SUMMARY

• Over 8 years of experience in all the technical phases of Software Development Life Cycle (SDLC) including Requirement Analysis, Design, Implementation and Testing in both Web based and Enterprise applications with emphasis on Object Oriented, Java/J2EE and Client Server technologies.
• Experience in developing the application with Agile Methodology, Waterfall Methodology and Test - Driven Development.
• Experience in Front-End UI technologies like HTML5, CSS3, JQuery, JSON, Ajax, AngularJS, NodeJS, Bootstrap, Tag Libraries, JSTL.
• Experience with Java 1.8 features like stream, Lambda expressions and functional interfaces etc.
• Having experience with Cloud Computing environment like Pivotal Cloud Foundry, Amazon Web Services (AWS), Docker Containers.
• Handled operations and maintenance support for AWS cloud resources which includes launching, maintaining and troubleshooting EC2 instances, S3 buckets, Auto Scaling, Dynamo DB, AWS IAM, Elastic Load Balancers (ELB) and Relational Database Services (RDS).
• Proficient in developing J2EE enterprise applications in Service Oriented Architecture and Micro Service Architecture.
• Hands on Experience in developing web applications by using Spring framework moduleslike Spring IOC, Spring AOP, Spring MVC, Spring Security, Spring Boot, Spring Batch and Spring Data.
• Expertise in developing data models using Hibernate Object relational mapping (ORM) frame work and used Hibernate Annotations to reduce time at the configuration level.
• Worked with design and development of robust and highly scalable Web Service platforms and API’s based on REST and SOAP for enterprise applications using AXIS, WSDL, UDDI, XML, JAX-WS, JAX-RS, JAXB, JAX-RPC technologies and Jersey frameworks.
• Expert in Core Java with strong understanding of Garbage Collector, Collections, Multithreading, Event handling, Exception handling and Generics.
• Expertise in J2EE Technology- Servlets, Struts, Spring, JDBC, JTA, JPA, Hibernate and JMS.
• Experience with distinctive design patterns like Singleton, Factory, Prototype, Business Delegate, Session Facade, Service locator, Visitor, Observer, Decorator, Front Controller, DAO and MVC.
• Expertise in XML technologies such as XSL, XSLT, XML schemas, XPath, XForms, XSL-FO and parsers like SAX, DOM
• Expertise in back-end/server side Java technologies such as: Web services, Java persistence API (JPA), Java Messaging Service (JMS), Java Database Condonectivity (JDBC) and Java Naming and Directory Interface (JNDI).
• Experienced in building Web Services for Service Oriented Architecture (SOA).
• Good Understanding in databases such as Oracle, MySQL, SQL Server, NoSQL, Mongo DB and IBM DB2 databases to manage tables, views, indexes, sequences, stored procedures, functions, triggers and packages
• Experience in JMS over messaging to exchange the information in more reliable and asynchronously for enterprise applications using Active MQ and Rabbit MQ.
• Proficient with build automation tools like Gradle, Maven and Ant for builds and deployments to different environments.
• Experience on different IDEs such as Eclipse, RAD, Spring Tool Suite, IntelliJ and deployment using Application Servers like Apache Tomcat, BEA WebLogic, Web Sphere, Glassfish, Camel and JBOSS
• Experience with JUnit, Mockito, Log4j in developing test cases and determining application functionality.
• Experience on UNIX/LINUX Shell Scripting and Deployment of Applications in Server.
• Decent Experience in using code repository tools GIT, Tortoise SVN, and Visual Source Safe.
• Strong communication and analytical skills and a demonstrated ability to handle multiple tasks as well as work independently or in a team.

TECHNICAL SKILLS

Programming Languages: C, C++, Java 1.8, J2EE, and PL/SQL.

Tools: and Framework: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Struts, JSF, Apache Camel, JUnit, SOAP UI, JReport.

J2SE/J2EE Technologies: Java, J2EE, RMI, Sockets, JDBC, Servlets, JSP, JMS, Java Beans, JSTL, JSF, Jakarta Struts, EJB, Spring, Hibernate, JTA, JNDI, JPA JMS, Web Services (JAX-RPC, JAX-WS, SOAP, REST, WSDL, UDDI and RESTFUL), Groovy/Grails.

Web Technologies: HTML5, CSS3, JavaScript, JQuery, Bootstrap, AngularJS, JSF, AJAX, NodeJS, JSON Restful.

XML Technologies: XML, XSL, DOM, SAX, DTD, XQuery, XSD and XSLT.

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

Databases: Oracle, SQL-Server, MySQL server, MS SQL, IBM DB2, MongoDB, NoSQL.

Web/Application Servers: Apache Tomcat, IBM WebSphere, Glassfish, Web logic Application server, JBOSS.

Build Tools: ANT, Maven, Gradle, Vagrant, Docker and Jenkins

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

Testing Tools/ Others: JUnit, Mockito, Soap UI, Log4j and JIRA

Version Control: Tortoise SVN, Confidential and GIT

Platforms: Windows, Mac, Linux and Unix.

Methodologies: Agile, Waterfall, Test Driven Development

PROFESSIONAL EXPERIENCE

Confidential, Jersey City,NJ

Full stack Java Developer

Responsibilities:

• Converted a monolithic app (Premier Provider Web) to (Provide Information Enterprise Relations) app with microservices architecture using Spring Boot using 12-factor app methodology.
• Used Spring Boot which is radically faster in building cloud Micro Services and develop Spring based application with very less configuration.
• Developed Micro services & APIs using Spring Cloud, Spring Security, Spring Boot, Spring Integration.
• Performed REST validations and created REST exception Handlers and used Postman to test REST services.
• Developed unit test cases using Junit, Spring to test REST microservices.
• Used Java 1.8 Lambda expressions and Stream API to support functional-style operations on streams of elements.
• Involved in developing responsive UI using HTML5, CSS3, JavaScript, Bootstrap and SPA (single page application) using Angular 8, Typescript, Angular-CLI, NGRX, Bootstrap and Web pack.
• Used Angular router and implemented module wide routing and created different forms using Angular data driven and template driven forms.
• Developed Angular Components, Services, and Filters and took part in developing unit test and integration test cases using Jasmine, Karma and Web pack.
• Worked on Java functional programming concepts like Streams, Functional Interfaces, new date time API and lambda expressions.
• Used Multi-Threading and collection framework including List, Map etc.
• Design and implementation of different micro services and its Docker files.
• Created and maintained Docker images and Docker containers.
• Configuring the Docker containers and creating Docker files for different environments. created Docker machine in Amazon EC2 instance and created Docker containers in Docker Machine running in Amazon EC2
• Responsible for creating an instance on Amazon EC2 (AWS) and deployed the application on it.
• Worked on developing Restful endpoints to cache application specific data in in-memory data clusters like REDIS and exposed them with Restful endpoints.
• Involved in creating EC2 instances and installed required configurations and applications on it and created S3 buckets for storing object level data into it.
• Used AWS Cloud Watch to monitor the application and to store the logging information.
• Focused onTestDrivenDevelopmentthere by creating detailedJUnittests for every single piece of functionality before writing the functionality.
• Worked in Agile TDD environment using SDLC tools like GIT, Jira, Jenkins, and Maven for build packaging and deployments of the application components Used Spring Boot which is radically faster in building cloud Micro Services and develop Spring based application with very less configuration.
• Used Apache Maven as a build tool for building the Restful web-service.

Environment: Java 1.8, concurrent package, lambda expressions, streams, JavaScript, Spring Data, IBM MQJAX-B, JAX-RS, Spring Boot, Spring Cloud, SQL, Oracle 11g, GIT/Stash(Bitbucket),Maven, ServiceNow, Autosys, Eclipse, Unix, JUnit, Log4J, Angular, HTML, CSS, and Bootstrap, Swagger, Microservices, JIRA, AWS IAM, EC2, S3, RDS, SQS.

Confidential, Jersey City, Nj

Java Developer

Responsibilities:

• Used Java 1.8 Lambda expressions and Stream API to support functional-style operations on streams of elements.
• Worked on Java functional programming concepts like Streams, Functional Interfaces, new date time API and lambda expressions.
• Used Java 1.8 Lambda expressions and Stream API to support functional-style operations on streams of elements.
• Implemented JMS Listener on MQ, Routing functionalities and invoking corresponding web service using Apache Camel.
• Core Java with Concurrent API is used extensively for parallel processing and chunk processing.
• Apache camel Kafka end point used to publish trade flow to Apache Kafka . TFM (Transaction Forensic Monitor) to track transaction details.
• Developed component to receive inbound data from different source systems in different formats (fixed length,xml) normalized to GOMS format using Apache Camel Smook Data Format.
• Developed component send formatted (Goms JSON) trade data to GOMS Rest Endpoint to capture enriched data. Response from Rest Endpoint publishes to MQ using Apache Camel
• Involved in developing several Fix message New Order single, Execution, Confirmation.
• Used Angular router and implemented module wide routing and created different forms using Angular data driven and template driven forms.
• Developed Angular Components, Services, and Filters and took part in developing unit test and integration test cases using Jasmine, Karma.
• Consumed REST services using Angular HTTP and performed various REST Http operations for data retrievals and updates.
• Implemented Cloud capabilities like Centralized Configuration, Load Balancing, Service-to-Service call using Feign, Service Registry and Discovery using Eureka in Spring Cloud.
• Used Spring Boot which is radically faster in building cloud Micro Services and develop Spring based application with very less configuration.
• Developed Micro services & APIs using Spring Cloud, Spring Security, Spring Boot, Spring Integration.
• Spring JDBC used retrieve and update, inserting data in oracle database with use of stored procs.
• Gulp is used to build and Bower is used for managing dependencies
• JSON request/response from UI is processed using Spring Boot, Restful features with micro services Architecture and Spring Data Jpa is used to save/retrieve the data in the backend
• Oracle Coherence used to store Reference Data.
• Used Apache Maven as a build tool for building the Restful web-service
• Used Node.Js CLI tool Node Package manager(NPM) to build Angular application.

Environment: Java 1.8, concurrent package, lambda expressions, streams, J2ee, webservices,JMS,XML(Dom, Sax, Xpath, Stax, XSLT),IBM MQ,Kafka 2.0, Spring Boot,Apache Camel 2.2, Spring Batch, Spring Data JPA, EHCache,Jprofiler,Angular6,Bower,Gulp,Eclipse,WebStorm,GIT/Stash(Bitbucket),Jenkins,Confluence,Jira,SourceTree, Swagger, Maven, Windows, Linux,DB2,Sql Server, Coherence..

Confidential, Charlotte, NC

Java Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development, and testing.
• Used Spring MVC framework for implementing Model-View- Controller (MVC)architecture at the Web tier level to isolate each layer of the application so that complexity of integration will be reduced, maintenance will be very easy.
• Used Spring AOP for solving crosscutting concerns like keeping logged data and transactions details etc.
• Used Spring Batch for processing large amount of data like transaction management, job processing, resource management and logging.
• Secured the API's by implementing Oauth2 token based authentication/authorization scheme using spring security.
• Designed and developed third-party Payment services to Offer Users Convenient Payment Methods based on OAuth Protocol
• UsedHibernateORMframeworkas persistence engine and wroteHibernateQueries to automate the mapping betweenOracledatabase andObjectsinJava.
• Involved in writing SQL and Stored Procedures for handling complex queries with help of TOAD and access them through Java Programs from Oracle Database.
• Used WebLogic serverto route our JMS queue messages to different business floors and configured routes in WebLogic and used JMS in e-mail notification.
• Focused onTestDrivenDevelopmentthere by creating detailedJUnittests for every single piece of functionality before writing the functionality.
• Worked in Agile TDD environment using SDLC tools like GIT, Jira, Jenkins, and Maven for build packaging and deployments of the application components.

Environment: Agile methodology, Java 1.8, J2EE,Hibernate, Spring, XML,JSP, JAX-RS, Spring AOP, Spring security, Oracle, HTML, AJAX, JavaScript, Angular, Docker, GIT, JIRA, PL/SQL, STS, JUnit, Log4J, Maven, Jenkins, WebLogic Application Server,.

Confidential

Full stack Java Developer

Responsibilities:

• Involved in design, development and testing phases of the SDLC using Agile Methodology.
• Developed user interface using JSP Tag libraries, third party libraries and Java Script to simplify the complexities of the application and developed the User Interface using HTML, CSS, and Ajax.
• Used AJAX API for intensive user operations and client-side validations.
• Developed application using Struts MVC Framework wrote Configuration XML file that containsdeclarations and another dependent object declaration.
• Inserted Dependency Injection between components using Spring’s (IOC) concept.
• Used Multithreading in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
• Implemented Asynchronous messaging between components using JMS.
• Used Singleton design pattern in Hibernate Utility class.
• Developed various Java beans for the performance of business processes and effectively involved in Impact analysis.
• Developed application service components and configured beans using Spring IOC, creation of Hibernate mapping files and generation of database schema.
• Worked on creatingDockerimage though a Docker file via Jenkins and deploying theDocker image on Open shift.
• Deployed scalable services, securely and reliably, on a wide variety of platforms usingDocker.
• Developed Web Logic container security components for adding vendor specific Security Realm to application usingJMX.
• Implemented SOA architecture with Web Services using SOAP, WSDL, UDDI and XML using CXF framework tool/Apache Commons. Designed and developed Hibernate DAO is using spring framework’s Hibernate Dao Support and Hibernate Template.
• Used Cassandra to work on JSON documented data.
• Configured and managed Apache Web Server onLinux for web based applications using REST/SOAP, Apache and WebSphere.
• Creating and managing user accounts, system security, performance tuning, change management, documents and procedures onLinux.
• Worked on CassandraQuerying language to load bulk of data and execute queries.
• Created Data Access Objects (DAO) to add, modify and deletion of records.
• Created tables, triggers, stored procedures, SQL queries, joins, integrity constraints and views for multiple databases, Oracle using TOAD tool.
• Written Stored Procedures and SQL scripts both in SQL Server and Oracle to implement business rules.
• Implemented PL/SQL procedures and views in Oracle Database.
• Involved in Bug fixing of various modules that were raised by the testing teams in the application during the Integration testing phase.
• Refactoring of monolithic applications to aMicroservicesand Component based architectures.
• Implemented Log4J for Logging Errors, debugging and tracking.
• Prepared technical reports & documentation manuals during the program development.
• UsedTortoise SVNto 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.
• Performed deployment of applications IBM WebSphere Application Server.

Environment: Java, Html, CSS, JavaScript, jQuery, Bootstrap, CloudPlatform, JSP, J2EE, DOM/SAX PARSERS, JMS, Spring (Services, DAO, MVC, IOC) and Struts Framework, Hibernate, Spring Micro services, Docker, Cassandra, Microservices, RESTful, SOAP, JMX, Scala, Linux, WSDL, UDDI, Oracle, PL/SQL, Log4J, Maven, Tortoise SVN, Web Sphere.

Confidential

Java Developer

Responsibilities:

• Involved in understanding and analyzing the requirements of the project.
• Followed Waterfall Methodology to implement the features.
• Implemented Struts MVC design pattern and front controller pattern.
• Developed Action Class components for performing business process execution and involved in configuration of struts configuration specific xml file.
• Created and handled Custom-Exceptions that are related to business operations. Created child Threads to improve the performance by running some independent tasks at background.
• Developed Server-Side components for the business services for creating Items, BOM, Sourcing Rules, and substitute.
• Used Java Jdk1.5 features to implement the functionalities.
• Designed and developed the User Interface using HTML, JavaScript, AJAX and CSS.
• Used Log4j for logging purposes during the development of the application.
• Used JDBC to interact with the underlying MySQL Database.
• Extensively worked on SQL for writing complex queries in the business logic layer.
• Deployed Applications on Apache Tomcat Server and used Confidential as the version control manager.
• Used Mantis for tracking the issues and for enhancements of any features.
• Used Eclipse IDE to integrate the different frameworks to build the overall application.

Environment: Java, JDBC, Jdk1.5, Servlets, Struts, JSP, Hibernate, Java Mail API, AJAX, HTML, XML, ANT, Log4J, Confidential, RAD, Putty, MySQL, Mantis, Apache Tomcat, Eclipse IDE, Waterfall Methodology.