SUMMARY

• Participated in Functional and Systems Requirements Modeling sessions to create System Requirements for the application.
• Actively experience on Analysis, Detail Design, Development, Bug fixing and Enhancement in Agile methodology.
• Strong knowledge and experience in multi - tiered distributed environment, OOP and OOAD concepts, good understanding of Software Development Lifecycle (SDLC) and Service Oriented Architecture (SOA).
• Designed and developed User Interface using HTML5, CSS, JavaScript, jQuery, AJAX and JSON.
• Developed Spring Framework based Restful Web Services for handling and persisting of requests and Spring MVC for returning response to presentation tier.
• Implemented Spring security features using AOP Interceptors for the authentication.
• Implemented advanced java API and core java for coding sophisticated business logic.
• Experience with databases such as Oracle, SQL Server, MySQL, DB2 and MS Access.
• Involved in the development of SOAP based web services using WSDL, SOAP, JAXB, CXF, AXIS, JAX-WS and Restful web services using JAX-RS.
• Used JPA and Hibernate annotations for defining object relational metadata.
• Used multithreading in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
• Good experience with Source code management collaboration tools GIT, SVN, GitHub, Bitbucket, Gitlab, AWS-Code commit.
• Designed and developed Hibernate DAO's using spring framework's Hibernate Dao Support and Hibernate Template.
• Wrote complicated SQL query to pull data from different tables to build the report.
• Created Java annotations to include metadata information to the source code.
• Used Log4j for error handling, to monitor the status of the service and to filter bad loans.
• Used WebLogic to deploy the changes and to test on local machines.
• Developed JUnit test cases for the components to ensure all the developed code.
• Application development in different environments like Windows, Linux and UNIX.
• Implemented Iterative (Agile Modeling) process for development and release process.
• Development and debugging done using Eclipse IDE.

TECHNICAL SKILLS

Languages: Java, SQL, PL/SQL

Java/J2EE Technologies: J2EE, Servlets, JSP, EJB, JSTL, JDBC, JSF, JavaBeans, Struts, MVC, Hibernate, Spring, Log4j, XML, JMS, JNI, JMX, Junit, Web services and Custom Tags.

Web Technologies: HTML, JavaScript, CSS, AJAX, XML, JSP, AngularJS.

Frameworks and IDE's: Spring, Hibernate, JPA, Spring Boot.

Application Servers: Apache Tomcat, WebLogic, WebSphere, JBOSS.

Databases: Oracle, SQL Server, PL/SQL and My SQL, MongoDB.

Operating Systems: Windows, Linux, UNIX.

Web Services: WSDL, SOAP, JAX-WS, JAX-RS and REST API, AWS, Microservices.

Version Control Tools: SVN, Git hub, CVS.

Build Script: Maven, Ant, Jenkins.

IDE's: Eclipse, NetBeans, Spring.

Methodologies: Agile, Waterfall, SDLC, Iterative.

PROFESSIONAL EXPERIENCE

Confidential, Washington, DC

Full Stack Java Developer

Responsibilities:

• Actively involved in various phases of application development. Iteratively analyzed and developed web application participating in group sessions, design reviews, and code analyzing.
• Developed rest-API using SPRING BOOT.
• Worked on SDLC all phases of application development to implement the assigned use cases successfully.
• Presentation layer development using JSP, HTML, CSS, JavaScript, jQuery and angular.
• Worked on SDLC all phases of application development to implement the assigned use cases successfully
• Development of presentation layer using JSP's, HTML, CSS, JavaScript, JQuery and Angular2.
• Used Java 1.8 fundamentals like parallel streams and filters through lambda expressions to handle searching.
• Implemented first-hand the best/worst practices for integrating Micro Services into existing system architecture.
• Developed API for using AWS Lambda to manage the servers and run the code in AWS.
• Micro Services were being used as a strategy to gradually replace a core monolithic application while still adding business features.
• Used Rest angular in Angular2 service to make GET/POST/PUT/DELETE to deal with API request and response from Angular2 to send the request.
• Worked on Java8 with lambda, spring and spring boot.
• Implemented the authentication and authorization of the application using Spring Security and Oauth2.
• Implemented Multithreading, Concurrency, Exception Handling, and Collections whenever necessary.
• Prepared calls through Hibernate and Spring JDBC for Interacting with the Database.
• Having good experience with Java 1.8 design patterns like front controller, Singleton objects.
• Designed and developed Micro Services business components and RESTful service endpoints using Spring boot.
• Deployed Java applications in Docker containers to AWS machine images.
• Performed data extraction and loading the JSON data with the server-side content into the Mongo DB.
• Used Active MQ to communicate with controller and used service layer to implement the business logic.
• Implemented Batch jobs using Spring Batch created various item readers, item writers and item processors.
• Involved to write custom Directives, Controllers and services Using Angular2.
• Involved in creation of logs using Log4J for error tracking.
• Used Maven build tool for build process.
• Set-up databases in AWS using RDS, storage using S3 bucket and configuring instance backups to S3 bucket.
• Used GIT as Version Control Tool and Jira for defects tracking.
• Involved in Agile Methodology process, which includes 2 weeks' sprints and daily Scrum to discuss the design and work progress.
• Created Micro services as part Lambda function.
• Create AWS instances via Jenkins with EC2.
• Involved in Agile Methodology process, which includes 2 week’s; sprints and daily Scrum to discuss the design and work progress.

Technologies Used: Agile, Java/J2EE, Angular JS, HTML, JIRA, XML, CSS, JavaScript, XHTML, AJAX, Spring MVC, Spring Boot, Hibernate, Oracle, SQL, MongoDB, JMS, REST Web Services, AWS, Microservices, Log4j, Servlets, Junit, Maven, ANT, GIT and Windows.

Confidential, Wilmington, DE

Full Stack Java Developer

Responsibilities:

• Actively involved in all stages of software development lifecycle: from business/systems analysis, through requirements gathering and functional specification authoring, to development, testing and delivery.
• Designed and developed UI screens using Angular JS, HTML5, CSS3, JavaScript, JSON and AJAX.
• Developed custom Angular JS directives to build custom reusable components to use across the application pages.
• Developed complex service components for Data Access Layer, DAO classes to interact with backend using Java and Hibernate Framework.
• Wrote SQL queries and PL/SQL - Stored procedures, functions, triggers, cursors, sequences, and indexes, which are going to be invoked by Batch processes.
• Used Spring XML configuration for Dependency Injection.
• Developed components of REST web services end to end, using different Annotations.
• Used Spring framework including Spring Beans, Spring AOP and Spring Boot.
• Used Spring AOP for logging for crosscutting concerns of the application.
• Developed server-side application to interact with database using Spring Boot and Hibernate.
• Used Spring Beans to encapsulate business logic and Implemented Application MVC Architecture using Spring MVC.
• Migrate MongoDB shared/replica cluster form one datacenter to another without downtime.
• Involved extensively in authentication and authorization using Spring Security.
• Created Internal and External services, Entity services and handlers.
• Designed and developed restful API and services using best practices to interact within the Microservices and with the front end.
• Designed and developed Rewards API using Spring Boot.
• Worked on deploying war files to WebSphere server through administrative console.
• Unit and integration test cases were being designed and developed using JUnit.
• Worked with QA team to resolve the defects as part of the Sprint tasks.

Technologies Used: Java/J2EE, Agile, Scrum, Angular JS, HTML, CSS, JavaScript, XML, AJAX, Spring Boot, Spring ORM, Hibernate, SQL, Oracle, MongoDB, Servlets, Microservice, Tomcat, WebSphere Log4j, Junit, REST, JSON, Eclipse IDE, GIT, Maven and Windows.

Confidential, Wilmington, DE

Java/J2EE Developer

Responsibilities:

• Interacting with the teammates for understanding the business and the business users for gathering the requirements.
• Designed and developed various modules of the application with Spring MVC, Spring security and Spring restful web services.
• Developed Application components and API's using core Java.
• Implemented Spring Security for user authentication.
• Involved in integrating Hibernate Framework with Spring.
• Extensively used Angular JS to develop the presentation layer for invoking REST calls directly.
• Good hands on designing the project.
• Implemented TDD (Test Driven Development).
• Provided the support for integrating the Restful web services with clients.
• Experience in building web services using Spring and Apache CXF operating within ESB, offering both REST, and SOAP interfaces.
• Wrote some XSLT transformations for help in converting XML into HTML.
• Involved in implementing and utilizing the J2EE patterns MVC, Dependency Injection (DI),
• Inversion of Control (IOC), Data Access Object (DAO), Business Delegate, Service Locator, and Singleton for the enterprise application.
• Used SoapUI and Rest client for testing the Web Services.
• Designed and developed various PL/SQL scripts to meet the business requirements.
• Interacted with clients during various phases of the project.
• Developed Class Diagrams, Flow Diagrams and Sequence Diagram using MS Visio.
• Used Java script validations for client-side validations.
• Used Maven for developing builds and deploying the application on WebSphere Responsible to fix the issues and defects of system.

Technologies Used: Java, J2EE, Maven, XML, jQuery, CSS, HTML, Java Script, AJAX, SOA, Spring, Hibernate, MVC, REST, Oracle, PL/SQL, Servlets, JBOSS, UML, Scrum, Log4j, GIT, JUnit, Eclipse and Windows.