Rajeshwari D Email and Phone Number

 Developed classes using core java concepts like Multithreading, Memory. Management and used Multithreading to develop various helper classes in programming to improve overall performance.  Used Java 1.8 features like Parallel Streams, Filters and Lambda Expressions.  Developed Micro services using Spring Boot, Spring Cloud with Eureka to create discovery Server, clients, and integrated Apache Kafka as a message broker.  Experience in developing independent, without complex XML configuration applications using Spring Boot and reduce the development time with new features. Experience in migrating monolithic application to micro services and interconnect the services.  Experience in Spring AOP module to implement logging for application status.  Used Spring Batch for processing large amount of data like Transaction Management, Job Processing, Resource Management and Logging.  Developed RESTful web service using JAX-RS implementation which produces both XML and JSON to perform tasks, leveraged by both web and mobile applications.  Developed persistence service using Hibernate framework and used OJDBC driver to connect to database from JAVA application.  Evaluated Spark's performance vs Impala on transactional data. Used Spark transformations and aggregations to perform min, max and average on transactional data.  Created Hibernate mapping files and generation of database schema to display data.  Used Hibernate Mappings, HQL, Criteria Queries, Transactions and Locking’s.  Developed spring boot application with micro service and deployed it into AWS.  Utilized AWS Lambda platform to upload data into AWS S3 buckets and to trigger other Lambda Functions Including EC2.

Job functions and Responsibilities: Created a REST web-service based architecture using Spring MVC framework.  Used Eclipse IDE for development, configured and deployed the application on to Tomcat using Maven.  Design roles and groups for users and resources using AWS Identity Access Management (IAM).  Used Spring Boot at back-end which helps to develop application and tested the responses with SOAP UI.  Used JavaScript, jQuery, AngularJS and AJAX technologies for front end user input validations and Restful web service calls.  Worked with project manager to prepare and maintain the use cases, project plans, test plans and project status reports.  Deployed the application in JBoss Application Server.  Involved in Design, Development and Support phases of Software Development Life Cycle.  Application development experience using Collection framework and Core Java, spring, Hibernate, SQL server.  Participated in QA and have good experience involving in Functional testing, Integration testing, and Performance testing.  Development and maintenance of Desktop based applications using Java Swing.  Developed user interface using JSP, JSP Tag libraries and third-party libraries to simplify the complexities of the application.  Used Jenkins for continuous build integration and deployment.  Developed and designed Hibernate DAO’s using Hibernate Dao Support and Hibernate Template.  Worked on UNIX environment for development.  Integration and testing of different modules.

Job functions and Responsibilities: Developed The Restful API in the application using the spring boot framework which is used for evaluating and labeling ultrasonic images for the deep learning system.  Integrated the persistence layer in the spring boot application, developed POJO classes and used Hibernate as the Object Relational Mapping (ORM) tool to access the persistent patient data and map tables from the Oracle database.  Developed business layer and data access layer using Spring associated with  Hibernate and JPA to manipulate database for achieving updated functional requirements.  Used Spring Core Annotations for Dependency Injection (Spring DI) and Spring MVC for Restful API, and Spring Boot for Micro services.  Published and consumed supportive Restful web services for organizing and storing unprocessed data in AWS DynamoDB table and implemented AWS lambda trigger functions for data collections.  Managed TB level experimental and metadata into DynamoDB and built the data pipeline to auto-refresh upcoming data weekly.  Assisted with integrating micro-services with Docker container to build and deployed the project on AWS EC2 instance.  Updated the ReactJS frontend application to display a newly updated data diagram using the Chart.js library.  Participated in Agile Scrum methodology for application development and was involved in analysis, design, coding, and unit testing of business applications in a fast-paced environment.  Tested the Restful Web API using client-side HTTP requests in Postman.