SUMMARY

• IT professional with over 8 years of experience in developing web based, SOA based and client/server applications in multi - platform environments with Java/J2EE technologies, Involved in all the phases of Life Cycle of Software Development (SDLC).
• Extensive experience and actively involved in Requirement gathering, Analysis, Design, Reviews, Coding, Code Reviews, Unit and Integration Testing.
• Implemented the service projects on Agile Methodology and involved in running the scrum meetings.
• Extensively involved in Test Driven Development.
• Has enough knowledge in using JAVA 8 features like Lambda Expressions, Streams, Method References, Repeating Annotations and Method Reflections.
• Experienced in creative and effective front-end development using Angular 2/4/5/6, JavaScript, HTML, DHTML, XHTML, Ajax, BootStrap 3/4, React JS, Redux and CSS.
• Developed Angular 7 components such as Services, Animations, Reactive forms, Custom Validators, Custom Pipes, and Custom Directives.
• Experience in Deploying, Monitoring and Supporting Java Web services in Pivotal Cloud Foundry.
• Experience with amazon web services (AWS) and amazon cloud technologies such as Amazon EC2 (virtual servers), Amazon Cloud Watch (monitoring).
• Deploy application updates to AWS and monitored the load balancing of different instances.
• Worked in container based technologies like Docker, Kubernetes and Openshift.
• Knowledge of application development for Cloud platforms using technologies like Java/J2EE, Spring Boot, Spring Cloud, Micro Services.
• Integrated Spring boot application with Openshift using PaaS components like configmap, secret and service registry.
• Experience in Red Hat Openshift for building and deploying the spring application onto the OS pods.
• Experience in Micro Services and Spring Boot application development.
• Hands on experience in working with Collections, Exception Handling and Multithreading.
• Analysis, Design and Development of J2EE Business applications, Web-based and n-tier applications using the following core technologies - Java, Servlets, JSP, JSTL, and XML.
• Extensively worked with enterprise and persistence Design Patterns like Singleton, Factory, Business Delegate, DAO, MVC, Front Controller, Visitor, observer, Service Locator, Session Façade.
• Experience in Spring Framework such as Struts, Spring IOC, Spring Resources, Spring JDBC, Spring MVC, Spring Security, spring Boot, JSF, Junit, Hibernate, Jasper reports.
• Good Experience using Object Relational Mapping (ORM) tool like Hibernate and JPA.
• Experience in writing the SQL queries in Oracle, MYSQL, DB2 and SQL Server.
• Experience in development, deployment and troubleshooting Web based and enterprise-based applications on Windows, UNIX and Linux platforms.
• Experience in deployment process by writing shell scripting and expertise using WinSCP and secure FTP for sharing the files between Linux boxes and windows.
• Experience in developing web-services using REST, SOAP, WSDL and Apache AXIS2, UDDI, WSDL, JAX- RPC, JAX-RS JAX-WS, JAX-B.
• Experience in designing transaction processing systems deployed on various application servers including Tomcat, Web Sphere, Web logic, JBoss.
• Good Experience on Quality Control, JIRA, Tracking the tickets like accepting the tickets/defects, Reviewing Code and closing the tickets etc.
• Used CVS, Git and SVN for Source code version control.
• Experience with various IDEs like Eclipse, IntelliJ, Spring Tool Suite.
• Excellent Experience in Code Refactoring.
• Automation tools link Selenium IDE, RC, WEB Driver and Grid, & unit testing tools like TestNG, Junit
• Excellent Client interaction skills and proven experience in working independently as well as in a team.
• Excellent communication, analytical, interpersonal and presentation skills.
• Actively involved in the DevOps streamlining process through Jenkins CI and CD Release Automation.
• Decent experience in building tools like ANT, Maven, Gradle, Angular CLI.
• Hands on experience in creating Docker images to solve containerization issues.
• Involved in Automation Feasibility Study for Web based applications.
• Experienced in implementing enterprise integration patterns using Apache Camel framework.
• Involved in issue tracking and agile project management usingJIRA and Rally.
• Excellent analytical and critical thinking, creative problem solving, quick learning, interpersonal and client interfacing skills.

TECHNICAL SKILLS

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

Mark-up/XML Technologies: JSP, JSTL, HTML5, CSS3, JavaScript, Bootstrap, jQuery, Ajax, Type Script, Jasmine, Karma, Angular 7, XSD, XSL/XSLT, SAX/DOM and JSON.

Tools: & Framework: Servlet, Struts, Spring, Spring IOC, Spring AOP, Spring MVC, Spring Security, Spring Boot, Spring Data, Spring Web Flow, Jasper reports, Log4j and Groovy/Grails.

Web services: SOAP, RESTful, UDDI, WSDL, JAX-RPC, JAX-RS, JAX-WS, JAX-B, Axis2 and Apache CXF, Amazon Web Services, Micro Services.

Web/App Servers: Web Sphere, Apache, Tomcat, JBOSS, Web Logic Server.

Database: Oracle, My SQL, TOAD, DB2, MongoDB and DynamoDB, Cassandra.

IDEs: Eclipse, RAD, IntelliJ and Spring Tool Suite (STS).

O-R mapping: Hibernate, IBatis and JPA.

Testing Tools/ Others: JUnit, Mockito, Soap UI, Putty, Rational Clear Quest and Star Team.

Version Control: Tortoise SVN, CVS, Rational Clear case and Git, Docker, Kubernetes.

OS & Environment: Windows, UNIX, Linux, Sun Solaris

Design Patterns: MVC, Front Controller, Singleton, Business Delegate and DAO patterns

Cloud Technologies: AWS (EC2, S3, ELB)

PROFESSIONAL EXPERIENCE

Confidential, Jacksonville, FL

Sr Full Stack Developer

Responsibilities:

• Actively involved in Analysis, Design, Development, System Testing and User Acceptance Testing. Followed Agile methodology in the Scrum Cycle model where requirements evolve through collaboration between teams.
• UsedMulti-Threadingand concurrency and implemented threads while preparing and generating mails.
• Involved in writing Thread Safe blocks for multithread access to make valid transactions.
• Implemented Executor Service in the application, can execute tasks in the background, similar to a thread pool.
• Used advanced Java 8 features like Lambda expressions for array operations, collections. Enhanced concurrency methods etc. throughout the application for well-defined programming.
• Implemented Hibernate Template to great extent making use of HQL, Named Parameters, Named Queries and interfaces such as Expression, Query and Criteria used to implement data access.
• Used Hibernate, object/relational-mapping (ORM) solution, technique of mapping data representation from MVC model to Oracle Relational data model with SQL-based schema, Transactions, Interceptors.
• Used Spring and Hibernate for implementing IOC and Object Relational Mapping for back-end tiers.
• Developed Data Access Object (DAO) interfaces using Hibernate to Interact with database.
• Developed web pages using HTML4.0/5.0, CSS3, JavaScript, Bootstrap 3/4, Node JS, Angular 5/7, NGRX, Bootstrap3/4, AJAX and JSON.
• Created Custom, reusable and responsive Angular Components using ES6 Classes, reused the existing component, followed parent - child relationship between components and shared data between components to create an application that follows component based architecture.
• Designed and developed the authenticating portal using framework Angular 5 along with HTML5, CSS3 and Type Script.
• Used CSS Media Queries and Bootstrap to design responsive web pages for better user experience in mobile.
• Implemented Angular Router to enable navigation from one view to the next as user performs application tasks.
• Worked in container based technologies like Docker, Kubernetes and Openshift.
• Creation of automatic jobs in continues integration tool i.e, Bamboo, which supports builds for each of the code commit.
• Involved in writing and executing stored procedures, functions, and triggers for Oracle to create a Database.
• Participated in coding Spring AOP components for the Logging, Exception handling and Transactional Models.
• Deployed Spring Boot based applications Docker and container using Openshift admin console.
• Strong experience on Spring Dependency Injection to use constructor arguments for mandatory dependencies.
• Developed constructor of any given bean class indicating the constructor toAutowirewhen used as aSpringbean.
• Worked with Spring actuator which is configured Spring Boot application and monitor by invoking HTTP endpoints.
• Worked on RESTful Web Services for transferring XML data between two interfaces.
• 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.
• Deployed the Application into Docker container and made easily accessible Confidential runtime using Openshift and other cloud services like AWS.
• Integrated Spring boot application with Openshift using PaaS components like configmap, secret and service registry.
• Implemented Model View Controller (MVC) framework and Spring regarding flow of request by Dispatcher Servlet.
• Used J2EE design patterns like Adapter, Service locator, Session facade, Singleton, Factory and DAO.
• Developed Maven scripts and developed builds using Mavenand continuous integration servers like Jenkins.
• UsedGitas Version Control System for the application and JIRA as defect management.
• Upgraded WebSphere server 8.5 in Production servers to latest version, configured and tested successfully.
• Developed JUnit test cases for unit testing the integration layer.
• Worked on DAO’s to pull data from source Databases and converted into JSON formats, published into Kafka.
• Responsible for migrating existing modules in IBM MQ to Kafka to integrate with Apache Storm.
• Used GIT as version control and Spring Tool Suite (STS) as an IDE to develop the application.
• Worked with production support team in debugging and fixing various production issues

Environment: Agile Methodology, Java1.8, J2EE, HTML5, CSS3, JavaScript, TypeScript, jQuery, Angular 7, Bootstrap, Spring MVC, Spring IOC, Spring Boot, Spring Security, OAuth2, Spring AOP, Spring Batch, REST, SOAP, Hibernate, Micro Service Architecture, Active MQ, Docker, Web Sphere, AWS, EC2, S3, RDS, MongoDB, Web Sphere, Oracle, Mockito, JUnit, Kafka, Maven, Jenkins, JIRA, GIT, STS, Linux.

Confidential, Alpharetta, GA

Full Stack Developer

Responsibilities:

• Worked as per Agile Methodology (Scrum) to meet customer expectation, timelines with quality deliverables.
• Responsible for creating efficient design and developing user interaction screens using HTML5, CSS3, JavaScript, JQuery, Ajax for service calls on pages to interact with the server.
• Developed static web pages using HTML5, CSS and client-side validations using JavaScript.
• Implemented different validation control on the webpages using Angular 5/6 anddeveloping a cross-platform JavaScript based solution usingAngular 5/6.
• Designed and developed the authenticating portal using framework Angular 5 along with HTML5, CSS3 and Type Script.
• Involved in building a high efficiency Dynamic single and multiple Web Application Using Bootstrap.
• Involved in research, implementation, and review of JQuery and JavaScript functions to useplugins for representing data in graphs.
• Connected to Data sources and performed operations using Spring Data Framework features like Spring JDBC and Spring ORM.
• Implemented logging and transaction manager using Spring AOP concept.
• Worked extensively on Spring boot for building web service.
• Secured the API's by implementing OAuth2 token-based authentication/authorization scheme using spring security.
• Developed the persistence layer usingHibernateFramework, created thePOJOobjects and mapped usingHibernate annotations.
• Developed DAO layer using Cassandra and expertise in CQL (CassandraQuery Language), for retrieving the data present in Cassandra cluster by running queries in CQL.
• Consumed REST based micro services with Rest template based on RESTful APIs.
• Analyze business requirements and develop various business delegates to integrate with Middleware services like JAX-WS using SOAP and REST.
• Developed Data Services using XML messages that use REST web services, Created REST envelope.
• Used Pivotal Cloud Foundry to role-based access controls, applying and enforcing roles and permissions to ensure that users can only view and affect the spaces for which they have been granted access.
• Used JAXB to read the xml file and then created instances of a generated classes.
• Used XSLT to change the Data formats into XML to XML and XML to PDF formats.
• UsedJIRA tool forIssue/bug tracking, monitoringof work assignment in the system.
• Re-design and implement CI build system using Jenkins.
• Worked with executed unit test cases by using JUNIT for accuracy of code and logging with log4j.
• Developed Maven scripts to build and deploy the application in the WebSphere Application Server.
• Log4Jwas used to monitor the error logs and usedGITas version control tool.

Environment: Java, HTML5, CSS3, JavaScript, jQuery, Angular 5, Bootstrap, Ajax, Type Script, Jasmine, Karma, Spring MVC, Spring Boot, Spring Security, OAUTH2, Spring ORM, Hibernate, AWS, Microservices, SOAP,RESTful, Eclipse, Mockito, Jenkins, JMS, JSP, XSLT, XML, Unix Shell Scripts, SQL, RabbitMQ, WebSphere, Maven, Log4j, JUnit, JIRA, GIT, Agile.

Confidential, Minneapolis, MN

Java/J2EE Developer

Responsibilities:

• Involved in various SDLC is a conceptual model used in project management that describes the phases like Requirement gathering, Design, Analysis and Code development with both iterative (Agile, Waterfall).
• Used Spring JDBC template to retrieve the data and represented the data in the form of tree which has seven hierarchies and implemented drag and drop functionality to it.
• Using Spring DAO Module provided to work with data access with JDBC Dao support and Hibernate Dao support.
• Developed critical components of the application including Spring forms, Spring controllers, JSP views, and business logic and data logic components that include Hibernate Entities, Spring-Hibernate DAO and Spring models following MVC architecture for implementing user interfaces on computers.
• Involved in writing Thread Safe blocks for multithread access to make valid transactions.
• Created MULE ESB artifact and configured the MULE config files deployed and build & deployed the services.
• Used XML Web Services using SOAP to register agents using non-java application.
• Involved in Web Services Testing using Soap UI to create and execute automated functional, regression, compliance, inspection, invoking, development, simulation, mocking and load tests.
• Transaction management is done by JTA API specification by implementing them.
• Developed JSON uses text to transmit data objects with JAX-RS and JSON documentation using Swagger API.
• Developed screens and application using frames where a JSP, JavaScript, AJAX and Ext JS grid to display data.
• Used AJAX extensively to implement front end /user interface features in the application.
• Developed entire user interface using various Ext JS for building interactive cross platformweb applications components like Form panels, Tab panels, View port and Editable grids.
• Implemented Map-reduce functionality in MongoDB to maintain customer order tracking.
• Composed and executed MongoDB scripts to insert, update NoSQL database, automating data reporting.
• Implemented CRUD operations with Mongo-DB (NoSQL) and manage all the details of Customer.
• Developed the application using industry standard design patterns like Singleton, Business Delegate, Adaptor, MVC, and Factory Pattern etc. for re-usability and for client entities to provide access.
• Developed data tables using Ace components, implemented Sorting, Filtering and Pagination functionalities to it.
• Developed the IDOC Servlets for consume interfaces which converts the IDOC to XML/JSON can be used to receive data from a web server and to DB using web methods with Spring Rest.
• Developed Junit test cases using Mockito and Spring Junit Runner framework to perform some integration testing.
• Provided JUnit support for the application for debugging the system and Test-Driven Development (TDD).
• Used Apache Maven for project management and building the application for reporting and documentation.
• Used Maven as a build tool and retrieved all the dependencies required in project for the application.
• Used version control repository SVN (Subversion by apache) with distributed and centralized for issue tracking.
• Used JENKINS for Continuous integration (CI) and Continuous deployment (CD).

Environment: Java, JDBC, Spring DAO Module, Spring forms, Spring controllers, JSP views, MULE ESB, XML Web Services, SOAP, JTA, Swagger, JavaScript, AJAX, Ext JS, MongoDB, NoSQL, CRUD, Drools Rule Engines, Junit, Mockito, Spring Junit Runner, Apache Maven, SVN, JENKINS, Continuous integration (CI), Continuous deployment (CD).

Confidential

Java/J2EE Developer

Responsibilities:

• Participated in all phases of development, analysis, design, program analysis, programming, debugging, testing, documentation, delivery, deployment, maintenance and implementation or coding.
• Developed Spring Application using Spring Core, Spring AOP, Spring Batch, Spring Security, Spring DAO.
• Worked on Java server-side programming using Spring MVC, Servlets and JSP.
• We used Multithreading for thread safe blocks in this application to improve the performance.
• Used various Core Java concepts such as Exception Handling, Collection APIs to implement various features.
• Extensively used spring core by configuring and using Spring Beans Filters, servlets and server-side programming.
• Used Spring JDBC template to retrieve the data to connect and execute query and represented the data in the form of tree which has seven hierarchies and implemented drag and drop functionality to it.
• Created branding in the web UI front end using CSS classes for web pages, including the design and layout.
• Developed UI using HTML, CSS and JQuery to display the data on the client side.
• Built HTML templates for high traffic and complex data driven websites and building blocks of HTML pages.
• Designed and developed middleware application using spring core framework.
• Used jQuery, Ajax for service calls on pages to interact with the server for information.
• Involved in the creation of interface to manage Attributes Using JavaScript, jQuery for user interactions in pages.
• Developed SOAP web services using Apache CXF web services and Spring framework and its core features.
• Wrote SQL, PL/SQL and stored procedures, packages as part of database interaction and also Involved in developing SQL queries, triggers, functions, DML and DDL statements to accomplish select/insert/update/delete.
• Developed and prepared test cases and performed unit testing with Junit and following Test Driven Development. Design, Analysis and Unit testing documents related to every Modules while Developing each module.
• Used Jenkins for the automatic build process and also used for integration testing and deploying software.
• Debugged all look and feel issues in the target browsers, in conjunction with quality assurance.
• Used Mavenfor compilation, documentation, reporting, distribution and building JAR, WAR and EAR files.

Environment: Spring MVC, Spring Core, Spring AOP, Spring MVC, Spring DAO, Batch processing, Multithreading, Exception Handling, Collection API, JSP, Servlet, JDBC, JMS, JQuery, HTML, CSS, AJAX, SQL, PL/SQL, MAVEN, Jenkins, JUnit, JMS, J2EE, Apache CXF.