SUMMARY

• Oracle certified Java Full stack developer with over 9.5 years of experience in Analysis, Design, Development, Testing, Maintenance and Implementation of large scale Business Applications Software and Client/Server applications development and Internet Applications.
• Proficiency and Expertise in applying design patterns like MVC, Singleton, Front Controller, Data Access Object
• Expertise in developing applications using Java/J2EE (J2EE, Servlets, JSP with custom tags, spring, Hibernate, Java Beans, JDBC), VB 6.0, XML, REST web services, Agile, JavaScript, HTML5, CSS, jQuery, Angular, Lodash, Bootstrap.
• Experience in Enterprise, Insurance, Finance, e - Discovery, System Integration Tools, Migrating code and Products, B2B and B2C
• Good working experience in designing Micro-services architecture which involves, breaking big components into small reusable components, bootstrapping using spring boot.
• Implemented reusable components using JavaBeans anddatabase using JPA/Hibernate/JDBC API.
• Well versed with Core Java concepts like Collections, Multithreading, Serialization, Exception handling.
• Expert level skills on Angular, JavaScript, AJAX, JSON, HTML, CSS, Tiles, Tag Libraries.
• Experienced in Search Frameworks like Elastic, Log stash for creating indexes, document creation, updating and searches.
• Proficient in developing Angular Applications involving services, modules, controllers using Dependency injection.
• Extensive experience in both SQL(MS SQL Server, MYSQL, Oracle) and NoSQL databases(Mongo)
• Experience in Web Service Technologies: REST, JAX RS/Jersey, Spring REST services, JSON/XML payloads.
• Experienced in UML for System designs using Visio and Rational Rose tools.
• Ability and aptitude to adapt learn and understand new and emerging technologies and standards in a very short period. Trust-worthy, target oriented and absolute commitment.
• Sound knowledge on unit testing and integration testing frameworks and libraries like Jasmine, Junit, Mockito; test runners like Karma; assertion libraries like Chai, Expect, Should.
• Expertise in working with SVN, Git and GitHub, Jenkins.
• Thorough understanding on the Project Object Model (POM) in Maven to handle dependencies.
• Good understanding of agile process and concepts of user stories and scrum meetings for incremental development.

TECHNICAL SKILLS

J2EE Technologies: JDBC, Servlets, JSP, Applets, Spring, Hibernate, Guice, JSON, JAXB, Jax-RS/Jersey, Maven, JUnit, Mockito, Elastic Search(JEST) frameworks, JSP Java Mail, log4j

Web Technologies: HTML4/5, CSS2/3, AngularJS, XML, XSD, JavaScript, AJAX, JQuery, JSON, Bootstrap, REST Web services.

Languages: Java7.0, C++ SQL, PL/SQL

IDE Tools: Eclipse, Netbeans5.5/6.0, MySQL Workbench, SSMS

Application Servers: JBoss, Tomcat, Websphere.

Scripting Languages: JavaScript

GUI: Java Script, JSP, Angular JS, HTML, JQuery

Version Controlling: GIT, CVS, PVCS.

Case Tools: UML using Visio, Rational Rose

Unit Testing Tools: Junit, Jasmine, Karma, Mockito

Databases: Oracle 8i/9i/10g, MSSQL Server 7.0/2000, MySQL5.1/4.x/3.2, DB2, Mongo DB

Operating Systems: Windows, Linux, Unix.

Methodologies: Agile, Water Fall, Spiral Incremental

PROFESSIONAL EXPERIENCE

Confidential, New York NY

Full Stack Developer

Responsibilities:

• Involved in designing the user experience interface UI/UX strategy, UI requirements, converting findings into UI design.
• Used AngularJs as framework to create Single Page Application which can bind data to specific views and synchronize data with server.
• Leveraged MVC design pattern to organize AngularJs controllers, custom directives, factories and views.
• Worked on the REST/Web API to create the webservices and used AngularJS $HTTP service calls.
• Created micro-services using Vertx framework.
• Built web pages that are more responsive using Bootstrap, Loadash, jQuery, Angular JS, Javascript.
• Used promises($q) in AngularJS to retrieve data as JSON Object from controllers in back-end RESTful Server, then display the well-organized result in web pages by writing AngularJS controller, directives, services, and route providers. Also used Angular.js filter to make the data searchable and sortable.
• Created custom directives for certain application specific requirements, pagination, rich text editor by integrating "CKEditor".
• Used Java 8 Streaming API on collections, functional interfaces.
• Worked on drop Zone/File handling APIs to upload documents. Created re-usable components to encode/decode data, conversion of files to in-memory binary objects.
• Wrote java APIs to query Mongo database using different mongo operators. Wrote Mongo find/aggregation queries with pipeline stages.
• Worked on multiple BSON type objects and used based on requirement.
• Created services to access elastic search server to upload/retrieve documents and data. Constructed search queries using JSON-Style Domain Specific Language(DSL).
• Used apache POI for report generation in excel format and iTextPDF for document generation in PDF format.
• Designed templates for PDF documents, Emails, Reports using Velocity.
• Created data model validation module using "fge" API for validating JSON object against JSON schema.
• Used SVN for version control and JIRA for defect tracking,
• Used Jasmine/Karma, JUnit for unit testing.

Environment: JDK 8.0, Java/J2EE, Restful Web Services, Angular, Lodash, jQuery, Bootstrap, JavaScript, HTML5, CSS, Mongodb, Aqua Data Studio, Elastic Search, Vertex, SVN, intelliJ, JIRA

Confidential, Parsippany, NJ

Full Stack Developer

Responsibilities:

• Responsible for developing a User Interface for creating UI components using React JS, JSF(Java Server Faces), Bootstrap and JavaScript.
• AJAX calls for loading specific sections of the web page like the drop down, table grid, toggle button.
• Writing JavaScript using dojo and debugging using Chrome debugger.
• Used Google GSON framework for serializing and deserializing JSON (Javascript Object notation) Objects from POJO (Plain Old Java Objects)
• Coding of the REST Web-services using JAXRS/Jersey to provide GET, PUT, POST actions to the mid - tier service layer which in-turn talks to “Auto Pay” payroll engine mainframe system.
• Configured and wrote Java REST services in Spring boot application.
• Used Spring boot as a micro-services framework for the application.
• Involved in setting up ORM (Object Relational Mapping) mappings, configuration properties and CRUD operations with database. Used sessions, transactions, Criteria's and queries to develop Canada specific database fields.
• Coding for the Batch process using JMS involved for payroll processing in groups/batches.
• Used core Java concepts on Collections, Generics, Exception handling, IO to develop business logic on the backend layer.
• Performed validation of user inputs through validation framework.
• Used Jenkins for Continuous Integration and Continuous Deployment (CICD).
• Used Maven for Dependency Management of jar files.
• Worked with Confidential Business team and Product owner to get in detailed requirements.
• Used Rally to track user stories and defects.
• Performed unit testing of the changes as per the user story.

Environment: JDK 7.0, Java/J2EE, Spring, Spring Boot, Hibernate, Restful Web Services, React JS, JavaScript, HTML5, CSS, JSF, Oracle, Toad, Maven, WebSphere 8.5, Tomcat 7, SVN, Eclipse Mars 4.5.0, Rally

Confidential

Java Developer

Responsibilities:

• Developed the complete REST APIs (north and south bound APIs) using JAXRS/Jersey framework and SQL as a database and hosted the solution on Tomcat 7 in the Amazon cloud.
• Contributed for developing the Angular Map screens and integrating with the Google maps using the “angular-google-maps” directives.
• Collaborated with the angular developers and Axeda developers to freeze the interfaces for the REST APIs.
• Unit tested the APIs using Junit and Mockito frameworks.
• Extensively used the Maven framework for downloading dependent libraries and configurations and utilized the log4j frameworks for logging.
• Programmed on ORM/Hibernate layers for model handling and Spring MVC housing the JAXRS for the controller handling.
• Used the mySQL database and Hibernate calls to write to the database.
• Used JavaMail APIs to notify the user on any alerts which needed user attention.
• Configured the dependencies using Maven for downloading libraries like Jersey, Mockito, spring and Hibernate.

Environment: Java 7, J2EE 6.0, Spring 4.2, Hibernate 5.0, Angular 1.3, JaxRS/Jersey 1.17, log4j, Maven, Junit, Mockito, Bootstrap, HTML5, CSS

Confidential

Java Developer

Responsibilities:

• Developed the Web Based Rich Internet Application (RIA) usingJAVA/J2EE (spring framework) for “QuickrHomes” and “QuickrJobs”.
• Involved in UI development with AngularJS, Spring/Hibernate and Elastic Search API integration.
• Designed the project using MVC, Singleton and DAO Design patterns.
• Developed application service components and configured beans using Spring IoC, creation of Hibernate mapping files and generation of database schema.
• Used the Java Jest client (io.searchbox) to index and search JSON files to the Elastic search server encapsulating the underlying POST and GET calls.
• Developed Angular front end pages with Single Page Architecture(SPA) using inbuilt directives like ng-app, ng-controller
• Developed Angular $http services to talk to the backend Java code by using JSON as an interface.
• Developed the REST Web-services using JAX Jersey for exposing APIs to be called from the Angular Application.
• Used Karma and Jasmine to unit test the Java-script code.
• In depth understanding of Maven and the concepts of parent POMs for reusability.
• Designed UI of the internal web portal to track the status of different job orders using HTML, JSP and JSTL tag library, CSS.
• Wrote HTTP Servlets that handle HttpRequest and HttpResponse.
• Implemented java mail API to send notification whenever status of the project is changed.
• Used “iText” library to generate PDF from java application.
• Used “log4J” to capture the logs that includes runtime exception
• Developed DAO layer using JDBC to interact with Microsoft SQL database.
• Wrote SQL queries, triggers, stored procedures for performing CRUD operations in SQL database.
• Created a Bidirectional Matrix of mapping Test cases with Requirements.
• Performed unit testing of the application.
• Involved in troubleshooting and maintenance of the application.
• Import/export/convert data using a variety of litigation support software packages.
• Perform De-Duplication, Date Filtering and Keyword Search based on Client’s requirement.
• Process electronically stored information and extract metadata from files.
• Developed GUI for the internal application using HTML, JQuery, and Java Script.
• Exception handling, Multi-threading and file handling features were used.
• Used JDBC for database connectivity with SQL Server.
• Generate e-doc and images load files for various litigation platforms including IPRO, Concordance, Summation, and Opticon per client request.
• Involved in writing report queries and stored procedures.
• Created various reports based on client’s requirement.
• Have worked with concordance database which is widely used in litigation field.

Environment: Java/J2EE, JavaScript, JQuery, JSP, SQL Server 2005, Concordance DB, Summation DB, SSRS

Confidential

Assistant Systems Engineer

Responsibilities:

• Designed and created a Web Service for interfacing between eWorkers’ Comp and AIWCS Rating Service through Simple Object Access Protocol (“SOAP “).
• Designed the XML structure and XSD for the message.
• Designed XSLT to transform the eWC XML to AIWCS Rating Service XML structure.
• Created EJB to insert/retrieve data into/from SQL tables.
• Created a Service in java to poll the SQL tables for any change in status of policy premium calculation to “processed” and extract the output from the tables.
• Created InitManager servlet to initialize the configuration data used across the application.
• Volunteered to take the ownership of unit testing and system testing. Conducted load/performance testing by triggering multiple requests simultaneously.
• Identified a few bugs during testing and provided a code fix for the same.
• Responsible for gathering business requirements, writing technical specifications, scoping releases, managing development and release cycles, and coordinating releases with other departments such as Quality Assurance.
• Impact Analysis of the current design and suggested a robust design approach in par with the current architecture.
• Created a new database in synch with central database as it was running out of space.Taking the same design as baseline created a tool to copy/move the data from one database to another database which proved to be very useful to the end users in production environment.
• Enhancements on Stored Procedures were implemented using SQL Server.
• Identified and analyzed the complex join query which made the system hang for a longer time while booking policies.
• Designed a new table with the fields in the join query and data retrieval from this new table improved the performance.
• For testing purpose, created a download tool to download multiple policies simultaneously.
• Played a primary role in analyzing various scenarios as when policy gets locked.
• Wrote around ten stored procedures to trace the status of the policy every fraction of second and under different scenarios.
• GUI Design of the Application in Visual Basic and impact analysis of graying the other widgets in the current screen when this button is enabled.
• Mapping the functionality of “Unlock” button press with checking the conditions of when the policy should be unlocked and otherwise.
• Identified the necessary checkpoints taking into considerations the requirements of AIWCS Application.
• Test cases were prepared from the Use case documentation.
• Identified a very crucial bug in “Out of Sequence” operation in the application
• Volunteered to understand the code base and suggested a fix within a quick turn-around time which demonstrated appreciations from the client.
• Regression Testing was done to identify if any of the previous functionalities was not lost.

Environment: Visual Basic, SQL Server 2000, Enterprise Manager, Profiler, Query Analyzer