PROFESSIONAL SUMMARY:

• Having 8+ years of experience in all phases of software development life cycle (SDLC), which includes User Interaction, Business Analysis/Modeling, Design/Architecture, Development, Implementation, Integration, Documentation, Testing, and Deployment of desktop, Enterprise and Web based applications using Java, J2EE technologies.
• Good knowledge in field of data structures, Algorithms and various design patterns and had 1 year of experience in those fields.
• Strong application development experience in using Agile Software Development methodologies like Scrum, Sprint and Traditional software models like Waterfall and TDD.
• Expertise in developing web pages using HTML5, CSS3, JavaScript, JQuery, Ajax, AngularJS, Bootstrap with webpage cross browser compatibility and responsive web design and Server scripting language like Node JS, BackboneJS.
• Developed the application using Java 1.8 and implemented its features like Lambdas Expressions, Time API, Streams, functional interfaces, collectors, default methods, type interfaces, foreach.
• Hands on experience in developing and solid understanding of Micro Services Architecture, Service Oriented Architecture (SOA) and Test - Driven Development.
• Having Good experience in developing and migrating existing application into cloud-based platforms like Amazon Web Services (AWS) and Pivotal Cloud Foundry.
• Hands on experience working with various Amazon Web Services like EC2, SQS, S3, Elastic Search and Dynamo DB through AWS Console and API Integration.
• Proficient in implementation of frameworks like Struts, Spring ( Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Spring Boot, Spring Data, Spring Batch, Spring TX), JSF, AJAX frameworks (RichFaces, MyFaces) and ORM frameworks like Hibernate, IBATIS.
• Proficient in developing Web Services, related technologies &frame works: WSDL, SOAP, REST, JAX-WS, JAXB, JAX-RPC, AXIS and Jersey, SOAP UI and generating client’s client using Eclipse for Web Services consumption.
• Expertise in Web Front End Technologies Struts, Tag Libraries and Struts custom validation rules, Tiles, JSTL, Java Script, DHTML and XML/XSL.
• Developed web-based enterprise applications using core Java, J2EE, Servlets, JSP, EJB, JMS, JDBC, Hibernate, Web Services (SOAP and REST), MVC framework (Struts, Spring MVC), SQL and Object-Oriented Programming techniques.
• Proficient in core java concepts like Collection Framework, Multi-threading, Generics, Annotations, Serialization, Thread pools, JavaBeans, Externalization.
• Expertise XML technologies like DTD, XSD, XSLT and various parsers like DOM, SAX and JAXB.
• Extensive experience working with RDBMS such as MySQL , MS SQL Server, Teradata , DB2, Oracle.
• Experience in working with the NoSQL Database like MongoDB to manage extremely large data sets.
• Expertise at JDBC API for connection and access to databases.
• Expertise in Creating Hibernate configuration file, Hibernate Mapping files and defined persistence classes to persist the data into Oracle Database.
• Hands on experience in creation, Configuration and management of MQ series objects like Queue Managers.
• Worked on deployment, installation, configuration and issues with Application servers like Apache Tomcat, IBM Web Sphere, BEA WebLogic and JBoss Enterprise Application Server.
• Experience in implementing Design Patterns like Singleton, Factory, MVC, Data Access Object and Business Delegate.
• Worked on HDFS, Hadoop, Spark, Hive, Ambari for storing large amount of data.
• Experienced in developing UML diagrams with Star UML, Rational Rose
• Experience on different IDEs such as RAD, Eclipse, Spring Tool Suite, and IntelliJ.
• Actively involved in the DevOps streamlining process through Jenkins CI and CD Release Automation.
• Subversion SVN, CVS, GIT and Visual Source Safe as versioning software tools.
• Hands on experience in building tools like ANT, Maven, Gradle.
• Extensively worked on Pivotal Tracker and JIRA tools for tracking stories in a Project in a different methodology of Software Development Life Cycle.
• Configured and created application log files using Log4J to trace required application messages.
• Having Experience on UNIX, Linux commands and Deployment of Applications in Server and ability to work effectively on Windows platforms.
• Ability to work effectively in cross-functional team environments and experience of providing training to business user.
• Good understanding of Business workflow, Business logic and Business methods for further implementation of user requirement in a distributed application environment

TECHNICAL SKILLS:

Languages: C, C++, Java 1.8, J2EE, SQL, PL/SQL, Python

Enterprise Java: Java, J2EE, Swing, RMI, Sockets, JDBC, Servlets, JSP, JMS, Java Beans, JSTL, JSF, Struts, EJB, Spring, JTA, JNDI and JPA

Web/XMLTechnologies: HTML5, CSS3, JavaScript, JQuery, AngularJS, XML, XSD, XSL/XSLT, SAX/DOM, AJAX, JSON, Backbone JS, DOJO, NodeJS.

Tools: & Framework: Struts, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, JMS, JSF, Log4J, SOA, Jasper reports, SOAP UI, Spring Boot, Spring Batch, Spring Security, and Spring Data.

Web services: SOAP, RESTful, UDDI, WSDL, JAX-RPC, JAX-RS JAX-WS, JAX-B, Apache Axis2, Apache CFX, JMS, MQ, AWS

Web/App Servers: Web Sphere, WebLogic, Apache, Tomcat, JBoss.

Database: Oracle, SQL-Server, MySQL server, MS SQL, IBM DB2, MongoDB and NoSQL

Development Tools: Eclipse, RAD, Spring Tool Suite (STS), IntelliJ

O-R mapping: Hibernate, JPA, JTA

Testing Tools/ Others: JUnit, SoapUI, Putty, Rational Clear Quest, RTC, LoadUI, JIRA

Version Control: GIT, CVS, SVN, Rational clear case, Star Team

Platforms: Windows, Win 2k Server, Sun Solaris, UNIX

Cloud Technologies: AWS EC2, S3, Dynamo DB, ELB

PROFESSIONAL EXPERIENCE:

Confidential, Wilmington, DE

Sr. Full Stack Java Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development and testing.
• Developed web-based enterprise applications using core Java, J2EE, Servlets, JSP, EJB, JMS, JDBC, Hibernate, Web Services (SOAP and REST), MVC framework (Struts, Spring MVC), SQL and Object-Oriented Programming techniques.
• Interact with the business owners and aid in understanding the application.
• Developed the front-end using HTML5, JavaScript, jQuery, AJAX and CSS3 .
• Developed application using JSP, AngularJS 2 for admin pages.
• Integrated the front-end jQuery UI with backend REST API using AngularJS .
• AngularJS Ajax module is used to handle RESTful calls to enable communication between view components and server.
• Used Java 1.8 Lambda expressions along with Streams for creating internal iteration and performing chain operations such as Filter , Map , Collect on a collection Objects
• Called Rest web services through Angular 2 services to get JSON Object and modified the response object to display in UI.
• Followed Single Page Application (SPA) Pattern and used AngularJS MVC to build a cross-browser complaint application.
• Used NodeJS for building web applications with client-server architecture where both can initiate communication in two-way connections and allows them to exchange the data.
• Used object storage container to store the secured files and retrieved from API by using Amazon webservices(AWS), Pivotal Cloud foundry .
• Deployed Spring boot based Micro Services, Docker container using Amazon EC2 container services and using AWS admin console.
• Created PL/SQL stored procedures, functional and packages for moving the data from staging area to data mark.
• Performed SQL and PL/SQL tuning and Application tuning using various tools like EXPLAIN PLAN, SQL*TRACE, TKPROF and AUTOTRACE.
• Extensively involved in using hints to direct the optimizer to choose an optimum query execution plan.
• Used Bulk Collections for better performance and easy retrieval of data, by reducing context switching between SQL and PL/SQL engines.
• Created PL/SQL scripts to extract the data from the operational database into simple flat text files using UTL FILE package.
• Creation of database objects like tables, views, materialized views, procedures and packages using oracle tools like Toad, PL/SQL Developer and SQL* plus.
• Used MongoDB, NOSQL as data storage and utilized aspects like replica sets, sharing and clever document design to make service extensible scale and feature wise.
• Worked on HDFS and Hive, Spark, Ambari, Pig for large amount of data to be inserted and operations to be performed.
• Worked with Spring actuator which is configured Spring Boot application and monitor by invoking HTTP endpoints.
• Developed Microservices using Spring MVC, Spring Boot, Spring Cloud.
• Used a Microservices architecture, with Spring Boot-based services interacting through a combination of REST and Spring Boot.
• Used Microservices are designed with the individual database and project with no dependencies.
• Worked on RESTful Web Services for transferring XML data between two interfaces.
• Created REST based web services by establishing links using HATEOAS from Spring based application.
• Hands on experience with MongoDB Installation, Configuring, Monitoring and Designing Shared Environment.
• Worked on Mongo DB concepts such as locking, transactions, indexes, replications, schema design.
• Created Stacks using Amazon Cloud Formation templates to launch AWS Infrastructure and resources. Used AWS Lambda to run the code in the AWS comprehensive, evolving cloud computing platform.
• Create and configured the continuous delivery pipelines for deploying Micro services by using Jenkins CI server.
• Used spring Framework for implementing business logic and maintaining transactions.
• Developed the application with various Spring Framework modules like Spring IOC, Spring AOP, Spring Boot, Spring Security, Spring Batch.
• Worked on HDFS, Hadoop, Spark, Hive, Ambari for storing large amount of data.
• Used Spring Security for Authentication and Authorization of the application.
• Design and Development of the system work flow. Used Singleton, Spring MVC, Hibernate , Factory Pattern and DAO design patterns .
• Used Hibernate as persistence Layer - using the SQL Server Database and configuration data to provide persistence services (and persistent objects) to the application.
• Used HQL and SQL as the query languages in Hibernate Mapping . Integrated the Spring and Hibernate framework.
• Used BASH in Linux environments to test functionality.
• Designed and implemented Hibernate Annotation-based persistence layer for backend.
• Wrote SQL Queries to interact with SQL Server Database .
• RESTful web services using Jersey for JAX-RS implementation.
• Used Maven for the project management like build, install
• Done with unit testing of all Java classes using Junit , Mockito, JAssert framework.
• Actively Participated in tracking and resolving Production issues.
• Worked on issue tracking tool JIRA .
• Implemented log4j for debugging. Utilized the same for logging each sensible data access from the application.
• Hands on experience in building tools like ANT, Maven, Gradle.
• Used GIT for Source Control and Version Management of all codes and resources.
• Involved extensively in Code Reviews, Unit testing and Process Improvements.
• Involved in Daily SCRUM meetings and weekly SPRINT Meetings.
• Interacted with Product Managers to fine tune user stories and with testing team to approve Functional Specification and test cases.

Environment:: Java1.8, HTML5, CSS3, jQuery, Ajax, AngularJS, NodeJS, JSP, Hibernate, Spring, Spring Batch, Spring Boot, Spring Security, Spring MVC, Maven, WebSphere, JavaScript, Agile Methodology, Restful, Log4J, AWS, Micro Services, MongoDB, Automation Testing, JIRA, JUnit, GIT, Jenkins and STS.

Confidential, Minneapolis, MN

Java/J2EE Developer

Responsibilities:

• Involved in SDLC requirements gathering, analysis, design, development and testing of application.
• Developed using Agile methodology.
• Used Java 1.8 Lambda expressions along with Streams for creating internal iteration and performing chain operations such as Filter , Map , Collect on a collection Objects.
• Developed web-based enterprise applications using core Java, J2EE, Servlets, JSP, EJB, JMS, JDBC, Hibernate, Web Services (SOAP and REST), MVC framework (Struts, Spring MVC), SQL and Object-Oriented Programming techniques.
• Developed user interface using JSP, JSTL, HTML5, CSS3 and JavaScript to simplify the complexities of the application.
• Used AJAX in suggestion list and to display dialog boxes.
• Created Node.js EXPRESS Server combined with Socket.io to build MVC framework from front-end side Angular2 to back-end Oracle. used PYTHON by which we can handle UI and server-side programming. User tracers and solve complex problems
• Worked on HDFS and Hive, Spark, Ambari, Pig for large amount of data to be inserted and operations to be performed.
• Involved in the implementation of dynamic profile Routing for supporting new profiles and enhancing the customer experience.
• Developed Advance PL/SQL packages, procedures, triggers, functions, Indexes and Collections to implement business logic using SQL Navigator. Generated server side PL/SQLscripts for data manipulation and validation and materialized views for remote instances.
• Created management analysis reporting using ParallelQueries, Java stored procedure, HTPPackage and WEB.SHOW DOCUMENT. Participated in change and code reviews to understand the testing needs of the change components. Worked on troubleshooting defects in timely manner.
• Built the application based on Java JDK 1.7 enhancements of Exceptions and Collections at service layer.
• Consumed REST Web services from server-side application using JAX-RS 2.0 libraries for modifying the data and the data expecting from client has no modification and requested from Angular JS and sent to UI directly.
• Developed Stateless session beans to parse (parser frame work) and process the user request into domain object (DAO design pattern) to delegate the business request to the business delegate object.
• Developed necessary parsing and XML construction logic using XML parser APIs JAX-B.
• Designed & Developed Request, Response XML schemas (XSD) for the Module which are part of SOAP request and response.
• Developed service-oriented middleware to in corporate two legacy source systems and published them as web-services. Incorporated source system specific business logic in Java code and exposing them as Web Service as per Base profile specifications and WSDL contract.
• Developed user interface using JSP published validation framework to support client side and server-side validation.
• Used Dependency Injection feature of Spring Framework to inject dependency into objects and to wire objects of business classes.
• Used Spring MVC pattern to map the client requests and to serve it to get finally the desired object with modified data.
• Used Spring JDBC Template (Spring Data) in connecting to Data source to get the database connections.
• Developed persistence layer Data access objects using DAO pattern, JDBC, Hibernate, JPA ORM mapping tool.
• Pivotal Cloud foundry for the Domain and storing NOSQL data and retrieving outputs.
• Developed costume queries using hibernate criteria, native SQL and HQL. Developed inheritance domain objects using table per class hierarchy strategy.
• Used MongoDB, NOSQL as data storage and utilized aspects like replica sets, sharing and clever document design to make service extensible scale and feature wise.
• Done with unit testing of all Java classes using Junit , Mockito, JAssert framework.
• Configured EH Cache to load the static tables into secondary storage area.
• Used built in Stored Procedures to reach the requirements from the Client to improve the response times of the services.
• Used JIRA to keep track of bugs and stories.
• Used SVN as build-automation tool for the process of Continuous Integration the project.
• Developed customized SQL for retrieving the data from the database worked with business and client to reach the performance parameters.
• Developed unit test cases to test business scenarios associated with each use case sequences.

Environment : Java (JDK 1.7), JEE, HTML, CSS, JavaScript, AJAX, jQuery, Angular JS, Web-Services (SOAP and RESTful), JAX-RPC, WSDL, WebLogic, Spring (Dependency Injection, AOP), Hibernate, Spring MVC, Spring JDBC (Spring Data), JDBC, JPA, JAX-B, Oracle 10g Enterprise, Oracle Forms, JUnit, SVN, JAXB, JBoss, JIRA.

Confidential, Chicago, IL

Java Developer

Responsibilities:

• Involved in SDLC requirements gathering, analysis, design, development and testing of application developed using Agile methodology.
• Created user-friendly GUI interface and Web pages using HTML, Angular JS, Node JS, JQuery, Ajax and Java script.
• Defined new validations through AngularJS for the form field validation implemented through HTML.
• Used Spring MVC and Dependency Injection for handling presentation and business logic.
• To maintain loose coupling between layers published the business layer as services and injected the necessary dependent components using Spring IOC and published cross cutting concerns like Logging, User Interface exceptions, Transactions using Spring AOP.
• Integrated Spring DAO for data access using Hibernate.
• Used Spring Security for Authentication and Authorization of the application.
• Implemented persistence framework using Hibernate& Handled Transaction Management using the provided data source.
• Extensively used JSON to parse the data from server side to satisfy the business requirement.
• Responsible for designing Hibernate mapping files based on business logic and Object relationships.
• Integrated Spring and Hibernate together and worked on developing backend components and services using Hibernate and spring.
• Extensively used HQL, PSQL and SQL for querying databases.
• Developed Message Driven Bean for asynchronous sending Messages using JMS.
• Consumed Web Services to interact with other external interfaces in order to exchange the data in different forms by using RESTful service.
• Used Spring JMS module for lookup for the queues and MDBs for the listeners
• Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for Oracle.
• Packaged and deployed the application in IBM WebSphere.
• Used PYTHON in UI and Server Side programming and worked in LINUX environment.
• Written LINUX shell scripts to identify user login information.
• Used Log4J for application logging and notification tracing mechanisms.
• Used Maven tools for building and deploying the Web applications.
• Analysis and Bug fixing of the production problems and defects along with enhancements
• Implemented JUNIT test cases for unit testing and Suites for end to end testing.
• Used JIRA for tracking the Project Stories in Agile Methodology.
• Used Tortoise SVN 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: HTML5, CSS3, AngularJS, NodeJS, JSON, XML, AJAX, JQuery, Struts, Hibernate, Spring MVC, RESTful, HQL, SQL, IBM WebSphere Server, Oracle, JMS, JNDI, Maven, RMI, Eclipse IDE, UML, JIRA, Tortoise SVN, LINUX.

Confidential, Iowa City, IA

Java Developer

Responsibilities:

• Was involved in all the phases of the project right from requirements gathering to maintenance.
• In architecting various Business Layer and Data Management components of multi-tiered web based system over J2EE architecture.
• Participated in Functional Document reviews and created Technical documents using PHYTON and also used in UI and Front end technologies
• Actively designed, developed and integrated the Metrics module with all other components.
• Developed Inventory Accounting System using Spring Boot , Spring Data .
• Used Spring Security to provide authentication, authorization and access-control features for this application.
• Designed and developed Hibernate DAO's using spring framework's Hibernate Dao Support and Hibernate Template.
• Used Scrum for managing product development.
• Development using Bootstrap for real time web development.
• Used selenium to automate the testing procedure for UI screens.
• Developed Struts Action and Form classes to access Java Beans and UI.
• Developed and deployed various Sessions beans.
• Worked on distributed database management systems like Cassandra .
• Used Hibernate to access database and perform database updating.
• Used Spring Core for middle tier development to achieve inversion of control.
• Wrote complex queries and mapped database views using DAO in Oracle .
• Used Python programming and language to develop a working and efficient network within the company
• Utilized Python in the handling of all hits on Django Redis and other applications
• Developed Advance PL/SQL packages, procedures, triggers, functions, Indexes and Collections to implement business logic using SQL Navigator. Generated server side PL/SQLscripts for data manipulation and validation and materialized views for remote instances.
• Created management analysis reporting using ParallelQueries, Javastoredprocedure, HTPPackage and WEB.SHOW DOCUMENT. Participated in change and code reviews to understand the testing needs of the change components. Worked on troubleshooting defects in timely manner.
• Experience in Database Application Development, Query Optimization, Performance Tuning and DBA solutions and implementation experience in complete System Development LifeCycle.
• Used SQL Server SSIS tool to build high performance data integration solutions including extraction, transformation and load packages for datawarehousing. Extracted data from the XML file and loaded it into the database
• Used various Core Java concepts such as Multi-Threading, Exception Handling, Collection APIs, Garbage collections for dynamic memory allocation to implement various features and enhancements.
• Co-ordination with offshore team on development activities.
• Developed Use Cases, UML diagrams such as Sequence Diagrams , Activity Diagrams and Class Diagrams, for my application modules (Metrics).
• Developed Web Services using XML messages that use SOAP . Developed Web Services for Payment Transaction and Payment Release.
• Developed the application using RAD as the IDE and used its features for editing, debugging, compiling, formatting, build automation and version control (SVN).
• Involved in testing the applicable code using Mockito framework and JUnit .
• Wrote test cases in Junit for unit testing of classes and implemented the logging using Log4j .
• Retrieving code from the repository and deploying in Production using ANT

Environment: HTML, CSS, XML, DHTML, JSP, Java Script, Servlet, Struts, Spring IOC, Spring Boot, Spring Data, JNDI, Hibernate, Log4j, Ant, WebSphere, Bootstrap , Scrum, Oracle, Rational Software Architect, Web Services(SOAP/WSDL), Web Logic Application Server, SVN, UNIX.

Confidential

Java Developer

Responsibilities:

• Developed web application using Struts, JSP, Servlet, Java beans that uses MVC design pattern
• Created user-friendly GUI interface and Web pages using HTML, CSS and JSP
• Wrote JavaScript for client-side validation.
• Used Eclipse as IDE tool for creating Servlet, JSP, and XML.
• Wrote SQL for JDBC prepared statements to retrieve the data from database.
• Monitored the logs using Log4J and fixed the problem
• The application was deployed on the Tomcat.
• Involved in build and deploying the application using ANT
• Used CVS as version control system
• Worked on bug fixing and Production Support

Environment: J2EE, JDBC, Struts, JavaScript, Html, CSS, JSP, Servlet, Tomcat, Oracle, Eclipse IDE, CVS, ANT, Log4J.

Confidential

Software Trainee

Responsibilities:

• Involved in SDLC - Requirements gathering, Conceptual Design, Analysis, Detail Design, Development, System Testing and User Acceptance Testing
• Implemented Use Case Diagrams and Sequence Diagrams during the design phase using Rational Rose.
• Developed user interface with Servlets and JSP.
• Responsible in creating Servlets, which route submittals to appropriate Enterprise Java Bean (EJB) components and render, retrieved information.
• Involved in implementing the DAO pattern for database connectivity and used the JDBC API extensively.
• Used Agile approach for the Software Development
• Designed and developed the UI using JSP, HTML, CSS and JavaScript.
• Also worked with the PDF and EXCEL format file download of user data on JSP’s when user wanted to save his/her personal data on JSP page tables.
• Extensively used WSAD 5.1 while writing code & used VCS for version control.
• Deployed and tested the prototype on WebSphere Test Environment 5.1 and contributed to deployment and maintenance on WebSphere Application Server 5.1.

Environment:: IBM WebSphere, Servlets, JSP, XML, EJB, JDBC, Oracle, UML, DHTML, CSS