SUMMARY

• 8+ years of experience as a Full Stack Developer in IT industry and experienced in Software Analysis, Design, Development, Implementation and Testing of Object Oriented Applications and Web based Enterprise Applications using Java/J2EE.
• Experience in working in environments using Agile (SCRUM) and Test Driven Development (TDD) development methodologies.
• Proficient in UI design, developed Front End using JSP, HTML5, CSS3, JavaScript, Ajax, JQuery, Angular JS, Angular 2.0, NodeJs, ReactJs and have knowledge on Backbone Js.
• Hands on experiences with Core Java with Multithreading, Concurrency, File Handling, I/O,Generics, Data Structures and Collections, Garbage Collection.
• Experience in java8 features like Parallel Streams, Lambdas, functional interfaces and filters.
• Experience in developing, deploying, and managing N - tier, server-centric J2EE enterprise class projects using Eclipse IDE 3.x/4.x, My Eclipse 6.5, … (Java 2, Applets, Swing, JDBC 3.0, RMI), J2EE 1.5 Web application technologies (Servlets 2.x, JSP 1.x/2.x, JSTL 1.2, JSF 1.x, JNDI), Enterprise application technologies (EJB 2.x/3.0, JMS).
• Good experience on Design Patterns (J2EE) like Singleton, Factory, DAO, Session Facade, Front Controller, and Delegate Pattern.
• Experienced in developing messaging module by using Spring JMS, Spring Integration, Apache Camel, Kafka and Rabbit MQ.
• Experience in Spring (MVC/IOC/ORM/JDBC/AOP/BATCH/WEBFLOW/Context), Spring Integration and Struts (MVC, architecture, interceptors, action mappings and resource bundles).
• Experience in developing Microservices using Spring-Boot.
• Experience in development and deployment of applications using JBoss, Web LogicApplication Server, IBM WebSphere Application and Apache Tomcat.
• Experience in developing SOAP based Web Services using Apache CXF and Apache Kafka and JAX-WS.
• Experienced in developing Restful Services using JAX-RS specification like Jersey and Rest Easy to implement REST based Application.
• Experience in using Socket Programming.
• Experience in using bug/issue tracking, project Tracking and Management tool JIRA.
• Experience working on Web Services SOAP & REST, JAX-WS, JAXB, WSDL and UDDI registry.
• Expertise in implementing Service Oriented Architectures (SOA) using XML based Web Service such as SOAP, UDDI and WSDL.
• Experience with Cloud Computing Service environment like (AWS) Amazon Web Services (EC2, EBS, S3 and ELASTIC SEARCH).
• Involved in designed fully distributed system with the use of Restful API and Micro Services.
• Complete understanding of the DevOps process with continuous integration using Jenkins, JIRA, GIT, CHEF.
• Expertise in developing model components using ORM technologies like MyBatis, Hibernate (Caching, Hibernate Template, DAO) to write Database independent persistence logic and to maintain portable relationships between the databases.
• Good experience in J2EE Testing in developing test cases with JUnit, MOCKITO for Unit testing, and logging using Log4j.
• Good Experience in Mock Testing.
• Experienced with RDBMS implementation and development using Oracle ATG, My SQL, MSSQL and DB2.
• Expertise in database modeling and development using No SQL Database such as MongoDB and Cassandra.
• Experience in using version control and configuration management tools likeGIT, SVN and CVS.
• Experience in using the tools like Ant and Maven for build automation.
• Extensive experience in testing on multiple operating systems including Linux, Unix, Sun Solaris, and Windows.

TECHNICAL SKILLS

Languages/Technologies: Core Java, J2SE, J2EE, JSPs, Ajax, JSF2.0, EJB, JDBC,JavaScript, HTML5, DHTML, CSS3, XML, Angular JS, Web Services, SQL, WSDL, JUnit

Frameworks: Spring, Hibernate, Struts 2.0

Design Methodologies: Rational Rose, MS Visio

Application/Web Servers: WebSphere8.0, Weblogic 8.x/7.x, Oracle, Tomcat 5.0, JBoss 5.0

Database Environments: ORACLE 9i/10g/11i/12C, SQL Server, MYSQL, DB2, Informix DB.

IDEs: Eclipse, Netbeans, RAD, Jdeveloper 9.0.3, TOAD, Oracle SQL Developer, Tortise SVN, DBvisuilizer.

Testing Tools: Junit, Test-Ng.

SCM Tools: CVS, Perforce,Clearcase, Subversion

Operating Systems: Windows NT/XP/2000, Unix, Linux, Redhat linux, Solaris

Protocols: HTTP, FTP, TCP/IP, LAN and WAN.

PROFESSIONAL EXPERIENCE

Confidential - Jersey City, NJ

Sr. Java Full Stack Developer

Responsibilities:

• Gather and prepare the requirements from clients for product design and enhancements.
• Work on Agile Methodology (Scrum Framework) to meet timelines with quality deliverables.
• Ensure standard agile practices through regular Sprint Planning, Story Sizing, Task Breakdown, Spring Retrospective Meeting and Sprint Review sessions.
• Participate in user requirement sessions to gather business requirements.
• Involved in Analysis, Design, Development, Integration and Testing of application modules.
• Work on Standalone Applications and Web Applications.
• Lead high-functioning agile team with development having a heavy emphasis on crisp delivery of the user stories created by the product owner and stakeholders.
• Developed Micro services using Spring Boot, Netflix OSS, Spring Cloud and deploying to AWS Cloud.
• Deployed Spring Boot based micro services Docker container using Amazon EC2 container services.
• Worked on Spring Quartz functionality for scheduling tasks such as generating monthly reports for customers.
• Implemented Pre Authentication and database security with Site Minder and spring security.
• Created Stacks using Amazon Cloud Formation templates to launch AWS Infrastructure and resources. Used AWS Lambda to run the code in the AWS.
• Built search feature based on open source tool Elastic Search. Implemented system logging solution using Elastic Search, Kibana and Logstash.
• Use Team Collaboration Software JIRA and Confluence.
• Perform Test Driven Development (TDD): NUnit Testing and Load Testing.
• Design and developed the REST based Microservices using the Spring Boot, Spring Data with JPA.
• Involved in NoSQL (Datastax Cassandra) database design, integration and implementation
• Built a RESTful API to save and retrieve agent information in Java using Spring MVC, Apache CXF and JAX-RS
• Manage and maintain MongoDB servers across multiple environments
• Participated in NoSQL database integration and implementation.
• Used Node.js and Npm modules.
• Implement mock services in node.JS with the help of modules using ExpressJS.
• Implement the Angular MVC and two-way data binding.
• Creating web pages using MEAN Stack
• As functional tech lead, involved in design/POC implementations using OpenStack API.
• Work on the Cloud storages to pull all the contents to integrate in to the system
• Use Elastic search for Real time analytics and a Full text search functionality.
• Use HTML5 and JQuery for the Uninstall Survey Page Application.
• Work on AngularJS for one of the single page application and cross browser functionality.
• Use SoapUI for testing Web Service Apache POI API to generate Output files
• Use REST API with JAX-RS for consuming web services to handle two interfaces XML and JSON.
• Work on Single Sign in survey page application.
• Use Spring boot for Single Sign on page application to access more quickly.
• Use Eclipse IDE for coding, debugging and testing the application modules
• Design the Cascaded Style Sheets for designing the styles, skinning and layouts
• Involved in designing the page layouts using Wire Frames templates
• Use Object/Relational mapping tool Hibernate to achieve object to database table persistency
• Implement Batch Updates using Spring and configured beans in Application Context file
• Use the features of Spring Core layer (IOC), Spring AOP, Spring ORM layer and Spring DAO support layer in order to develop the application
• Involved in the configuration of Spring Framework and Hibernate mapping tool.
• Extensively worked on JDBC Prepared statements and callable statements to access data base
• Work on Java Messaging Services (JMS) for developing messaging services
• Involved in configuring hibernate to access database and retrieve data from the database
• Use Oracle 10g Server as the backend database storage
• Create data base tables according to the application requirements
• Develop stored procedures and triggers with PL/SQL
• Implement the application using Agile development methodology
• Involved in report generation and printing of the reports
• Develop Maven and ANT Scripts to do compilation, packaging and deployment in Application server
• Use Jenkins as an Integration Built tool.

Environment: Java8/J2ee, JSP, Web Services - Restful (Microservices), Servlets, Spring, Hibernate, HTML, CSS, JavaScript, JQuery, AngularJS, AJAX, MongoDB,AWS, Cassandra, Eclipse, Jenkins, Maven, Git, Log4J, Ant, Tomcat, Oracle 10g, JUnit, UML, APIGEE, Unix, Design Patterns, Shell Scripting, Spring boot, SQL, PL/SQL, PL/SQL Developer, JSTL, Apache CXF, Agile, Unix, SOA, Apache Axis, JMS, WEB 2.0, Elastic Search, Heidisql, SoapUI, OAuth, JIRA, Confluence.

Confidential - Columbus, OH

Java Full Stack Developer

Responsibilities:

• Defined strategic initiatives on Continuous Integration & Delivery (CI/CD) model with Test-driven development, Extreme programming (XP), and build automation, in an AGILE development environment to help, respond quickly to business needs and to ship world class Quality products.
• Involved in back-end and front-end developing team. Took part in developing, maintaining, reviewing and supporting quality code and services.
• Followed Agile Software Development Methodology and Test-Driven Development (TDD) to build the application iteratively and incrementally.
• Enhanced and optimized the functionality of Web UI using RichFaces, JSF, AJAX, CSS, HTML and JavaScript.
• Fetched JSON data within Orchestration Layer with Spring Boot Application and displaying it in UI.
• Built the software as a web app on NodeJS with CSS is compiled with LESS and HTML template engine in Jade.
• Implemented various features of spring framework such as Dependency Injection, IOC, Annotations and Spring integration with Hibernate.
• Implemented application architecture of the System is based on Spring MVC and J2EE specifications.
• Worked on Security-System development for Web Applications.
• Involved and developed all phases of security implementation using spring security system against modes of authentications: LDAP authentication, Database authentication and Pre-Authentication.
• Integrated application with Spring Security for form based authentication and authorization by used spring security JSP tags to provide UI level spring security.
• Worked on Spring Quartz functionality for scheduling tasks such as generating monthly reports for customers and sending those mails about different policies.
• Implemented all the functionality by using Spring IO / Spring Boot, Thymeleaf and Hibernate ORM.
• Implemented Java EE components using Spring MVC, Spring IOC, Spring transactions and Spring Security Modules.
• Implemented & exposed the Micro services to base on RESTful API utilizing Spring Boot with Spring MVC.
• Kubernetes were used as the best ecosystem to deploy and manage Micro services.
• Implemented a distributed messaging queue to integrate with Cassandra using Apache Kafka and Zookeeper.
• Implemented the application using design patterns such as Session Facade, Business Delegate, Bean Factory, Singleton, Data Access Object, and Service Locator.
• Created Server instances on AWS. Tomcat, Swagger and Hawtio are installed and used for deploying Micro-services.
• Used Cloud Formation template stacks to automate for building new VPC's using JSON files.
• Performed configuration, deployment and support of cloud services including Amazon Web Services.
• Rewrite existing Java application in Python module to deliver certain format of data. Generated Python Django forms to record data of online users.
• Initially we have used NodeJS /ExpressJS to mock REST services and built the UI app using that mocked backend; later we integrated with the real backend system and coordinated with server-side development team.
• Used JUnit for unit testing and log4j for logging. Developed test cases for Front End using Jasmine and Karma.
• Used Rabbit MQ queues for implementation of multi-threaded synchronization processes and used JMS queues for consumption requests.
• Used PL/SQL stored procedures for applications that needed to execute as part of a scheduling mechanisms.
• Handled Java multi-threading part in back-end, one thread will be running for each user, which serves that user.
• Utilized Hibernate for Object/Relational Mapping (ORM) purposes for persistence onto the Oracle database.
• Involved in PL/SQL changes whenever needed in the application and used TOAD as Oracle client to access tables, Packages, Jobs and stored procedures.
• Integration of automation batch run job with Jenkins. Worked with Jenkins CI tool and Build Tool Ant.
• Involved in JAD sessions to gather requirements from the end clients.
• Used GIT as version management, JIRA for defect management system.

Environment: Java 7.0, Spring 3, Hibernate 4.2, Spring batch, Spring quartz, Spring security, Spring JTA, Spring Boot, Python, Kubernetes, JPA, JavaScript, NodeJS, HTML5.0, CSS3, JMS, Rabbit MQ, JAXP (SAX & DOM), JBoss, Eclipse, Oracle 11g, Cassandra, Kafka, RESTful, log4j, JUnit, XML, Web Services, GIT, DevOps, AWS

Confidential, Hartford, CT

Java Developer

Responsibilities:

• Involved in developing the integrated application based on spring, Hibernate Framework.
• Designed and developed the RESTful web services using JSON, JAX-RS.
• Used AJAX for asynchronous communication with server.
• Developed Action Form Beans, Action classes and required service and DAO classes for implementing business logic for the Spring Framework.
• Validated the user input using Struts Validation Framework.
• Developed Struts action classes, forms and JSP pages with struts tags, validation, struts-tiles and modifying Struts-Config files and implemented file upload functionality for large amount of data.
• Performed client side and server side validations were implemented using JavaScript.
• Implemented the mechanism of logging and debugging with Log4j.
• Used GIT and SourceTree for Version control of the code and configuration files.
• Designed generic database Connection Pooling with JDBC using Oracle and involved in the SQL query optimization.
• Developed the application by using HTML, Java/J2EE development expertise
• UI development using Angular JS and SpringMVC by using web Storm 8
• Involved in coding, maintaining, and administering Servlets and JSP components to be deployed on a VMWare VI Client.
• Developed test cases for Unit testing using Junit and performed integration and system testing.
• Involved in unit testing using JUnit and integrating the unit testing in build process with Maven for TDD (Test Driven Development)
• Developed the user interface with JQuery, JSP, HTML, HTML5, CSS, CSS3 and JavaScript.
• Developed ValueObjects/POJOclasses to hold the values between Data Layer and Business logic layer.
• Developed and Implemented new UI’s usingAngular JSandHtml.
• Implemented Core Java Methodologies likeInterfaces, Collections, Exceptional Handling and Abstract Classes.
• Involved in writing SQL queries and procedures and applying optimization techniques.
• Built and deployed the application in JBoss Application Server.
• Unit Testing and fixing the defects in the application during the maintenance builds.

Environment: Java, spring, JavaScript, HTML,TDD, CSS, JQuery, HTML5, CSS, CDN, Virtualization, Dreamweaver, Hibernate, Struts, Web Services (SOAP, WSDL), Junit, XML, Maven Core Java,HTML, REST web services,Hibernate.

Confidential, Boston, MA

Java UI Developer

Responsibilities:

• Developed Presentation tier implementation which involves in creating the JSP pages, configuring action classes and developing several Action classes involved in the project.
• Used Spring Framework as middle tier application framework, persistence strategy using spring support for Hibernate for integrating with database.
• Worked on Server-side pagination for processing high volume of data to the UI.
• Designed user interface layout using JavaScript, CSS, and HTML.
• Validation is performed using Struts validator.
• Implemented Hibernate in the data access object layer to access and update information in the Oracle10g Database
• Created a Front-end application using JSPs and Spring MVC for registering a new entry and configured it to connect to database using Hibernate.
• Extensively participated in Agile Scrum Development Methodology with Test Driven Development (TDD) process, from the development phase to testing phase and postproduction phase.
• Developed Web Service provider methods (bottom up approach) using WSDL, XML and SOAP for transferring data between the Applications.
• GUI Implementation using JQuery, JavaScript, AJAX, CSS3, and HTML.
• Configured the Hibernate configuration files to persist the data to the Oracle 10g Database.
• Used Hibernate as ORM tool for accessing database.
• Designed and developed all the user interfaces using JSP, Servlets and Spring framework.
• Designed, Developed and analyzed the front-end and back-end using JSP, Servlets and Spring.
• Developed Presentation layer usingJavaScript, HTML and CSS.
• Configured the deployment descriptors in Hibernate to achieve object relational mapping.
• Write SQL queries to pull some information from the Backend.
• Created JSP pages using standard JSTL tags, Struts tags and custom tags.
• Worked on Web Sphere Application Server.
• Used Ajax to provide dynamic features where applicable.
• Developed several DAO's using Hibernate.
• Used Log4J for logging and analyzing system performance and flow, involved in code refactoring and bug fixing
• Used Agile Development methodology of software development.
• Part of production support team, which involved in resolving production related issues.

Environment: Java, JSP, JSTL, JavaScript, AJAX, Struts, TDD, Spring boot and cloud,Hibernate, HTML, CSS, Oracle10g, WebSphere Application Server 8.0, Eclipse, Tortoise SVN, and Win SCP.

Confidential

Junior Java Developer

Responsibilities:

• Implemented the business logic for EMS- FM using Spring and Hibernate.
• Designed the WSDL for Data transfer between various platforms.
• Consumed SOAP based web services, created stubs using Apache Axis.
• Built the ETL (Extraction-Transform-Load) model using XML and Java.
• Performed the code reviews for the features developed by the scrum.
• Conducted the SQL performance analysis on Oracle 11g database tables and improved the performance by SQL tuning.
• Developed JMS based customized Queuing System for fault preferences.
• Developed Notification mechanism for Inter component communication.
• Developed Query Engine Module using EJB 2.1.
• Proficient in XML for data parsing using JAXB and JAXP.
• Tested performance across platforms using SOAP UI.
• JProfiler was used to profile the code and increase the no of notifications per second to 300 ps.
• Implemented the modules using TestDrivenDevelopment.
• Designing Automated test cases using Python 2.7 in open source framework Django 1.2.
• Worked across time zones in a global environment.
• CRUD operations for all the License APIs.
• Played an important role in Architecture design.
• Junit test cases for all the APIs and business logic.

Environment: JSP, Hibernate, PL/SQL, Oracle, Spring, Junit, JMS, WAS, EJB, Oracle, JProfiler, SOAP XML, MySQL, Webservices, IBM Rational Clear Quest, Agile Methodology - XP.