Summary:

• Over 9 years of Information Technology experience in Software analysis, development, design, coding, maintenance of various Client / Server Applications, Distributed, Internet and E-Commerce Applications with emphasis on Object Oriented Design Methodologies and RDBMS Concepts.
• Over 7 years of experience in designing and developing complex Multi-tenant Web applications using Spring 4.x/ 3.x/ 2.x, javascript advanced JS libs such as AngularJS, Backbone, jQuery, RequireJS, Browserify, Boostrap 3 , HTML and CSS.
• Performed role of Web/UI team lead by coordinating with the team members located on site and offshore.
• Very strong experience in writing java apis for data ingestion, security, audit-logging, document search etc.
• Hands on experience in configuring Spring web applications with various data access modules' integration ORM, JMS etc .
• Strong experience in design, analysis and development of data ingestion pipelines using Hibernate ORM framework.
• Hands on experience in implementing messaging services using Spring messaging, JMS using message brokers such as Apache ActiveMQ
• Extensive experience in writing the RESTful services using Spring Web framework.
• Very strong experience in designing and developing the Webservices layer and DAO Data access layer and the Contract layer between the respective layers.
• Extensive experience in designing the web applications to serve multiple clients/ customers, implementing Multi-tenancy architecture to save deployment, infrastructure and support costs.
• Extensive experience in designing the User Roles and permissions, developing components to enable role based access.
• Expertise in middleware service development using JDBC 4.x/ 3.x, Spring Web MVC, Spring jdbc, Spring messaging, Hibernate 3.0, and Web Services.
• Strong experience in implementation and design of MVC architecture.
• Expertise in developing web components such as Servlets 2.3/2.4, JSP 1.2/2.0, Filters, Custom Tags, Struts 1.0/1.1/1.2 presentation/controller components such as Action classes, Dispatch Action etc.
• Developed Java Applications in various IDE tools like Eclipse, JBOSS and JBuilder.
• Strong experience in providing unit testing artifacts using JUNIT Framework.
• Over 2 years of experience in Designing and Developing Single Page web applications SPA using MEAN stack Mongodb, ExpressJS, AngularJS, and NodeJS with other UI technologies/ libs such as Backbone, jQuery, RequireJS, Browserify, Boostrap 3 and HTML
• Extensive experience in writing RESTful services using ExpressJS middleware on NodeJS
• Hands on experience of designing and developing Mongodb collections and writing queries to retrieve JSON documents.
• Over 4 years of experience in developing complex RIA, using Adobe Flex 4.0, ActionScript 3.0, MXML, CSS, HTML, and Flash.
• Strong Programming Experience in developing User Interfaces, RIA Rich Internet Applications using Flex components, Flex data model, error handling, analyzing, designing and deploying Adobe Flex 4.0/3.0 and Action Script 3.0 applications.
• Expertise in Flex Data Services, using HTTP Services REST , Web Services SOAP and Remote Object Services AMF using LCDS and BlazeDS.
• Proficient in Object Oriented Analysis, Design and Development using UML
• Experience in SQL, PL/SQL, Oracle, and SQL Server. MS Certified SQL Server Developer.
• Experience in application development on Windows and UNIX platforms.
• Experience in SCRUM Software project management methodology.
• Consistently recognized as self-motivated, result-oriented, fast learner with Exceptional verbal, written and communication skills.

TECHNICAL SKILLS

PROFESSIONAL EXPERIENCE

Responsibilities:

• Responsible for designing and developing middle tier layers which include Web, DAO Data Access Layer and the Contract layer.
• Responsible for configuring the Spring web application by autowiring the dependencies across application.
• Heavily involved in designing the Multi-tenancy feature of the web application, and developing the java components to implement the respective feature.
• Wrote RESTful services for the application using Spring Web framework.
• Implemented Data Access Layer objects using Spring jdbc. Wrote spring components to retrieve data by executing complex queries and stored procedures.
• Wrote security api implementing security mechanisms such as LDAP and SAML.
• Wrote audit logging api to perform HIPPA audit logging for healthcare requirements.
• Designed the User Roles and permissions, and developed components to enable role based access.
• Wrote search api to narrow down the documents having multiple data sources such as Mongodb, File system and third-party applications etc.
• Performed role of Web application team lead by coordinating with the team members.
• Responsible for designing the SPA web application using MEAN stack Mongodb, ExpressJs, AngularJS and NodeJS , jQuery and Bootstrap 3
• Responsible for Designing the UI routing, modules and communication across modules using MV pattern provided by AngularJS
• Responsible for designing and develping Angular components such as directives, controllers, services and partials.
• Wrote custom-directives to implement the cards UI interface concept.
• Wrote partials to fit the requirements of each card-type such as tree , chart , text , links etc, and a parent partial to pick respective card-type partial based on incoming card-data.
• Implemented Quick Search and Advanced Search components to narrow down available cards based on the card-type, card-label and content etc.
• Designed and developed KPI Key Performance Indicators based on cubes data chart modules using HighchartsJS chart engine
• Responsible for configuring the NodeJS
• Implemented the RESTful services and data services communicating with Mongodb on NodeJS platform
• Responsible for writing Security module to secure the content and web services hosted by NodeJS.
• Wrote node modules to perform Security Authentication and authorization
• Implemented Security Authentication, supporting LDAP and SAML
• Implemented Security module with state-less authentication mechanism
• Responsible for implementing the clustering for scalability and clusters with domains for better error handling on middle tier using NodeJS
• Designed Mongodb collections and wrote queries to retrieve JSON documents.
• Worked on creating database objects like tables, views and User Defined Functions when necessary, assisted other developers in T-SQL programming
• Actively participated and provided feedback in a constructive and insightful manner during Sprint planning and daily Stand up meetings.

Environment: Java 1.6, spring 3.1, apache-tomcat 6.x, eclipse 3.5, SQL Server 2008, MEAN stack Mongodb, ExpressJs, AngularJS and NodeJS , javascript, jQuery, Browserify, JDBC, Bootstrap, Windows Server 2008

Responsibilities:.

• Participated in requirements analysis, design, development and testing phases.
• Performed task breakdown of the requirements and provided with estimates.
• Developed a rapid prototype to help bring clarity on customer needs during the pre-inception phase.
• Responsible for designing and developing middle tier layers which include Web, DAO Data Access Layer and the Contract layer.
• Responsible for configuring the Spring web application by autowiring the dependencies across application.
• Heavily involved in designing the Multi-tenancy feature of the web application, and developing the java components to implement the respective feature.
• Wrote RESTful services for the application using Spring Web framework.
• Implemented Data Access Layer objects using Spring jdbc. Wrote spring components to retrieve data by executing complex queries and Stored procedures.
• Performed role of Web application team lead by coordinating with the team members.
• Wrote custom component to render File uploader with File downloader in UI layer. Guided and assisted other developers in implementing file upload to server using Spring MVC webservices for File Upload/ download.
• Responsible for Designing the SPA UI using Backbone, jQuery, RequireJS, Bootstrap and HTML.
• Performed role of Web application team lead by coordinating with the team members located on site and offshore.
• Responsible for Designing the UI routing, modules and communication across modules using MV pattern provided by Backbone.
• Responsible for designing and development of UI routing, modules and communication across modules using JS libs such as requireJS and Backbone, ensuring the implementation of MVC pattern.
• Responsible for writing the JS components to perform DOM manipulation using jQuery
• Wrote a timer plugin for jQuery to implement timeout on UI
• Responsible for creating the Service layer in javascript using AJAX with jQuery, to make HTTP Service calls and asynchronous response event handling.
• Responsible for the development of HTML User Interface using jQuery, jQuery-ui, JqGrid.
• Responsible work designing the USER ROLES and permissions and implementing Security Authentication and Authorization
• Worked heavily on jqGrid, jQuery-ui and jQuery-form and other jQuery plugin Components.
• Implemented JS file/ lib loading with AMD Asynchronous Module Definition , using requireJS lib.
• Implemented interface for populating, validating and saving data in various forms in application
• Developed Java Script functions for event handling, result handling and error handling.
• Involved in creating web services in the backend, wrote RESTFul services using Spring Web MVC when needed
• Involved in creating data services in the backend, implemented data services using Spring jdbc when needed
• Worked on creating database objects like tables, views and User Defined Functions when necessary, assisted other developers in T-SQL programming
• Actively participated and provided feedback in a constructive and insightful manner during Sprint planning and daily Stand up meetings.

Environment: Java 1.6, spring 3.1, HTML5.0, javascript, jQuery, requirejs, backbone, JDBC, Bootstrap, apache-tomcat 6.x, eclipse 3.5, SQL Server 2008, Windows XP

Responsibilities:

• Responsible for designing and developing middle tier layers which include Web, DAO Data Access Layer and the Contract layer.
• Responsible for configuring the Spring web application by autowiring the dependencies across application
• Involved in creating web services in the backend, wrote RESTFul services using Spring Web MVC.
• Implemented java schedulers to run offline processes using spring quartz module integration.
• Implemented file upload to server using Spring MVC webservices for File Upload Spring Multi-part file upload / download
• Responsible for developing Flex UI components using Flash Builder Plugin 4.6.
• Responsible for creating the Service layer in flex using action script, to make HTTP Service calls and asynchronous response event handling.
• Responsible for the development of Flex based User Interface using Layout Containers, Data Grids, Navigational components and Flex custom components.
• Wrote service call methods using HTTP Service in flex.
• Adobe Flex development experience, creating rich user interfaces for complex modules.
• Responsible for development of MXML and Action Script files to meet the business requirements
• Worked heavily on Flex Adv DATA GRID, LIST and Flex HTTP SERVICES Components.
• Developed Custom Components using Action Script extending the functionalities of in built Flex components like Adv. Datagrid, List etc.
• Developed Quick and Advanced Search functions in UI layer to narrow down data in List based components
• Customized Context Menu on specified objects in application. Implemented functions for custom objects added in Menu
• Implemented item renderers with the addition of custom components created for rendering the Question forms in application.
• Implemented interface for populating, validating and saving data in question forms in application
• Wrote custom component to render File uploader with progress bar in UI layer. Assisted other developers in implementing file upload to server using Spring Multipart File Upload
• Created custom components rendering Forms with various UI components like Text Box, Radio Buttons, Check Box, Date Picker and other Toggle Button based components.
• Implemented custom validators to validate form based components in UI layer
• Developed Action Script functions for event handling, result handling and error handling.
• Participated in Flex Application Styling using inline Styles and external CSS Files
• Involved in creating data services in the backend, implemented data services using Spring jdbc when needed
• Worked on creating database objects like tables, views and User Defined Functions when necessary, assisted other developers in T-SQL programming
• Actively participated and provided feedback in a constructive and insightful manner during Sprint planning and daily Stand up meetings.

Environment: Java 1.6, spring 3.1, Adobe Flex 4.6, Flash Builder Plugin 4.6, Adobe Flash Player 11.1x, MXML, Action Script 3.0, Flexunit 4.0, JDBC, apache-tomcat 6.x, eclipse 3.5, SQL Server 2008, Windows XP

Responsibilities:

• Responsible for design of Flex UI components development and integration with backend J2EE.
• Responsible for design, analysis and development of data ingestion pipelines using Hibernate ORM framework.
• Responsible for Spring - BlazeDS integration of the application
• Responsible for modules to carryout functions of downloading News/ Blogs and Twitter data sources and building the data ingestion pipelines.
• Responsible for cleaning the data from downloaded web pages using HTML parsers and writing the data to XML files.
• Responsible for scheduling the data ingestion modules using the spring quartz scheduler as per the requirements.
• Responsible for configuring the data ingestion pipelines as Windows Services.
• Responsible for documenting the building and configuring ingestion pipeline executables in production environment.
• Extensively worked on the server side as a part of building the search api
• Responsible for loading the database with valid documents data and mapping the table columns with the persistent objects.
• Responsible for the implementation of Search module based on the MS SQL Server full text search indexing on database tables.
• Responsible for writing the stored procedures and views to retrieve the documents wrt. user selection criteria.
• Responsible for developing Flex UI components using Flash Builder Plugin 4.
• Responsible for building Auto Complete feature for search input and providing the search history terms as a data source to respective UI component.
• Flex based User Interface was developed using Layout Containers, Data Grids, Navigational components and Flex custom components.
• Implemented Flex Data Services, HTTP Services REST and Remote Object Services AMF using BlazeDS.
• Adobe Flex development experience, creating rich user interfaces for complex applications
• Responsible for development of MXML and Action Script files to meet the business requirements
• Worked heavily on Flex DATA GRID and Flex DATA SERVICES Components.
• Developed Action Script functions for event handling, response handling and error handling.
• Developed Flex Application Styling using inline Styles and external CSS Files
• Integrated Flex RIA to Java application using BlazeDS Data Service and perform CRUD operations using Spring/Hibernate.
• Involved in developing T-SQL Stored procedures, functions, triggers and written SQL queries to communicate with the database.
• Actively participated and provided feedback in a constructive and insightful manner during daily Stand up meetings and weekly Iterative review meetings to track the progress for each iterative cycle and figure out the issues

Environment: Java 1.6, hibernate 3, spring 3.0, quartz api, Twitter4j 2.2.1, Adobe Flex 4, Flash Builder Plugin 4.0, Adobe Flash 10, MXML, Action Script 3.0, Flex charting, BlazeDS, Flexunit, JDBC, apache-tomcat 6, eclipse 3.5, SQL Server 2008, Windows Server 2008

Responsibilities:

• Responsible for overall design analysis of overall Flex UI component development and integration with backend J2EE.
• Responsible for Spring - BlazeDS integration of the application
• Responsible for modules to carryout functions of Feed Source Extraction, Named Entities' Extraction, Relationship Mining, Data Cleansing and Visualization
• Extensively worked on the server side as a part of carrying out text processing and text mining tasks.
• Responsible for loading the staging database with extracted named entities and mapping the relations between them.
• Involved in the Search module based on the Lucene Indexing and searching on text and doc files.
• Responsible for developing Flex UI components using Flash Builder Plugin 4.
• Flex based User Interface was developed using Layout Containers, Data Grids, Navigational components and Flex custom components.
• Implemented Flex Data Services, using HTTP Services REST , Web Services SOAP and Remote Object Services AMF using LCDS and BlazeDS.
• Adobe Flex development experience, creating rich user interfaces for complex applications
• Responsible for development of MXML and Action Script files to meet the business requirements
• Worked heavily on Flex DATA GRID and Flex DATA SERVICES Components.
• Developed Action Script functions for event handling, response handling and error handling.
• Designed and developed all required Data providers which are being used by Flex General UI controls.
• Developed Flex Application Styling using inline Styles and external CSS Files
• Integrated Flex RIA to Java application using BlazeDS Data Service and perform CRUD operations using Spring/Hibernate.
• Responsible for cleaning the data from crawled web pages using HTML parsers and writing the data to XML files periodically.
• Involved in developing PL/SQL Stored procedures, functions, triggers and written SQL queries to communicate with the database.
• Actively participated and provided feedback in a constructive and insightful manner during daily Stand up meetings and weekly Iterative review meetings to track the progress for each iterative cycle and figure out the issues

Environment: Java 1.6, Lucene 3.0, Nutch 1.0, hibernate 3, spring 3.0, Adobe Flex 4, Flash Builder Plugin 4.0, Adobe Flash 10, MXML, Action Script 3.0, Flex charting, BlazeDS, Flexunit, Maven, SOAP, JDBC, apache-tomcat 6, eclipse 3.5, SQL Server 2008, Windows Server 2008

Responsibilities:

• Responsible for overall design analysis of overall Flex UI component development and integration with backend J2EE.
• Responsible for Designing and Developing the Wrappers for different Search Engines in a generic manner, which transfer the user query into engine specific formats as a part of Search.
• Responsible for implementing the whole Search api by loading different search helper services as Spring beans.
• Responsible for developing Flex UI components using Flash Builder 4, with the implementation of MVC architecture.
• Flex based User Interface was developed using Navigational components and File upload component along with some Flex custom components.
• Integrated Flex BlazeDS with the spring architecture by Server side.
• Responsible for development of MXML and Action Script files to meet the business requirements
• Worked heavily on Flex RPC SERVICES Components.
• Developed Action Script functions for event handling, response handling and error handling.
• Developed Flex Application Styling using inline Styles and external CSS Files
• Actively participated and provided feedback in a constructive and insightful manner during daily Stand up meetings and weekly Iterative review meetings to track the progress for each iterative cycle and figure out the issues

Environment: Java 1.6, spring 3.0, Apache Lucene 3.0, Google CSE API 1.0, JSON 1.1, Adobe Flex 4, Flash Builder Plugin 4, Adobe Flash 10, MXML, Action Script 3.0, Maven 3.0, apache-tomcat6.0, eclipse 3.5, Windows Server 2008.

Responsibilities:

• Responsible for overall design analysis of Flex UI component development and integration with backend J2EE.
• Responsible for the Spring blazeDs and Hibernate Integration.
• Responsible for implementing the whole Search api by loading different search helper services as Spring beans.
• Responsible for The Data Access module, which accesses data from SQL Server, with the hibernate service.
• Responsible for developing Flex UI components using Flash Builder 4, with the implementation of MVC architecture.
• Flex based User Interface was developed using Navigational components and the rich presentation of information using Openscales framework, Flex charts and Datagrids.
• Worked heavily on Flex RPC SERVICES Components.
• Actively participated and provided feedback in a constructive and insightful manner during daily Stand up meetings and weekly Iterative review meetings to track the progress for each iterative cycle and figure out the issues

Environment: Java 1.6, spring 3.0, Apache Lucene 3.0, Google CSE API 1.0, JSON 1.1, Adobe Flex 4, Openscales, Flash Builder Plugin 4, Adobe Flash 10, MXML, Action Script 3.0, Maven 3.0, apache-tomcat6.0, eclipse 3.5, Windows Server 2008.

Responsibilities:

• Responsible for overall design analysis of overall Flex UI component development and integration with backend J2EE.
• Performed role of UI team lead by coordinating with the team members located on site and offshore offshore in Chennai, India .
• Responsible for developing Flex UI components using Flex Builder 3
• Flex based User Interface was developed using Layout Containers, Data Grids, Navigational components and Flex custom components.
• Implemented Flex Data Services, using HTTP Services REST , Web Services SOAP and Remote Object Services AMF using LCDS and BlazeDS.
• Adobe Flex development experience, creating rich user interfaces for complex applications
• Responsible for development of MXML and Action Script files to meet the business requirements
• Responsible for implementing best design patterns from Cairngorm architecture to interact with backend J2EE and web services layer to pull out the data to Flex UI components.
• Implemented Controller logic for the application based on Cairngorm framework.
• Worked heavily on Flex DATA GRID and Flex DATA SERVICES Components.
• Developed Action Script functions for event handling, response handling and error handling.
• Designed and developed all required Data providers which are being used by Flex General UI controls.
• Embedded flex screens with JSP files and brought the rich look and browser compatibility.
• Worked on advanced level of HTML, XML, AJAX, and JavaScript.
• Designed CSS style sheets for application wide usage.
• Developed Flex Application Styling using inline Styles and external CSS Files
• Integrated Flex RIA to Java application using LCDS Data Service and perform CRUD operations using Spring/Hibernate.
• Used VSS Visual Source Safe for Version Repository Maintenance
• Involved in developing PL/SQL Stored procedures, functions, triggers and written SQL queries to communicate with the database.
• Actively participated and provided feedback in a constructive and insightful manner during daily Stand up meetings and weekly Iterative review meetings to track the progress for each iterative cycle and figure out the issues

Environment: Adobe Flex 3, Flex Builder 3, Adobe Flash 9, Adobe Air, Cairngorm Micro architecture, MXML, Action Script 3.0, Flex charting, LCDS, Flexunit, Maven, SOA, SOAP,JDBC, JSP, Servlets, Weblogic, Oracle 9i, UNIX

Responsibilities

• Managed the project based on SCRUM methodology.
• Involved in Implementation and Maintenance of Software Application into J2EE MVC Framework.
• Involved in the requirement gathering. Developed User Interfaces using Flex 3.0, ActionScript 3.0 and MXML.
• Flex based User Interface was developed using Constraint based Layouts, Data Grids, Navigational components and Flex custom components.
• Worked on HTML, DHTML, JavaScript, and CSS for developing User Interface
• Strong Designing of Flex UI components as well as creating and skinning of custom flex components.
• Worked with Flex Validator and Formatter components using MXML and Action Script to validate and format the input data.
• Developed Action Script functions for event handling, response handling and error handling.
• Flex development exposure of Flex Layout and Navigation, Advanced Event Handling, Popup Dialogs, Menus and Skinning.
• Worked with LCDS Remote Object to access Java classes.
• Developed and maintained reusable core components using J2EE Servlets, JSP, EJB .
• Developed a Custom Oracle Data Source and plugged-in with Hibernate3.
• Created a common Ant build file to package and deploy the application jar files, war file, and ear file.
• Developed class diagrams and sequence diagrams based on provided functional requirements and Use cases.
• Extensively involved in the unit testing and QA testing process, coordinated the bug tracking and rectification efforts.

Environment: Eclipse 3.3, Web Logic 8.1, Window's XP, SOAP 2.3.1, HTML, XML, CSS, JavaScript, Action Script 3.0, MXML, Flex Builder 3.0, Java 1.4.2, IE 5.5/6.0, JSP, Struts 1.2, Servlets, Rapid Sql, PL/SQL, Hibernate, Custom Tag Libraries, POI, Rational Clear Case, Clear Quest, DB2, Oracle, Shell Script, Ant1.6.5 and Jrules6.0.

Responsibilities:

• Involved in discussing the requirements with business people.
• Involved in Analysis and Design of the flow through, Edit Engine and Interfaces.
• Developed the Use Cases, Class Diagrams, and Sequence Diagrams using Rational Rose.
• Implemented MVC, Session Fa ade, Business Delegate, and DAO Design Patterns.
• Involved in design and development of Rich Internet Applications RIAs using Flex Technologies Action Script and MXML.
• Used Http Service components for communication of data.
• Involved in Developing Java Entities.
• Integrated the Front-end, Middleware and Back-end Applications and migrated to the Server.
• Developed numerous flex custom components for the application.
• Worked with Flex Validator and Formatter components using MXML and Action Script to validate and format the input data.
• Involved in developing Server side components which are called by Flex Application using AMF protocol RMI .
• Performed Text Mining and Text Processing operations using JDM API
• Used Log4J logging framework for logging messages with various levels written throughout the code.
• Involved in writing Junit Test Cases.
• Developed stored procedures using PL/SQL for interacting with databases.
• Interacted with DBA for developing stored procedures for accommodation and flight reservations.

Environment: BEA Web Logic 6.1, Eclipse 3.0, Windows NT/2000, SOAP 2.3.1, Java 2.0 Flex Builder, Action Script , MXML, DHTML, JavaScript, IE 5.5/6.0, JUnit, JDM TOAD, PL/SQL, JDBC, VSS, Oracle 8i, Ant1.5, Shell Script.

Responsibilities:

• Actively participated in Design and Development of the entire system
• Involved in Designing UI forms using JSP, Servlets.
• Developed database schemas and involved in creating tables.
• Actively participated in building HTML parsers.
• Coded for the functionality and implementing business logic.
• Involved in Testing the each module and entire application.
• Involved in writing Junit Test Cases.
• Used Http Service components for communication of data.
• Developed stored procedures using PL/SQL for interacting with Oracle database.

Environment: Windows NT/2000, HTML, JavaScript, JSP, Servlets, JDBC, PL/SQL, XML, Oracle 7.3, TOAD, Eclipse, Crystal Reports, Clear Case.