazon cloud technologies such as Amazon EC2 (virtual servers) and Amazon Cloud Watch (monitoring).
• Extensive experience as a User Interface/Front End Developer in developing web applications using HTML, XML, CSS, Java Script, JQuery, AJAX, AngularJS and ReactJS.
• Extensive experience in developing JEE based Web Services to expose useful functionality to web users through SOAP, describing them using WSDL, registering them using UDDI for easy availability to potential users and consuming using Axis2, Apache CXF and JAX-WS
• Good Working experience in using different modules like Spring Core Container Module, Spring Application Context Module, Spring MVC Framework module, Spring AOP Module, Spring ORM Module etc. in Spring Framework.
• Strong Object Oriented Analysis and Design (OOAD), ERD documentation, UML artifacts modeling with Rational Rose and Enterprise Architect. Applied the requirements engineering, analysis, and design disciplines of the RUP to J2EE projects.
• Experience in writing numerous test cases using JUnit framework with JPROB integration
• Worked on IDE’s such as Eclipse, RAD, IntelliJ, STS and JBuilder for developing, deploying and debugging the applications.
• Developed Cloud Compatible Micro Services using Spring Boot , java and related web technologies
• Used Spring Boot which is radically faster in building cloud Micro Services and develop Spring based application with very less configuration.
• Implemented various levels of application and services using Spring-Framework, EJB3 Struts and ORM tools like Hibernate, IBATIS, and MyBatis for fast pace and efficient code generation.
• Worked on various XML technologies i.e., writing DTD, Schema, Namespaces, XSL, Xpath, Xlink, XQuery, XHTML and SAX, DOM, JDOM parsers.
• Experience working with databases such as Oracle, MS-SQL Server, MySQL, PL/SQL and NoSQL like Mongo DB.
• Experience in database related work primarily creating complex stored procedures, Views, Triggers, Functions, using PL/SQL.
• Experience in Configuration Management, setting up company Version policies, build schedule using Clear Case, SVN, CVS and Git.
• Expertise working on Application servers and Web servers like WebSphere, WebLogic, JBoss and Apache Tomcat.

TECHNICAL SKILLS:

Languages: C, C++, Java 1.8, SQL, PL/SQL

WEB Technologies: Java Script, HTML, XHTML, CSS, JQuery, Ajax, SOAP, REST, Boot Strap, Angular JS, NodeJS, BackboneJS, Ember JS, DOJO, Swings

XML Technologies: XML, SAX, DOM, XSL, XSLT, XSD, DTD, XPath, WSDL, SOAP

Tools: & Framework: Struts, Hibernate, JPA, JSF, Spring-MVC, Spring IOC, Spring-ORM, Spring-AOP, spring batch, spring security, spring boot, Ajax, IBatis, and Tiles

Web Services: SOAP, RESTful, UDDI, WSDL, JAX-RPC, JAX-RS JAX-WS, Axis, jersey, Amazon Web Services (AWS), Micro Services

Web/App Servers: Web Sphere, Web Logic, Apache Tomcat and JBoss

Database: Oracle, SQL-Server, MySQL Server, Mongo DB, Dynamo DB

Development Tools: STS, Eclipse, IntelliJ and RAD

Version Control: GIT, CVS, SVN, Rational Clear Case

Modeling/ CASE Tools: Rational Rose, MS Visio Professional

WORK EXPERIENCE:

Confidential, Tampa, FL

Sr. Java Developer

Responsibilities:

• Actively involves in various phases of Software Development Life Cycle (SDLC) such as Design, Analysis, Development and Testing.
• Actively participated in the daily SCRUM meetings with our team to produce quality deliverables within time.
• Implemented Micro Services based Cloud Architecture using Spring Boot.
• Involved in using java like Collections, Exception Handling, Multi-Threading, Serialization and Java 1.8 features like Lambda expressions, Stream API, and Method references.
• Worked on Java 8 upgrade using new library for refactoring, lambda, functional interfaces, streams -parallel processing and aggregations.
• Used Java 8 Lambda expressions and functional interfaces, wherever possible. Also, used Java8 features like Streams, Producer, Consumer, Bi Consumer etc.
• Designed and developed Micro Services business components and RESTful service endpoints using spring boot.
• Implemented RESTful and SOAP based web services using for JAX-RS and JAX-WS respectively.
• Implemented first-hand the best/worst practices for integrating Micro Services into existing system architecture.
• Micro Services were being used as a strategy to gradually replace a core monolithic application while still adding business features.
• Used Pivotal Cloud Foundry to deploy Micro Service applications.
• Designed and implemented application using Spring Boot, Spring MVC, Spring IOC, Spring Annotations, Spring AOP, Spring Transactions, Spring JDBC.
• Implemented Batch jobs using Spring Batch created various item readers, item writers and item processors.
• Used MongoDB and Oracle for the application. The legacy info goes to Oracle and rest to MongoDB.
• Worked on MongoDB database concepts such as locking, transactions, indexes, Sharding, replication and schema design etc.
• Involved in support for end to operations support for OSS/BSS (Business Support System) identify gaps, and propose solutions and manage issue resolution.
• Extensively worked on Drools Rules Engine for writing business rules validation and externalization of parameters.
• Validations are done using SoapUI and Ready API testing tool framework in different environments.
• Developed user interface using JSP, JSP Tag libraries, third party libraries and Java Script to simplify the complexities of the application
• Automate build process through Gradle Script build framework.
• Used Jenkins for Continuous Integration and Continuous Delivery to build pipelines during deployment.
• Worked on Log4J to validate functionalities and JUnit for unit testing.
• Used GitHub to maintain the version of the files and took the responsibility to do the code merges from branch to trunk and creating new branch when new feature implementation starts
• Used Spring Tool Suite(STS) IDE tool for application development and Tomcat server to deploy the application.

Environment: Java1.8, Spring, Spring MVC, Spring Boot, Spring Security, Spring batch, Micro services, Pivotal cloud foundry, Servlets, XML, JDBC, Oracle, MongoDB, Gradle, Tomcat, JMS, RESTful, SOAP, WSDL, Log4J, Junit, SoapUI, Ready API, JavaScript, JSP, HTML, AngularJS, AJAX, GIT, Jira, GitHub, Agile Methodology, STS.

Confidential, Bloomington, IL

Sr. Java Developer

Responsibilities:

• Actively involved in the analysis, definition, design, implementation and deployment of full Software Development Life Cycle (SDLC) of the project.
• Involved in multi-tiered J2EE design utilizing Spring Inversion of Control and Hibernate.
• Used Hibernate, Object Relational Mapping (ORM) solution, technique of mapping data representation from MVC model to Oracle Relational data model with an SQL-based schema.
• Actively participated in the daily SCRUM meetings to produce quality deliverables within time
• Implemented RESTful web services using Apache CXF, Jersey for JAX-RS
• System built using Model-View-Controller (MVC) architecture. Implemented the application using the concrete principles laid down by several design patterns such as DTO, Intercepting Filters, Singleton and Data Access Object(DAO)
• Spring Batch is used for Batch processing with which notifications are sent in timely manner.
• Designed and implemented application using JSP, Spring MVC, JNDI, Spring IOC, Spring Annotations, Spring AOP, Spring Transactions, Hibernate, JDBC, SQL, ANT, JMS, Oracle
• Designed and developed a JDBC driver that intercepts a create view DDL parses it, converts it to a relational model, and stores in the database.
• Developed User friendly interface to seamlessly combine the new module with existing login system using AngularJS.
• Developed user interface using JSP, JSP Tag libraries, third party libraries and Java Script to simplify the complexities of the application
• Worked on using WebSphere server built in JMS provider for communicating with legacy applications
• Used object storage container to store the secured files, and retrieved from API by using Amazon Web Services (AWS).
• Implemented Micro Services based Cloud Architecture on Amazon Web Services (AWS)Platform and Cloud Foundry.
• Configuring Jenkins jobs to make sure the project is built successfully in different development environment.
• Automate build process through Maven build framework.
• Proficiency in adoption of architecture paradigms such as SOA, Web Services, Middleware technologies.
• Configured and build Asynchronous communication with JMS services with MQ services.
• Spring MVC model integration for front-end request action controller
• Designed GUI using HTML5, Bootstrap and different JavaScript frameworks.
• Developed Spring-based applications using Drools and Java.
• Used Spring framework including Spring core/IOC, Spring Web, Spring Security.
• Developed various UML diagrams like use cases, class diagrams, interaction diagrams (sequence and collaboration) and activity diagrams
• Worked on Log4J to validate functionalities and JUnit for unit testing
• Implemented configured and customized JIRA issue tracking software with agile plug-in across all company functions and acted as JIRA administer.
• Used GIT as version control to maintain the version of the files and took the responsibility to do the code merges from branch to trunk and creating new branch when new feature implementation starts

Environment: Java, Spring MVC, Spring Batch, Spring Boot, Spring Security, Hibernate, Oracle, Servlets, XML, JUnit, Jenkins, Maven, WebSphere, JMS, Micro Services, AWS, MQ services, JavaScript, JSP, HTML, AngularJS, Bootstrap, AJAX, Log4J, Restful, SOAP, WSDL, JIRA, Drools, Agile Methodology, GIT, BitBucket, Jenkins, STS.

Confidential, Kansas City, MO

Java/ J2EE Developer

Responsibilities:

• Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology.
• Involved in writing Spring Configuration XML file that contains declarations and another dependent object declaration.
• Developed user interface using JSP, JSP Tag libraries, third party libraries and Java Script to simplify the complexities of the application.
• Inserted Dependency Injection between components using Spring(IOC) concept.
• Implemented Asynchronous messaging between components using JMS.
• Used Multithreading (Concurrent) in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
• Developed batch job using EJB scheduling and leveraged container managed transactions for highly transactions.
• Used LDAP authentication to provide authentication, authorization and access-control features for this application.
• Developed Java and EJB in Mainframe DB2 environment.
• Wrote Stored Procedures and complicated queries for IBM DB2
• Implemented SOA architecture with Web Services using SOAP, WSDL, UDDI and XML using Apache CXF framework tool/Apache Commons. Worked on parsing the XML files using DOM/SAX parsers.
• Designed and developed Hibernate DAO’s using Spring Framework’s Hibernate Dao Support and Hibernate Template.
• Involved in the development of the User Interfaces using HTML, JSP, JS, Dojo Tool Kit, CSS and AJAX.
• Involved in creating various Data Access Objects (DAO) for addition, modification and deletion of records using various specification files.
• Used MQ series of messaging and queuing purpose in the application
• Created tables, triggers, stored procedures, SQL queries, joins, integrity constraints and views for multiple databases, Oracle using Toad tool.
• Wrote client-side validations for DOJO and XML files which checks for the valid values for the different events that are being logged.
• Involved in developing the Graphical User Interface using HTML, JavaScript, CSS and JSP .
• Developed User friendly interface to seamlessly combine the new module with existing login system using Angular JS.
• Developed Java server Pages using JSP Tags, Spring - tags, minimal Scrip lets, HTML for client-side validation and errors to ease troubleshooting.
• Involved in Unit Testing of various modules by generating the Test Cases.
• Involved in day to day handling of JIRA issues (production issues at time) that involved data inconsistencies that required to be solved in very less time.
• Implemented PL/SQL procedures and views in Oracle Database.
• Implemented Log4J for Logging Errors, debugging and tracking using logger’s components.
• Used GIT Version controller and Tomcat server to deploy the application.
• Used Eclipse as IDE for developing code modules in development environment.

Environment: Java, J2EE, Spring, Spring Boot, Hibernate, SQL, PL/SQL, Oracle10g, DB2 JMS, MQ Series, SOAP, WSDL, HTML, XHTML, CSS, JavaScript, jQuery, JSP, AJAX, Angular JS, Tomcat Server, LDAP Authentication, Log4j, JIRA, Maven, GIT, Eclipse.

Confidential, Tampa, FL

Java Developer

Responsibilities:

• Followed Agile SCRUM methodology and used Test Driven Development (TDD).
• Developed the application using Struts Framework that leverages classical Model View Controller (MVC) architecture.
• Implemented Spring MVC framework in the application.
• Involved in developing code for obtaining bean references in Spring framework using Dependency Injection (DI) or Inversion of Control (IOC).
• Involved in development of Debit Memo module using JSPs and Servlets.
• Developed Object -- Relational (O/R) mapping using Hibernate. Developed Data Access Object (DAO) persistence layer using Hibernate.
• Involved in development of Web Services using JAX-WS to get data from the SAP System.
• Used Oracle SQL Developer for Oracle 10g for running queries to confirm the results from the application.
• Involved in writing SQL queries and stored procedures for the application in Oracle.
• Worked on code-merge, code integration and module integration. Involved in monitoring the defects and assigning it to the concerned.
• Used JUnit for Unit Testing and Clover for code coverage.
• Used SVN as Version Control System for the application.
• Provided support to the testing team and involved in the Bug Fixing.
• Deployed the application on to IBM WebSphere in UNIX environment IBM AIX. Tested the application after making the necessary configuration.

Environment: Struts, Hibernate, spring, JSP, Servlets, JMS, XML, SOAP, UDDI, WSDL, WAP, WML, JDBC, HTML, JavaScript, JNDI, SVN, Log4j, Junit, IBM WebSphere App server, WSAD, SQL Server.

Confidential

Java Developer

Responsibilities:

• Involved in development, testing and implementation of the complete business solution.
• Used Java Servlets extensively and using JDBC for database access.
• Designed and developed user interfaces using JSP, JavaScript and XHTML.
• Used various J2EE design patterns like Singleton, Command Pattern for the implementation of the application.
• Designed, coded and configured server side J2EE components like JSP, Servlets, JavaBeans, JDBC, JNDI, JTS, Java Mail API, XML.
• Involved in database design and developed SQL Queries on MySQL.
• Configured the product for different application servers.
• Involved in client-side validations using JavaScript.
• Used Swing Layout managers and Swing components for creating desktop application.

Environment: Java, JDBC, Servlets, Struts, JSP, Hibernate, Java Mail API, AJAX, HTML, XML, ANT, Log4J, CVS, Eclipse, MySQL, Apache Tomcat Server.

Confidential

Jr. Java Developer

Responsibilities:

• Extensively use of Core Java features including collection, exception handling, generics and annotation in the logic tier to implement the mortgage calculator algorithms such as monthly payment for fix rate and ARM.
• Designed the back-end server, build web service to provide result and generate report and also the front-end user interface.
• Developed Presentation and validation layers using JSP, HTML and CSS3 Custom Tag Libraries.
• Retrieved data from the web service for calculation using AJAX call.
• Involved in designing the user interfaces using Struts Tiles Framework
• Developed JUnit test cases for DAO and Service Layer methods.
• Extensively used J Query validation package to make client side user input validation
• Extensively used Cache to avoid the repeated logic calculation and access database
• Used JSP, JavaScript and JDBC to create web Servlets
• Created tables in database based on the Entity-relationship model that is provided by the database architect
• Used SVN for version control
• Used IBM RAD7 as IDE tool to develop the application and JIRA for bug and issue tracking.

Environment: Java, J2EE, JDBC, JSP, Oracle, JavaScript, HTML, CSS3, Struts, jQuery, JUnit 4, AJAX, SVN, JIRA.